Dr. John Lamers

Research themes
  • Land use and food security
  • Environmental and climate change
  • Knowledge
Research countries
  • Benin
  • Burkina Faso
  • Georgia
  • Ghana
  • Kazakhstan
  • Kyrgyzstan
  • Niger
  • Nigeria
  • Tajikistan
  • Togo
  • Turkmenistan
  • Uzbekistan
Research topic
Sustainable intensification (agroforestry, conservation agriculture), impact analyses, agricultural extension
Research projects

ZEF-UNESCO Uzbekistan project

WASCAL research project

Teaching

Technical aspects of Food security (ZEF BIGS course)

Conservation agriculture: a feasible approach to sustainable agriculture?

Additional Information:

On Editorial Board of Nutrient Cycling in Agroecosystems;

Supervision of
completed doctoral theses

Ph.D. theses supervised: Dilfuza Djumaeva. (2006-2011). The effect of phosphorus amendments on nitrogen fixation and growth of trees on salt-affected croplands in the lower reaches of Amu Darya, Uzbekistan. (graduated magna cum laude). Tilman Schachtsiek (2009-). Exploring the potential of multipurpose tree species for revegetating abandoned cropping sites in the lower Amu Darya Basin.

Additional information

Senior Researcher at ZEF & Backstopper to Central Asia

Degrees

Ir. Dr. Prof. (honorable)

Funding institutions

BMBF,

2016

Awan, U.K., Ibrakhimov, M., Benli, B., Lamers JPA, Liqiat UW. 2016. A new concept of irrigation response units for effective management of surface and groundwater resources: a case study from the multi-country Fergana Valley, Central Asia. Irrigation Science (Irrig Sci), : 1-14. (Open Access)
Bekchanov M and Lamers JPA. 2016. Economic costs of reduced irrigation water availability in Uzbekistan (Central Asia). Regional Environmental Change, (16) 4: 1-19.
Bekchanov M., Lamers JPA. 2016. The Effect of Energy Constraints on Water Allocation Decisions: The Elaboration and Application of a System-Wide Economic-Water-Energy Model (SEWEM). Water, 8: 253. (Open Access) Further Information
Bekchanov, M., Lamers, J.P.A., Bhaduri, A., Lenzen, M., Tischbein B. 2016. Input-Output model-based water footprint indicators to support IWRM in the irrigated drylands of Uzbekistan, Central Asia. In: Borchardt, D, Bogardi, J. J., Ibisch, R.B. (eds.): Integrated Water Resources Management: Concept, Research and Implementation. Springer Science and Business Media, International Publishing Switzerland. 147-168.
Conrad C, Lamers JPA, Ibragimov N, Loew F, Martius C. 2016. Analysing irrigated crop rotation patterns in arid Uzbekistan by the means of remote sensing: A case study on post-Soviet agricultural land use. Journal of Arid Environments , 124: 150-159.
Conrad C, Lamers JPA, Ibragimov N, Loew F, Martius C,. 2016. Analysing irrigated crop rotation patterns in arid Uzbekistan by the means of remote sensing: A case study on post-Soviet agricultural land use. Journal of Arid Environments, 124: 150-159.
Conrad C., Kaiser BO, Lamers JPA. 2016. Quantifying water volumes of small lakes in the inner Aral Sea Basin, Central Asia, and their potential for reaching water and food security.. Environmental Earth Sciences , 75: 951-976.
Khamzina A, Lamers JPA, Martius C.. 2016. Above and – belowground litter stocks and decay at a multi-species afforestation site of arid, saline soil. Nutrient Cycling in Agroecosystems, 104: 187-199.
Martius C and Lamers JPA. 2016. Let there be science: Separating environmental misperceptions from reality in the Aral Sea Basin. In: Freedman E. and Neuzil M. (eds.): Environmental Crises in Central Asia. From Steppes to Seas, from Deserts to Glaciers. . Earthscan from Routledge. 67-77.
Nurbekov A, Akramkhanov A, Kassam A,Sydyk D, Ziyadullaev Z, Lamers JPA. 2016. Conservation Agriculture for combating land degradation in Central Asia: a synthesis.. AIMS Agriculture and Food, 1(2): 144-156. (Open Access)

2015

Bationo, A., Lamers, J.P.A., Lehmann, J.. 2015. Recent achievement of sustainable soil management in Sub-Saharan Africa. Nutrient Cycling in Agroecosystems, 102 (1): 1-3.
Conrad C., Rudloff M., Abudallev I, Thiel M, Löw F, Lamers JPA. 2015. Measuring rural settlement expansion in Uzbekistan using remote sensing to support spatial planning. Applied Geography, 62: 29-43.
Crootof A, Mullabaev N, Saito L, Atwell L, Rosen MR, Bekchonova M, Ginatullina E, Scott J, Chandra S, Nishonov B, Lamers JPA, Fayzieva D. 2015. Hydroecological condition and potential for aquaculture in lakes of the arid region of Khorezm, Uzbekistan. Journal of Arid Environments , 117: 37-46.
Devkota K, Hoogenboom G, Boote K, Lamers JPA, Devkota M, Vlek PLG. 2015. Simulating the impact of water saving irrigation and conservation agriculture practices for rice-wheat systems in the irrigated, semi-arid drylands of Central Asia. Agricultural and Forest Meteorology, 214-215: 266-280.
Devkota M, Devkota KP, Gupta RK, Sayre KD, Martius C, Lamers JPA. 2015. Conservation agriculture farming practices for optimizing water and fertilizer use efficiency in Central Asia. In: Drechsel P, Heffer P, Magen H, Mikkelsen R, Wichelns D (eds.): Managing Water and Fertilizer for Sustainable Agricultural Intensification. Fertilizer Industry Association (IFA), International Water Management Institute (IWMI), International Plant Nutrition Institute (IPNI), and International Potash Institute (IPI). . 242-257.
Devkota M, Martius C, Gupta RK, Devkota KP, McDonald AJ, Lamers JPA. 2015. Managing soil salinity with permanent bed planting in irrigated productions in Central Asia. Agriculture, Ecosystems and Environment , 202: 90-97.
Devkota, M., Gupta, R.K., Martius, C., Lamers, J.P.A., Devkota, K.P., Sayre, K.D., Vlek, P.L.G. 2015. Soil salinity management on raised beds with different furrow irrigation methods in salt-affected lands.. Agricultural Water Management, 52: 243-250.
Devkota,K.P., Lamers, J.P.A., Manschadi, A.M., Devkota, M.K., McDonald, AJ., Vlek, P.L.G. 2015. Comparative advantages of conservation agriculture based rice-wheat rotation systems under water and salt dynamics typical for the irrigated arid drylands in Central Asia.. European Journal of Agronomy, 62: 98-109.
Djalilov, B., Khamzina A., Hornidge, A-K., Lamers J.P.A.. 2015. Exploring constraints and incentives for on-farm adoption of agroforestry in degraded cropping areas in Uzbekistan. Journal of Environmental Planning and Management, : 1-21.
Hasan B, Higano Y, Yabar H, Devkota M, Lamers JPA. 2015. Conservation agriculture practice in salt-affected, irrigated areas of Central Asia: Crop price and input cost variability effect on revenue risks. Sustainable Agriculture Research, 4(2): 1-20.
Lamers, J.P.A, Bruentrup, M., Buerkert, A. 2015. Financial performance of fertilisation strategies for sustainable soil fertility management in Sudano-Sahelian West Africa. 1. Profitability of annual fertilisation strategies.. Nutrient Cycling in Agroecosystems, 102(1): 137-148.
Lamers, J.P.A, Bruentrup, M., Buerkert, A. 2015. . Financial performance of fertilisation strategies for sustainable soil fertility management in Sudano-Sahelian West Africa. 2: Profitability of long-term capital investments in rockphosphate. Nutrient Cycling in Agroecosystems, 102(1): 149-165.
Löw F, Fliemann E., Abduallev I, Conrad C, Lamers JPA. 2015. Mapping abandoned agricultural land in Kyzyl-Orda, Kazakhstan using satellite remote sensing. Applied Geography, 62: 377-390.

2014

Aleksandrova, M., Lamers, J.P.A., Martius, C., Tischbein, B. 2014. Rural vulnerability to environmental change in the irrigated lowlands of Central Asia and options for policy-makers: A review. Environmental Science and Policy, 77-88: 1462-9011.
Bekchanov, M., Bhaduri, A., Lenzen, M., Lamers, J.P.A.. 2014. Integrating Input-Output modeling with multi-criteria analysis to assess options for sustainable economic transformation: The case of Uzbekistan. In: Bhaduri, A., Bogardi, J., Leentvaar, J., Marx, S. (eds.): The Anthropocene. Springer International Publishing. 229-245.
Bekchanov, M., Lamers, J.P.A., Martius, C.. 2014. Coping with water scarcity in the irrigated lowlands of the lower Amudarya basin, Central Asia. In: Lamers, J.P.A., Khamzina, A., Rudenko, I., Vlek, P.L.G. (eds.): Restructuring land allocation, water use and agricultural value chains. Technologies, policies and practices for the lower Amudarya region. V & R unipress. Bonn University Press. 199-216.
Devkota, K.P., Manschadi, A.M., Lamers, J.P.A., Ruzibaev, E., Devkota, M.K., Egamberdiev, O., Gupta, R.K., Vlek, P.L.G.. 2014. Exploring innovations to sustain rice production in Central Asia: A case study from the Khorezm region of Uzbekistan. In: Lamers, J.P.A., Khamzina, A., Rudenko, I., Vlek, P.L.G. (eds.): Restructuring land allocation, water use and agricultural value chains. Technologies, policies and practices for the lower Amudarya region. V & R unipress. Bonn University Press. 63-76.
Djanibekov, N., Bobojonov, I., Van Assche, K., Rudenko, I., Nurmetov, K., Lamers, J.P.A.. 2014. Farm restructuring in Uzbekistan through fragmentation to consolidation. In: Lamers, J.P.A., Khamzina, A., Rudenko, I., Vlek, P.L.G. (eds.): Restructuring land allocation, water use and agricultural value chains. Technologies, policies and practices for the lower Amudarya region. V & R unipress. Bonn University Press. 33-44.
Djumaeva, D., Lamers, J.P.A., Khamzina, A., Babajanova, S., Eshchanov, R., Vlek, P.L.G.. 2014. Nitrogen fixation by trees with P-fertilization enhances growth and carbon sequestration in degraded irrigated croplands. In: Lamers, J.P.A., Khamzina, A., Rudenko, I., Vlek, P.L.G. (eds.): Restructuring land allocation, water use and agricultural value chains. Technologies, policies and practices for the lower Amudarya region. V & R unipress. Bonn University Press. 153-166.
Ginatullina, E., Saito, L., Atwell, L., Shermetova, D.B., Fayzieva, D., Lamers, J.P.A., Chandra, S., Shanafield, M.. 2014. Water chemistry and zooplankton communities in drainage lakes in downstream Amu Darya, Central Asia. In: Lamers, J.P.A., Khamzina, A., Rudenko, I., Vlek, P.L.G. (eds.): Restructuring land allocation, water use and agricultural value chains. Technologies, policies and practices for the lower Amudarya region. V & R unipress. Bonn University Press. 179-196.
Lamers, J.P.A., Vlek, P.L.G., Khamzina, A., Tischbein, B., Rudenko, I.. 2014. Conclusions and Options for Action Conclusion, recommendations and outlook. In: Lamers, J.P.A., Khamzina, A., Rudenko, I., Vlek, P.L.G. (eds.): Restructuring land allocation, water use and agricultural value chains. Technologies, policies and practices for the lower Amudarya region. V & R unipress. Bonn University Press. 365-378.
Maksud, B., Lamers, J.P.A., Nurmetov, K.. 2014. Economic incentives for adopting irrigation innovations in arid environments. In: Lamers, J.P.A., Khamzina, A., Rudenko, I., Vlek, P.L.G. (eds.): Restructuring land allocation, water use and agricultural value chains. Technologies, policies and practices for the lower Amudarya region. V & R unipress. Bonn University Press. 297-316.
Nurbekov, A., Akramkhanov, A., Lamers, J.P.A, Kassam, A., Friedrich, T., Gupta, R., Muminjanov, H., Karabayev, M., Sydyk, D., Turok, J., Bekenov, M. 2014. Conservation Agriculture in Central Asia. In: Jat, R.A., Kanwar L. and Kassam, A.H. (eds.): Conservation Agriculture: Global Prospects and Challenges. CAB International. 223-247.
Rudenko, I., Lamers, J.P.A., Djanibekov, U., Davletov, S.. 2014. Virtual water along the Uzbek cotton value chain. In: Lamers, J.P.A., Khamzina, A., Rudenko, I., Vlek, P.L.G. (eds.): Restructuring land allocation, water use and agricultural value chains. Technologies, policies and practices for the lower Amudarya region. V & R unipress. Bonn University Press. 77-87.
Schachtsiek, T., Lamers, J.P.A., Khamzina, A. 2014. Early survival and growth of six afforestation species on abandoned cropping sites in irrigated drylands of the Aral Sea Basin. Arid Land Research and Management, 28 (4): 410-424.
Tupitsa, A., Lamers, J.P.A., Khamzina, A., Botman, E., Worbes, M., Martius, C., Vlek, P.L.G.. 2014. Adaptation of photogrammetry for tree hedgerow and windbreak assessment in the irrigated croplands of the Khorezm region. In: Lamers, J.P.A., Khamzina, A., Rudenko, I., Vlek, P.L.G. (eds.): Restructuring land allocation, water use and agricultural value chains. Technologies, policies and practices for the lower Amudarya region. V & R unipress. Bonn University Press. 165-152.
Vlek, P.L.G., Lamers, J.P.A., Khamzina, A., Rudenko, I., Martius, C., Tischbein, B., Eshchanov, R.. 2014. Restructuring land allocation, water use and agricultural value chains. Technologies, policies and practices for the lower Amudarya region. In: Lamers, J.P.A., Khamzina, A., Rudenko, I., Vlek, P.L.G. (eds.): Restructuring land allocation, water use and agricultural value chains. Technologies, policies and practices for the lower Amudarya region. V & R unipress. Bonn University Press. 15-29.

2013

Bobojonov, I., Lamers, J.P.A., Bekchanov, M., Djanibekov, N., Franz, J. Ruzimov, J. Martius, C. 2013. Options and constraints for crop diversification: A case study on sustainable agriculture from Uzbekistan. Agroecology and Sustainable Food Systems, 37 (7): 788-811.
Conrad, C., Dech, S.W., Hafeez, M., Lamers, J.P.A., Tischbein B. 2013. Remote sensing and hydrological measurement based irrigation performance assessments in the upper Amu Darya Delta, Central Asia. J. Phys. Chem. Earth, 61–62: 52–62.
Devkota K., Manschadi A.M., Lamers J.P.A., Humphreys, E., Devkota M., Egamberdiev O., Gupta, R.K., Sayre K.D., and Vlek, P.L.G. 2013. Growth and yield of rice (Oryza Sativa L.) under resource conservation technologies in the irrigated drylands of Central Asia. Field Crops Research, 149: 115-126.
Devkota K.P., Manschadi A.M., Devkota M., Lamers J.P.A., Ruzibaev E., Egamberdiev, O., Amiri, E., Vlek, P.L.G. 2013. Simulating the impact of climate change on rice phenology and grain yield in irrigated drylands of Central Asia. Journal of applied Meteorology and climatology, 52 (9): 2033-2050.
Devkota M., Martius C., Lamers J.P.A., Sayre K. D., Devkota K.P., and Vlek P.L.G. 2013. Tillage and Nitrogen fertilization effects on yield and nitrogen use efficiency of irrigated cotton. Soil and Tillage Research, 134: 72-82.
Devkota M., Martius C., Lamers J.P.A., Sayre K. D., Devkota K.P., Gupta, R.K. Egamberdiev. O., and Vlek P.L.G. 2013. Combining permanent beds and residue retention with nitrogen fertilization improves crop yields and water productivity in irrigated arid lands under cotton, wheat and maize. Field Crops Research, 149: 105-114.
Devkota, K.P., Vlek,P.L.G., Manschadi, A.M., Devkota, M.K., and J.P.A. Lamers. 2013. Mineral nitrogen dynamics in irrigated rice-wheat system under different irrigation and establishment methods and residue levels in arid drylands of Central Asia. European Journal of Agronomy, 47: 65–76.
Djanibekov, U., Djanibekov, N., Khamzina, A., Bhaduri, A., Lamers, J.P.A., Berg, E. 2013. Impacts of innovative forestry land use on rural livelihood in a bimodal agricultural system in irrigated drylands. Land use policy, 35: 95-106.
Djumaeva, D., Lamers, J.P.A., Khamzina, A., Vlek, P.L.G. 2013. The benefits of phosphorus fertilization of trees grown on salinized croplands in the lower reaches of Amu Darya, Uzbekistan. Agroforestry Systems, 87: 555–569.
Dubovyk, O., Menz, G., Conrad, C., Lamers, J.P.A., Lee, A., Khamzina, A. 2013. Spatial targeting of land rehabilitation: a relational analysis of cropland productivity decline in arid Uzbekistan. Erdkunde, 67 (2): 167-181.
Jabbarov, H., Eshchanov, R., Nurmetov, J., Lutz, A., Shanafield, M., Lamers, J.P.A. 2013. Canal lining to increase water use efficiency and remediate groundwater levels in Khorezm Uzbekistan, Central Asia. International Journal of Agriculture: Research and Review, 3 (4): 742-750.
Rudenko, I., Bekchanov, M., Djanibekov, U., Lamers, J.P.A. 2013. The Added Value of a Water Footprint Approach: Micro- and Macroeconomic Analysis of Cotton Production, Processing and Export in Water Bound Uzbekistan. Global and Planetary Change, 110: 143-151.
Siegmund-Schultze, M., Rischkowsky, B., Yuldashev, I., Abdalniyazov, B., and J.P.A. Lamers. 2013. The emerging small-scale dairy cattle farming sector in Uzbekistan: Highly integrated with crop production but suffering from low productivity. Journal of Arid Environments, 98: 93-104 .
Tischbein, B., Manschadi, A.M., Conrad, C., Hornidge, A-K., Bhaduri, A., Hassan, Ul-M, Lamers, J.P.A., Awan, U.K., Vlek, P.L.G. 2013. Adapting to water scarcity: constraints and opportunities for improving irrigation management in Khorezm, Uzbekistan. Water Science & Technology: Water supply, 13(2): 337-348.

2012

Conrad, C., Fritsch, S., Lex, S., Löw, F., Rücker, G., Sultanov, M., Lamers J.P.A. 2012. Potenziale des ‚Red Edge‘ Kanals von RapidEye zur Unterscheidung und zum Monitoring landwirtschaftlicher Anbaufrüchte am Beispiel des usbekischen Bewässerungssystems Khorezm (in German). In: E. Borg, H. Daedalow, R. Johnson (eds.): RapidEye Science Archive (RESA) - Vom Algorithmus zum Produkt. GITO Berlin. 203-217.
Djanibekov, U., Khamzina, A., Djanibekov, N., Lamers, J.P.A. 2012. How attractive are short-term CDM afforestation projects in arid countries? The case of Uzbekistan. Forest policy and economics, 21: 108-117.
Djumaeva, D., J.P.A. Lamers, C. Martius and P.L.G. Vlek. 2012. Chlorophyll meters for monitoring foliar nitrogen in three tree species from arid Central Asia. Journal of Arid Environments, 85: 41-45.
Edlinger, J., Conrad, C., Lamers, J.P.A., Khasankhanova, G., Koellner, T. 2012. Reconstructing the Spatio-Temporal Development of Irrigation Systems in Uzbekistan Using Landsat Time Series. Remote Sens, 4: 3972-3994.
Kienzler, K., Lamers, J. P. A., McDonald, A., Mirzabaev, A., Ibragimov, N., Egamberdiev, O, Ruzibaev, E, and Akramkhanov, A. 2012. Conservation agriculture in Central Asia – What do we know and where do we go from here?. Field Crops Research , 132: 95–105.

2011

Awan, U., K., Ibrakhimov, M., Tischbein, B., Kamalov, P., Martius, C., Lamers J.P.A. 2011. Improving irrigation water operation in the lower reaches of the Amu Darya River – current status and suggestions. Irrigation and Drainage, 60 (5): 600-612.
Ibragimov, N., S. Evett, Y. Esenbekov, F. Khasanova, I. Karabaev, L. Mirzaev, and J.P.A. Lamers. 2011. Permanent Beds vs. Conventional Tillage in Irrigated Arid Central Asia. Agronomy Journal, 103 (4): 1002-1011.
Kienzler, K.M., Rudenko, I, Ruzimov, J., Ibragimov, N., Lamers, J.P.A. 2011. Winter wheat quantity or quality? Assessing food security in Uzbekistan. Food Security: The Science, Sociology and Economics of Food Production and Access to Food, 3 (1): 53-64.

2010

Babadjanova, Sh., Ibragimov,N., Lamers, J., Kienzler, K. 2010. Biometric parameters and productivity of leguminous cereals under conditions of the Khorezm region. Proceedings of the 3rd International Scientific-Practical Conference held in Nukus, May 13-14, : 116-117.
Bekchanov, M., Lamers, J.P.A., Martius, C. 2010. Pros and Cons of Adopting Water-Wise Approaches in the Lower Reaches of the Amu Darya: A Socio-Economic View. Water, 2(2) Special Issue Challenges and Developments on Water Resources Management in Central Asia: 200-216. Further Information
Djanibekov, N., Rudenko, I., Lamers, J.P.A., Bobojonov, I. 2010. Pros and Cons of Cotton Production in Uzbekistan. Case Study 7-9. In: Pinstrup-Andersen, P. and F. Cheng (eds.): Food Policy for Developing Countries: Case Studies. 13. Further Information
Djumaniyazova, Y., Sommer, R., Ibragimov, N., Jumanar, R., Lamers, J.P.A., Vlek, P. 2010. Simulating water use and N response of winter wheat in the irrigated floodplains of aridNorthwest Uzbekistan, Central Asia. Field Crops Research , 116: 239–251. Further Information
Djumaniyazova, Y.A., Rudenko, I., Ibragimov, N.M., Ruzimov, J.Sh., Lamers, J. 2010. Economic efficiency of nitrogen fertilizer application rates for winter wheat based on irrigation norms. Proceedings of the 3rd International Scientific-Practical Conference held in Nukus, May 13-14, : 7-8.
Lamers J.P.A., C. Martius, A. Khamzina, M. Matkarimova, D. Djumaeva and R. EshchanovD. Eshchanov. R. 2010. Green foliage decomposition in tree plantations on degraded, irrigated croplands in Uzbekistan, Central Asia. Nutrient Cycling in Agroecosystems, 87 (2): 249–260. Further Information
Lamers, J.P.A. and Khamzina, A. 2010. Seasonal quality profile and production of foliage from trees grown on degraded cropland in arid Uzbekistan, Central Asia. Journal of Animal Physiology and Animal Nutrition, 94: 77-85. Further Information
Rudenko I., and Lamers J.P.A. 2010. Virtual water saves prized liquid asset. Concept raisesawareness about dwindling resource in arid region. VOICES, 23: 18-19. Further Information
Rudenko, I. and J.P.A Lamers. 2010. The Aral Sea: An Ecological Disaster. Case Study 8-6. In: Pinstrup-Andersen, P. and F. Cheng (eds.): Food Policy for Developing Countries: Case Studies. 14. Further Information
Shanafield, M., M. Rosen, L. Saito, S. Chandra, J. Lamers and B. Nishonov. 2010. Identification of nitrogen sources to four small lakes in the agricultural region of Khorezm, Uzbekistan. Biogeochemistry (Biogeomon), 101: 357-368. Further Information

2009

114. Djumaniyozova, Y., Ibragimov N., J. Ruzimov, J.P.A. Lamers. 2009. Winter wheat: Irrigaton methods and application of nitrogen fertilizer. Agriculture in Uzbekistan, 5: 17-18.
Begdullaeva, T., M.Orel, I.Rudenko, N.Ibragimov, J.P.A. Lamers, K.Toderich, Z.Khalikulov and C.Martius. 2009. Productivity of introduced and local sugar sorghum kinds inKarakalpakstan. Vestnik, 2: 20-22.
Bekchanov M.B., Kan, E., Lamers, J.P.A. 2009. Options of agricultural extension provision for rural development in Central Asian transition economies: the case of Uzbekistan. Annual Conference Proceedings Research for Sustainable Development held by Westminster International University, Tashkent, 14th May. 71-81.
Djumaniyazova,Y., Ibragimov, N., Ruzimov, J., Lamers, J.P.A. 2009. Winter wheat yield modeling depending on N rate and irrigation scheduling in a meadow soil of the desert zone of Uzbekistan. Proceedings of the the 4th International Conference for young scientists held in Almalybak, Kazakhstan, 3-4 December. 10-13.
Forkutsa, I., Sommer, R., Shirokova, Lamers, J.P.A., Kienzler, K., Tischbein, B., Martius, C. and P.L.G. Vlek. 2009. Modeling irrigated cotton with shallow groundwater in the AralSea Basin of Uzbekistan: I. Water dynamics. Irrigation Science, 27(4): 331-346. Further Information
Forkutsa, I., Sommer, R., Shirokova, Lamers, J.P.A., Kienzler, K., Tischbein, B., Martius, C. and P.L.G. Vlek. 2009. Modeling irrigated cotton with shallow groundwater in the Aral Sea Basin of Uzbekistan: II. Soil salinity dynamics. Irrigation Science, 27(4): 319-330. Further Information
Ibrakhimova, D., Rudenko, I., and Lamers, J.P.A. 2009. Advantages of resource saving soilconservation agriculture in the Khorezm region. Khorezm Mamun Academy’s bulletin, 1/2: 58-64.
Khamzina, A., J.P.A.Lamers, and P.L.G.Vlek. 2009. Nitrogen fixation by Elaeagnus angustifolia L. in the reclamation of degraded irrigated croplands of Central Asia. Tree Physiology, 29(6): 799-808. Further Information
Khamzina, A., R. Sommer, J.P.A. Lamers, P.L.G. Vlek. 2009. Transpiration and early growth of tree plantations established on degraded cropland over shallow saline groundwatertable in northwest Uzbekistan. Agric. Forest Meteorol, 149: 1865-1874 . Further Information
Lamers, J.P.A., A.Akramhanov, O.Egamberdiev, A.Mossadegh-Manschadi, M.Tursunov,C.Martius, R.Gupta, K.Sayre, R.Eshchanov and S.Kienzler. 2009. Rationale for conservation agriculture under irrigated production in Central Asia. Lessons learned. 4th World Congress on Conservation Agriculture. 4-7 February, 2009, New Delhi, India. 146-155.
Lamers, J.P.A., Feil, P. Hoffmann, V. 2009. Re-organisation of extension: Introducing fee-based agricultural extension in Azerbaijan. In: Hoffmann, V., A. Christinck and M. Lemma (eds.): Rural Extension Examples and Background material, vol. 2, 3rd edition. Margraf Publishers GmbH. 147-159 .
Martius, C. J.P.A. Lamers, P.L.G. Vlek. 2009. Integrierte Ansätze zu Land- und Wassermanagement in Zentralasien: ein Pilotprojekt im Distrikt Khorezm im Aralseegebiet. In: M. Kramer (ed.), Wasserprobleme in Zentralasien. DUV (Gabler Edition Wissenschaft), Reihe , : 238-249.
Nishonov, B., Rosen, M.R., Fayzieva, D., Saito, L. and J. Lamers. 2009. Organochlorine Pesticides Residue in Lakes of Khorezm, Uzbekistan. 10th International HCH and Pesticides Forum "How Many Obsolete Pesticides have been disposed of 8 Years after Signature of Stockholm Convention", September 6-10. RECETOX, Masaryk University, Brno, Czech Republic. 157-161.
Rudenko, I., Djanibekov, U.,Lamers, J.P.A. 2009. Water footprint of cotton products.Is more efficient water use possible in Khorezm?. Vestnik, 3: 44-48.
Rudenko, I., Grote, U., Lamers, J.P.A., Martius, C. 2009. Regionale Wirtschaftsprojekte zwischen Wertschoepfung und Nachhaltigkeit. In: Chiari, B. and M. Pahl (eds.): Wegweiser zur Geschichte zu Usbekistan. Schöningh Verlag, Paderborn, Germany. 258-267.
Rudenko, I., Lamers, J.P.A., Grote, U.. 2009. Can Uzbek farmers get more for their cotton?. European Journal of Development Research, 21 (2) : 283-296. Further Information
Scheer, C., Wassmann, R., Butterbach-Bahl, K., Lamers, J.P.A., Martius, C.. 2009. The Relationship between N2O, NO, and N2 fluxes from fertilized and irrigated dryland soils of the Aral Sea Basin, Uzbekistan. Plant and Soil , 314: 273-283. Further Information

2008

Djumaeva, D., Abdullaeva, F., Ibragimov, N., Lamers, J.P.A.. 2008. Eleagnus – a treatment to infertile lands. Agriculture in Uzbekistan, 6: 32-33.
Ibragimov, N., Scheer, C., Ruzimov, J., Lamers, J.P.A., Martius, C. 2008. Greenhouse gas emissions under different land use in lower reaches of Amu Darya river. Uzbekistan agrarian bulletin. Agrotechnology and biotechnology, 1 (31): 44-46.
Lamers, J.P.A., I. Bobojonov, A. Khamzina and J. Franz. 2008. Financial analysis of small-scale forests in the Amu Darya Lowlands, Uzbekistan. Forests, Trees and Livelihoods, 18: 373-386.
Rudenko, I., Grote, U. and Lamers, J.P.A.. 2008. Using a Value Chain Approach for Economic and Environmental Impact Assessment of Cotton Production in Uzbekistan. In: J. Qi and T. Evered (eds.): Environmental Problems of Central Asia and Their Economic, Social and Security Impacts. Proceedings of the NATO advanced research workshop on environmental problems of Central Asia and their Economic, Social and Security impacts. Tashkent, Uzbekistan. Springer, AK/NATO . 361-380. Further Information
Rudenko, I., Grote, U., Lamers, J.P.A. and Martius, Ch.. 2008. Wert schöpfen, Wasser sparen. Effizienzsteigerung im usbekischen Baumwollsektor. In: Sapper, M. and V. Weichsel (eds.): Grünbuch. Politische Ökologie im Osten Europas. Osteuropa, Berlin . 407-418. Further Information
Scheer, C., Ibragimov, N., Ruzimov, J., Lamers, J.P.A., Martius, Ch.. 2008. Emission of green house gasses. Agriculture of Uzbekistan, 10: 22.
Scheer, C., Wassmann, R., Kienzler, K., Ibragimov, N., Lamers, J.P.A., Martius, Ch.. 2008. Methane and nitrous oxide fluxes in annual and perennial land use systems of the irrigated areas in the Aral Sea Basin. Global Change Biology, 14: 2454-2468; DOI: 10.1111/j.1365-2486.2008.01631.x.. Further Information

2007

Begdullayeva, T., K.M. Kienzler, E. Kan, N. Ibragimov, and J.P.A Lamers. 2007. Response of Sorghum bicolor varieties to soil salinity for feed and food production in Karakalpakstan, Uzbekistan. Irrigation and Drainage Systems, 21: 237-250. Further Information
Eschanov R., C. Conrad, and J.P.A. Lamers. 2007. Using remote sensing to monitor the cotton growth in the Khorezm Region. Scientific and practical bases of improvement of soil fertility. Proceedings of the International Conference held in Tashkent, Uzbekistan, 27-28 August. Uzbekistan Cotton Research Institute. Part 1, 428 p.
Eshchanov, R., E., Kan, A., Khamzina, and J.P.A. Lamers. 2007. Farmer’s knowledge and perceptions about multipurpose trees and tree intercropping systems in post-independence private farming systems in Uzbekistan. ZEF Work Papers for Sustainable Development in Central Asia, 10: 38. Further Information
Lamers, J.P.A., P.R. Feil, N. Bayverdiyeva, Y. Guliyeva and F. Djafarov. 2007. Transfer to paid agricultural extension: Achievements of a situation specific, client-oriented training and advisory concept for independent advisors in Azerbaijan. In: Knierim, A., U.J. Nagel and C. Schaefer (eds.): Managing Economic, Social and Bilogical Transformations - Proceedings of the First Green Week scientific Conference. Margraf Publishers, Weikersheim, Germany. 188-195.
Ruecker G.R., Z. Shi, M. Mueller, C. Conrad, N. Ibragimov, J.P.A. Lamers, C. Martius, G. Strunz, and S.W. Dech. 2007. Regional scale estimation of cotton yield in Uzbekistan by integrating remote sensing and field data info into an agrometeorological model. Scientific and practical bases of improvement of soil fertility. Proceedings of the International Conference held in Tashkent, Uzbekistan, 27-28 August. Uzbekistan Cotton Research Institute. Part 1, 213-220 .
Vlek P.L.G, C.Martius and J.P.A. Lamers. 2007. Beyond the Aral Sea syndrome: The ZEF/UNESCO efforts in Uzbekistan. . RIHN 1st International Symposium Proceedings – Water and Better Human life in the future, November 6-8. 97-107 .

2006

Jabbarov, H., R. Eshchanov, J.P.A. Lamers and C. Martius. 2006. Irrigated land improvement. Agriculture in Uzbekistan, 1: 34.
Khamzina, A., E. Botman, J.P.A. Lamers. 2006. The biodrainage properties of the forest plantations and melioration of the degraded lands. Agriculture in Uzbekistan, 9: 24.
Kohlschmitt, S. J.P.A. Lamers, I. Bobojanov, C. Martius and R. Eshchanov. 2006. Alternative Crops. Agriculture in Uzbekistan, 11: 30.
Lamers, J.P.A. and E. Kan. 2006. Trees in the landscape of Khorezm. Vestnik, 1: 19-21.
Lamers, J.P.A., O. Egamberdiev, C. Martius, L. Tursunov and A. Pulatov. 2006. Earthworms or a new agrobiological way to improve the soil fertility. Agriculture in Uzbekistan, 11: 29.
Lamers, J.P.A., R. Eshchanov, N. Ibragimov, A. Pulatov and P. Vlek. 2006. Farmer. Land. Water. Agriculture in Uzbekistan, 10: 23.
Matkarimova, M., R. Eshchanov, D. Djumaeva and J.P.A. Lamers. 2006. The estimation of the wood density. Agriculture in Uzbekistan, 11: 31.
Rudenko, I. and J.P.A. Lamers. 2006. The comparative advantages of the present and future payment structures for agricultural producers in Uzbekistan. Central Asian Journal of management, economics and social research, 5(1-2): 106-125.
Scheer, C., N. Ibragimov, K. Kienzler and J.P.A. Lamers. 2006. Nitrous Oxide Emission from Cotton Fields. Agriculture in Uzbekistan, 6: 14-15.
Vlek, P., J.P.A. Lamers, C. Martius, R. Eshchanov, A Pulatov, K. Hamidov and B. Lane. 2006. The Economical and Ecological Restructuring of Resource Use. Agriculture in Uzbekistan, 9: 22.
Worbes, M., E.Botman, A.Khamzina, A.Tupitsa, C.Martius, and J.P.A.Lamers. 2006. Scope and constraints for tree planting in the irrigated landscapes of the Aral Sea Basin: case studies in Khorezm Region,Uzbekistan. ZEF Discussion Papers On Development Policy, 112: 49.

2005

Ibrahimov, M., M. Mirhojayev, Y. Shirokova, J.P.A. Lamers. 2005. Modern technologies. Geographical Information Systems. Agriculture in Uzbekistan, 3: 30-31.
Khamzina, A., E. Botman and, J.P.A. Lamers. 2005. Tree species for afforestation: the potential assessment. Agriculture in Uzbekistan, 10: 27-28.
Khamzina, A., E. Kan, D. Jumayeva, M. Matkarimova and J.P.A. Lamers. 2005. Examples from advantageous agroforestry practices in Khorezm: integration of N-fixing tree species. Agriculture in Uzbekistan, 12: 34-35.
Khamzina, A., J.P.A. Lamers, B. Wickel, Y. Jumaniyazova and C. Martius. 2005. Evaluation of young and adult tree plantations for biodrainage management in the lower Amudarya River Region, Uzbekistan. Proceedings of ICID 21st European Regional Conference Integrated Land and Water Resources Management. Towards Sustainable Rural Development, Frankfurt (Oder) and Slubice - Germany and Poland, 15-19 May..
Lamers, J.P.A. 2005. Conservation agriculture: A new approach based on old ideas. Sarval,Baku, 17: 3.
Lamers, J.P.A and T. Begdullayeva. 2005. The peculiarities of salt resistance and salt accumulation by local sorghum varieties in irrigated saline soil in Karakalpakstan. The proceedings of IV conference of soil scientists and agrochemists of Uzbekistan. Soil Science and Agrochemistry State Institute. 156-158.
Martius, C., J.P.A. Lamers, P.L.G. Vlek, R. Eshchanov, I. Rudenko and O. Salayev. 2005. Water, Salt, Cotton and Soums: Shedding New Light on the Aral Sea Problem. Proceedings of the International Conference “The Global Food & Product Chain – Dynamics, Innovations, Conflicts, Strategies”. Centre for Agriculture in the Tropics and Subtropics, University of Hohenheim, Stuttgart, October 11-13. 66.
Michels, K.H., J.P.A. Lamers and C. Studer. 2005. Auf Trockenheit muß kein Hunger folgen.. Frankfurter Allgemeine Zeitung (FAZ), Donnerstag, 6. Oktober, Nr. 232: Seite 9.
Ruzimov, J., N. Ibragimov and J.P.A. Lamers. 2005. Khorezm potatoes. Agriculture in Uzbekistan, 10: 20.
Sommer, R., C. Martius, M. Müller, J.P.A. Lamers, G. Rücker, S. Shumilov, B. Tischbein and P.L.G. Vlek. 2005. Integrated Farm-Scale Modelling of Land, Water and Resource Allocation in the Khorezm Region of Uzbekistan. Proceedings of the International Conference “The Global Food & Product Chain – Dynamics, Innovations, Conflicts, Strategies”. Centre for Agriculture in the Tropics and Subtropics, University of Hohenheim, Stuttgart, October 11-13. 379.

2004

Khamzina, A., J.P.A. Lamers and M. Rakhimova. 2004. Elaboration of criteria to assort tree species for afforestation of degraded land in Khorezm. Proceedings of the scientific conference “Khorezm oasis and its ecological situation”. The Regional department of the Academy of Sciences of the Republic of Uzbekistan – Khorezm Mamun Academy. 3.
Kienzler, K., J.P.A. Lamers and N. Ibragimov. 2004. N-fertilization of winter wheat for different soil textures in crop rotation systems in Khorezm region. Proceedings of the scientific conference Khorezm oasis and its ecological situation. The Regional department of the Academy of Sciences of the Republic of Uzbekistan – Khorezm Mamun Academy, October 24-25. 3.
Kienzler, K., J.P.A. Lamers and N. Ibragimov. 2004. Efficiency of nitrogen fertilizer norms on irrigated winter wheat (Triticum aestivum L.) for two soil textures in Khorezm province. Proceedings of the international conference, New Technologies in Increasing the Soil Fertility. The State Scientific research institute on soil science and agrochemistry, Tashkent, September 9-10. 234-238.
Kienzler, K., J.P.A. Lamers and N. Ibragimov. 2004. Comparative advantage of different N-fertilization rates on irrigated winter wheat (Triticum aestivum L.) for two soil textures in Khorezm region. Proceedings of the international conference devoted to the 75th anniversary of Uzbek Cotton Research Institute, Development Problems in Cotton and Grain Growing. Cotton Research Institute, Tashkent, September 7-9. 322-325.
Lamers, J.P.A. and A. Khamzina. 2004. How efficient is the term water use efficiency for the efficient choice of crops and tree species in conditions of water scarcity in Khorezm. Collected theses of conference reports.The problems and ways of forming the economic links in agriculture and water management in conditions of market reforms development. 32-33.
Martius, C., J.P.A. Lamers, P. Wehrheim, A. Schoeller-Schletter, R. Eshchanov, A. Tupitsa, A. Khamzina, A. Akramkhanov and P. Vlek. 2004. Developing sustainable land and water management for the Aral Sea Basin through an interdisciplinary approach. . Water in Agriculture, Canberra, ACIAR Proceedings, 116. 45-60.
Sabirov, Q., J.P.A. Lamers and B. Lane. 2004. Cultural and Historical Places in Khorezm and Karakalpakistan and their potential for tourism development in the Aral Sea Basin. . Paper presented at the conference on Tourism Development and Sustainable Incomes in the Aral Sea Region. Nukus-Khiva.
Vlek, P.L.G., C. Martius, P. Wehrheim, A. Schoeller-Schletter and J.P.A. Lamers. 2004. Economic Restructuring of Land and Water Use in the Region Khorezm (Uzbekistan) (Project Proposal for Phase I).ZEF Work Papers for Sustainable Development in Central Asia, 5. Zentrum für Entwicklungsforschung (Centre for Development Reserach) ZEF Bonn. Further Information

2003

Bielders, C.L., J.P.A. Lamers and K. Michels. 2003. Wind erosion control technologies in the West African Sahel: the effectiveness of windbreaks, mulching and soil tillage, and the perspective of farmers. Annals of Arid Zone, 40(3): 369-394.
Wall, C. and J.P.A. Lamers. 2003. Farmer priority setting: Issues and research needs for Khorezm, Uzbekistan. ZEF Work Papers for Sustainable Development in Central Asia. Zentrum für Entwicklungsforschung (Centre for Development Reserach) ZEF Bonn. 3-23. Further Information

2000

Hoffmann, V., A. Kidd and J. Lamers. 2000. Reforming the organisation of agricultural extension in Germany: Lessons for other countries. . AgRen, ODI Agricultural research and Extension Network paper, 98. 13.
Kidd, A.D., J.P.A. Lamers, P.P. Ficarelli and V. Hoffmann. 2000. Privatising agricultural extension: caveat emptor. Journal of Rural studies, 16: 95-102.
Lamers, J.P.A, G. Dürr and P.R. Feil. 2000. Developing a client-oriented, agricultural advisory system in Azerbaijan. Human Resources in Agricultural and Rural Development, : 104-117.
Michels, KH. und J.P.A. Lamers. 2000. Wer bändigt die Sandstürme am Rande der Sahara? Nicht immer sind Windschutzhecken angebracht. Neue Zürcher Zeitung, Mittwoch 23.

1999

Buerkert, A. and J.P.A. Lamers. 1999. Soil erosion and deposition effects on surface characteristics and pearl millet growth in the West African Sahel. Plant and Soil, 215: 239-253.

1998

Lamers, J.P.A. 1998. Semi-Arid regions: An overview. The Evaluation of Technical and Institutional Options for Small Farmers in West Africa. Margraf Verlag, Weikersheim. 19-22.
Lamers, J.P.A. 1998. Wind Erosion in Niger: Farmer Perceptions, Traditional Techniques to Prevent and Combat Wind Erosion, and Farmer Adoption of Modern Soil Conservation Technologies. Wind Erosion in Africa and West Asia: Problems and Control Strategies. International Center for Agricultural Research in the Dry Areas (ICARDA). 173-186.
Lamers, J.P.A. and M. Bruentrup. 1998. Local and improved soil fertility technologies with millet crop residues in the Sahel: Are they financially viable?. In: Soil Fertility Management in West African Land Use Systems (eds.): . Margraf Verlag, Weikersheim. 487-493.
Lamers, J.P.A., M. Bruentrup and A. Buerkert. 1998. The profitability of traditional and innovative mulching techniques using millet crop residues in the West African Sahel. Agriculture, Ecosystems and Environment, 67: 23-35.
Michels, K., J.P.A. Lamers and A. Buerkert. 1998. Effects of windbreak species and mulching on wind erosion and millet yields in the Sahel. Experimental Agriculture, 34: 449-464.

1997

Bruentrup, M., J.P.A. Lamers and L. Herrmann. 1997. Modelling long-term effects of crop residue management for sustainable farming systems. Applications of Systems Approaches at the Farm and Regional Levels. Kluwer Academic Publishers, Great Britain. 53-64.
Buerkert, A., J.P.A. Lamers, G. H. Schmelzer, K. Becker and H. Marschner. 1997. Phosphorus and millet crop residue application affect the quantity and quality of millet leaves and fodder weeds for ruminants in agro-pastoral systems of the Sahel. Experimental Agriculture, 33: 253-263.
Kidd, A., J.P.A. Lamers, and V. Hoffmann. 1997. Towards pluralism in agricultural extension. A growing challenge to the public and private sectors. Entwicklung und Laendlicher Raum, 3/97: 7-10.
Lamers, J.P.A. and P.R. Feil. 1997. Farmers' Unawareness, Extensions' Incapability or Researchers' Ignorance? The Case of Millet Stover Research in West Africa. Food Security and Innovations: Successes and Lessons Learned. Peter Lang Verlag, Frankfurt am Main. 469-481.

1996

Bruentrup, M., J.P.A. Lamers and F.Heidhues. 1996. The economics of millet crop residues for wind erosion control in Niger, West Africa. Wind Erosion in West Africa: The Problem and its Control. Stuttgart-Hohenheim, Germany. Markgraf Verlag, Weikersheim, Germany. 243-256.
Bruentrup, M., J.P.A. Lamers, F. Heidhues and M. von Oppen. 1996. An Economic Evaluation of the Use of Millet Crop Residues from a Farming Systems Perspective. In: Buerkert, B., B.E. Allison and M. Oppen (eds.): Wind Erosion in Niger. Implications and Control Measures in a Millet-based Farming System. Kluwers Academic Publishers, Dortrecht, The Netherlands. 193-214.
Buerkert, A., J.P.A. Lamers, H. Marschner and A. Bationo. 1996. Inputs of mineral nutrients and crop residue mulch reduce wind erosion effects on millet in the Sahel. Wind Erosion in West Africa: The Problem and its Control. Stuttgart-Hohenheim, Germany. Markgraf Verlag, Weikersheim, Germany. 145-160.
Buerkert, A., K. Michels, J.P.A. Lamers, H. Marschner and A. Bationo. 1996. Anti-erosive, Soil Physical, and Nutritional Effects of Crop Residues. Wind Erosion in Niger. Implications and Control Measures in a Millet-based Farming System. Kluwers Academic Publishers, Dortrecht, The Netherlands. 123-138.
Eltrop, L., B.E. Allison, J.P.A. Lamers and K. Michels. 1996. Effects of Planted Windbreaks on Wind Erosion and Millet Growth, and Biomass Production of the Windbreaks. Wind Erosion in Niger. Implications and Control Measures in a Millet-based Farming System. Kluwers Academic Publishers, Dortrecht, The Netherlands. 105-122.
Feil, P. and J.P.A. Lamers. 1996. Farmers’ Perceptions about Wind Erosion and Its Control. In: Buerkert, B., B.E. Allison and M. Oppen (eds.): Wind Erosion in Niger. Implications and Control Measures in a Millet-based Farming System. Kluwers Academic Publishers, Dortrecht, The Netherlands. 215-234.
Lamers, J.P.A. and M. Bruentrup. 1996. Comparative advantage of single and multipurpose uses of millet stover in Niger. Agricultural Systems, 50 (3): 273-285.
Lamers, J.P.A. and M. von Oppen. 1996. Financial Analysis of Seven Planted Windbreaks. In: Buerkert, B., B.E. Allison and M. Oppen (eds.): Wind Erosion in Niger. Implications and Control Measures in a Millet-based Farming System. Kluwers Academic Publishers, Dortrecht, The Netherlands. 169-192.
Lamers, J.P.A., A. Buerkert, H.P.S. Makkar, M. von Oppen and K. Becker. 1996. Biomass production, and feed and economic value of fodder weeds as by-products of millet cropping in a Sahelian farming system. Experimental Agriculture, 32: 317-326.
Lamers, J.P.A., T. Becker and M. von Oppen. 1996. Arrangements to finance tree windbreaks for wind erosion control. Wind Erosion in West Africa: The Problem and its Control. Stuttgart-Hohenheim, Germany. Markgraf Verlag, Weikersheim, Germany. 227-241.
Lichtblau, M. J.P.A. Lamers, M. von Oppen, and M. Bernard. 1996. Private funding mechanisms for agricultural research in West Africa. Institutions and Technologies for Rural Development in West Africa. Margraf Verlag, Weikersheim. 427-436.
Oppen, M. von, and J.P.A. Lamers. 1996. Summary and Outlook. In: Buerkert, B., B.E. Allison and M. Oppen (eds.): Wind Erosion in Niger. Implications and Control Measures in a Millet-based Farming System. Kluwers Academic Publishers, Dortrecht, The Netherlands. 235-244.

1995

Feil, P.R., J.P.A. Lamers and L. Herrmann. 1995. Knowledge Transfer in the Field: Solving Crop Residue Problems in Niger. Journal for Technology Transfer, 20 (1): 31-41.
Lamers, J.P.A and F. Emhardt. 1995. The role of weeds in Niger. ILEIA Newsletter, 11 (3): 9.
Lamers, J.P.A. and P.R. Feil. 1995. Farmers' knowledge and management of spatial soil and crop growth variability in Niger, West Africa. Netherlands Journal of Agricultural Science, 43 (4): 375-389.
Lamers, J.P.A., K. Michels and P.R. Feil. 1995. Wind erosion control using windbreaks and crop residues: local knowledge and experimental results. Der Tropenlandwirt (Journal of Agriculture in the Tropics and Subtropics), 96 (1): 87-96.
Lamers, J.P.A., P.R. Feil and A. Buerkert. 1995. Spatial Crop growth variability in Western Niger: the knowledge of farmers and researchers. Indigenous Knowledge & Development Monitor, 3 (3): 17-19.

1994

Lamers, J.P.A., K. Michels and R.J. Vandenbeldt. 1994. Trees and Windbreaks in the Sahel. Establishment, growth, nutritive and calorific values. Agroforestry Systems, 26 (3): 171-184.
Lamers, J.P.A., K. Michels, B.E. Allison and R.J. Vandenbeldt. 1994. Agronomic and socio-economic aspects of windbreaks in southwest-Niger. Proceedings of the 4th International Symposium Windbreaks and Agroforestry. Viborg, Hedeselskabet, Denmark. 28-30.
Lamers, J.P.A., K. Michels, B.E. Allison, R.J. Vandenbeldt and M. von Oppen. 1994. Trees for agroforestry systems in Niger: Researchers gains through local knowledge of men and women. Quarterly Journal of International Agriculture, 33 (2): 179-191.
Michels, K., J.P.A. Lamers, B.E. Allison and R.J. Vandenbeldt. 1994. La lutte contre l'érosion éolienne au Niger: Les savoirs des chercheurs et des paysans. "Réseau Erosion" Bulletin No 14. Orstom, Montpellier, France. 182-187.

1993

Lamers, J.P.A. and P.R. Feil. 1993. The many uses of millet crop residues. ILEIA Newsletter, 9 (2): 15.

1987

Werder, J., A. Kumar and J.P.A. Lamers. 1987. Relations entre facteurs climatiques et l'incidence de quelques parasites végétaux du mil (Pennisetum americanum). l'Agrométeorologie et la Protection des Cultures dans les Zones Semi-Arides. OMM/ICRISAT, Genève, la Suisse. 111-122.

John Lamers

Senior Researcher

E-Mail:
j.lamers(at)uni-bonn.de

Phone:
+49-228-73-4926

Department:
ZEF c