ZEF Publications

Intsiful, J.D and H. Kunstmann. 2008. Upscaling of land surface parameters through stochastic inverse-SVAT modeling. Boundary layer meteorology, 129 (1) : 137-158 .

Kan, E., J.P.A., Lamers, R. Eschanov and A. Khamzina. 2008. Small-scale farmers’ perceptions and knowledge of tree intercropping systems in the Khorezm region of Uzbekistan. Forests, Trees and Livelihoods, 18 : 355-372 .

Kasina, M.J., J. Mburu and K. Holm-Mueller. 2008. Measuring economic value of crop pollination service: An empirical application of contingent valuation in Kakamega, Western Kenya.. In: Kumar, P. and R. Muradian (eds.): Payment for Ecosystem Services. Oxford University Press, India. ISBN 9780195698749. chap 6, 105-127.

Khamzina, A., J.P.A. Lamers and P.L.G. Vlek. 2008. Tree establishment under deficit irrigation on degraded agricultural land in the lower Amu Darya river region, Aral Sea basin. Forest Ecology and Management, 255 : 168-178 .

Kienzler, K. 2008. “Drei Jahre Sonne, Salz und Plow“ – Doktorarbeit in Usbekistan. Forum Geoökol, 19 (2) . Further Information

Kunstmann, H., G. Jung, et al.. 2008. Integration of atmospheric sciences and hydrology for the development of decision support systems in sustainable water management. Physics and Chemistry of the Earth, Parts A/B/C, 33 (1-2) : 165 .

Lamers, J.P.A. and A. Khamzina. 2008. Fuelwood production in the degraded agricultural areas of the Aral Sea Basin, Uzbekistan. Bois et Forets des Tropiques, 297(3) : 43-53 . Further Information

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 .

Laux P., H. Kunstmann and A. Bárdossy. 2008. Predicting the Regional Onset of the Rainy Season in West Africa. International Journal of Climatology, 28 (3) : 329-342 .

Le, Q.B, Park, S.J., Vlek, P.L.G. and Cremers, A.B.. 2008. Land-Use Dynamic Simulator (LUDAS): A multi-agent system model for simulating spatio-temporal dynamics of coupled human-landscape system. I. Structure and theoretical specification. Ecological Informatics, 3 (2) : 135-153 . Further Information

Manschadi, AM., GL. Hammer, JT. Christopher and P. deVoil. 2008. Genotypic variation in seedling root architectural traits and implications for drought adaptation in wheat (Triticum aestivum L.). Pland and Soil, 303 : 115-129 .

Marx, A., H. Kunstmann, Schüttemeyer, D. & A.F. Moene. 2008. Uncertainty analysis for satellite derived sensible heat fluxes and scintillometer measurements over Savannah environment and comparison to mesoscale meteorological simulation results. Agricultural and Forest Meteorology , 148(4) : 656 . Further Information

Mdemu, M.V., C. Rodgers, P.L.G. Vlek and J.J. Bogardi. 2008. Water productivity (WP) in reservoir irrigated schemes in the upper east region (UER) of Ghana. Physics and Chemistry of the Earth, 34 : 9 .

Mfundisi, K.B. 2008. Soil fertility in wetland versus reclaimed land using plant parameters in relation to nitrogen content: The case of Yala Swamp, Western Kenya. Scientific Research and Essays, 3 (7) : 287-293 .

Mfundisi, K.B., R. Thobosi, B. Mosepele. 2008. A Rapid Assessment of Macroinvertebrates Associated with Salvinia molesta In Moremi Game Reserve, Okavango Delta. Tropical Freshwater Biology, 17 (1) : 13-23 . Further Information

Oltchev, A., A. Ibrom, T. Ross, U. Falk, G. Rakkibu, K. Radler, S. Grote, H. Kreilein and G. Gravenhorst. 2008. A modelling approach for simulation of water and carbon dioxide exchange between multi-species tropical rain forest and the atmosphere. Ecological Modelling , 10.021 .

Reuter, M., H. Tiessen, J.J. Jimenez Osornio, J. Pohlan and P.L.G. Vlek. 2008. Establishment of Cordia dodecandra A.DC. with Bixa orellana L. on calcareous soils in Yucatán, Mexico. Advances in Agroforestry, 4 : 195 .

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

Ruecker, G., A. Brunner, S. Park and P.L.G. Vlek. 2008. Assessment of soil redistribution on two contrasting hillslopes in Uganda using Caesium-137 modelling. Erdkunde - Archive for Scientific geography, 62:3 : 18-45 .

Scheer, C., R. Wassmann, K. Kienzler, N. Ibragimov, R. Eshchanov. 2008. Nitrous oxide emissions from fertilized, irrigated cotton (Gossypium hirsutum L) in the Aral Sea Basin, Uzbekistan: Influence of nitrogen applications and irrigation practices. Soil Biology & Biochemistry, 40 : 290-301 . Download [DOC | 334.50KB]
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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

Sommer R., K. Kienzler, C. Conrad, N. Ibragimov, J. Lamers, C. Martius and P. Vlek. 2008. Evaluation of the CropSyst model for simulating the potential yield of cotton. Agronomy for Sustainable Development, 28:2 : 345 .

Tadesse, D., T. Woldemariam and F. Senbeta. 2008. Deforestation of Afromontane rainforests in Ethiopia. In: Ilya B. Sanchez and Carl L. Alonso (eds.): Deforestation Research Progress. Nova Science . 19-39.

Tesfahunegn, B. G. and C. S. Wortmann. 2008. Tie-ridge Tillage for High Altitude Pulse Production in Northern Ethiopia. American Agronomy Journal, 100 (2) : 447-453 .

Vlek, P.L.G. 2008. The incipient threat of land degradation. Journal of the Indian Society of Soil Science, 56:1 : 1-13 .

Vlek, P.L.G., D. Hillel and A.K. Braimoh. 2008. Soil degradation under irrigation.. In: A.K. Braimoh and P.L.G. Vlek (eds.): Land Use and Soil Resources. Springer Science 7 Business Media B.V. Dordrecht. 101-119.

Wagner S., Kunstmann H., and Bárdossy A.. 2008. Propagation of precipitation uncertainties in water balance estimations.. Geophysical Research Abstracts, 10; EGU2008-A-03785 .

Wagner, S., Kunstmann, H., Bárdossy, A., Conrad, C., & Colditz, R. R. 2008. Water balance estimations of poorly gauged catchments in West Africa using dynamical downscaling of meteorological fields and remote sensing information. Physics and Chemistry of the Earth, doi:10.1016/j.pce.2008.04.002 .

Wickel, Á.J., N. C. van de Giesen, T. D. d. A. Sá. 2008. Stormflow generation in two headwater catchments in eastern Amazonia, Brazil. Hydrological Processes, 22 (17) : 3285-3293 . Further Information

Agyare, W.A., S.J. Park and P.L.G. Vlek. 2007. Artificial neural network estimation of saturated hydraulic conductivity. Vadoze Zone Journal, 6 : 423-431 .

Amisigo, B. A., N. van de Giesen, et al.. 2007. Monthly Streamflow Prediction in the Volta Basin of West Africa: A SISO NARMAX Polynomial Modeling. Physics and Chemistry of the Earth, . Further Information

Amisigo, B.A., van de Giesen, N., & Andah, W.E.I. 2007. A Hybrid Metric-Conceptual (HMC) Model for Monthly Riverflow Prediction in the semi-arid Volta Basin of West Africa. . Further Information

Andrén, O., Kihara, J., Bationo, A., Vanlauwe, B. and T Kätterer. 2007. Soil Climate and Decomposer Activity in Sub-Saharan Africa Estimated from Standard Weather Station Data: A Simple Climate Index for Soil Carbon Balance Calculations. AMBIO: A Journal of the Human Environment, Vol 35 (5) : 379–386 . Download [PDF | 331.89KB]
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Anhar, A., Sommer, R., Becker, M. and P.L.G. Vlek. 2007. The isotope 15N enrichment technique to measure the biological nitrogen fixation in cacao agroforestry system in Central Sulawesi Indonesia. Agrista, : 54-59 .

Bagayoko F., N.C.van de Giesen, S.Yonkeu and J.Elbers. 2007. Energy partitioning over the West African savanna: Multi-year evaporation and surface conductance measurements Eastern Burkina Faso. Journal of hydrology, 334: 545-559 . Further Information

Bagayoko, F., S.Yonkeu, J.Elbers and N. van de Giesen. 2007. Energy partitioning over the West African savanna: Multi-year evaporation and surface conductance measurements in Eastern Burkina Faso. Journal of Hydrology, 334 : 545-559 .

Bationo, A., Waswa, B., Kihara, J. and Kimetu, J. (Editors). 2007. Advances in integrated soil fertility management in sub Saharan Africa: challenges and opportunities. Springer London, Limited. UK. Further Information

Begdullayeva, T., H. M. Ibragimov, and Lamers, J.P.A.. 2007. Types of Sorghum in Karalpakstan: Salinity Tolerance, Salinity Accumulation and Productivity. FAN Academy of Sciences of the Republic of Uzbekistan, Tashkent, Uzbekistan.

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

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