John P. A. Lamers

41 works

University of Bonn, Germany

1. Groundwater table and salinity: Spatial and temporal distribution and influence on soil salinization in Khorezm region (Uzbekistan, Aral Sea Basin)

   Mirzahayot Ibrakhimov, Asia Khamzina, I. Forkutsa +5

   ArticleTransboundary Water Resource ManagementIrrigation and Drainage Systems200733 citations

   ABIABI:AkademIndex/openalex/2026.other.008294

2. Water use efficiency of irrigated cotton in Uzbekistan under drip and furrow irrigation

   Nazirbay Ibragimov, Steven R. Evett, Yusupbek Esanbekov +3

   ArticleIrrigation Practices and Water ManagementAgricultural Water Management200723 citations

   ABIABI:AkademIndex/openalex/2007.article.000005

3. Conservation agriculture in Central Asia—What do we know and where do we go from here?

   Kirsten Kienzler, John P. A. Lamers, Andrew J. McDonald +5

   ArticleRice Cultivation and Yield ImprovementField Crops Research201220 citations

   ABIABI:AkademIndex/openalex/2026.other.016255

4. Modeling irrigated cotton with shallow groundwater in the Aral Sea Basin of Uzbekistan: I. Water dynamics

   I. Forkutsa, Rolf Sommer, Yulia Shirokova +5

   ArticleIrrigation Practices and Water ManagementIrrigation Science200917 citations

   ABIABI:AkademIndex/openalex/2026.other.016305

5. Modeling irrigated cotton with shallow groundwater in the Aral Sea Basin of Uzbekistan: II. Soil salinity dynamics

   I. Forkutsa, Rolf Sommer, Yulia Shirokova +5

   ArticleIrrigation Practices and Water ManagementIrrigation Science200913 citations

   ABIABI:AkademIndex/openalex/2026.other.016427

6. The dynamics of groundwater table and salinity over 17 years in Khorezm

   Mirzakhayot Ibrakhimov, Christopher Martius, John P. A. Lamers +1

   ArticleGroundwater and Watershed AnalysisAgricultural Water Management201112 citations

   ABIABI:AkademIndex/openalex/2026.other.016344

7. Reconstructing the Spatio-Temporal Development of Irrigation Systems in Uzbekistan Using Landsat Time Series

   Jana Edlinger, Christopher Conrad, John P. A. Lamers +2

   ArticleRemote Sensing in AgricultureRemote Sensing201211 citations

   ABIABI:AkademIndex/openalex/2026.other.016375

8. Pros and Cons of Adopting Water-Wise Approaches in the Lower Reaches of the Amu Darya: A Socio-Economic View

   Maksud Bekchanov, John P. A. Lamers, Christopher Martius

   ArticleWater resources management and optimizationWater201010 citations

   ABIABI:AkademIndex/openalex/2026.other.016520

9. Options and Constraints for Crop Diversification: A Case Study in Sustainable Agriculture in Uzbekistan

   Ihtiyor Bobojonov, John P. A. Lamers, Maksud Bekchanov +4

   ArticleTransboundary Water Resource ManagementAgroecology and Sustainable Food Systems20139 citations

   ABIABI:AkademIndex/openalex/2026.other.016266

10. State Order and Policy Strategies in the Cotton and Wheat Value Chains

    Inna Rudenko, Kudrat Nurmetov, John P. A. Lamers

    ChapterAgriculture, Land Use, Rural Development20118 citations

    ABIABI:AkademIndex/openalex/2026.other.058960

11. Conservation Agriculture for combating land degradation in Central Asia: a synthesis

    Aziz Nurbekov, Акмал Акрамханов, Amir Kassam +3

    ArticleTransboundary Water Resource ManagementAIMS Agriculture and Food20168 citations

    ABIABI:AkademIndex/openalex/2026.other.132576

12. Winter wheat quantity or quality? Assessing food security in Uzbekistan

    Kirsten Kienzler, Inna Rudenko, Jumanazar Ruzimov +2

    ArticleMedical and Agricultural Research StudiesFood Security20117 citations

    ABIABI:AkademIndex/openalex/2026.other.016341

13. Identification of nitrogen sources to four small lakes in the agricultural region of Khorezm, Uzbekistan

    Margaret Shanafield, Michael R. Rosen, Laurel Saito +3

    ArticleTransboundary Water Resource ManagementBiogeochemistry20106 citations

    ABIABI:AkademIndex/openalex/2026.other.008279

14. Simulating water use and N response of winter wheat in the irrigated floodplains of Northwest Uzbekistan

    Yulduz Djumaniyazova, Rolf Sommer, Nazar Ibragimov +3

    ArticleIrrigation Practices and Water ManagementField Crops Research20106 citations

    ABIABI:AkademIndex/openalex/2026.other.016241

15. Reducing topsoil salinity and raising carbon stocks through afforestation in Khorezm, Uzbekistan

    Christine Hbirkou, Christopher Martius, Asia Khamzina +3

    ArticleRangeland Management and Livestock EcologyJournal of Arid Environments20106 citations

    ABIABI:AkademIndex/openalex/2026.other.016392

16. Improving irrigation water operation in the lower reaches of the Amu Darya River – current status and suggestions

    Usman Khalid Awan, Mirzakhayot Ibrakhimov, Bernhard Tischbein +3

    ArticleIrrigation Practices and Water ManagementIrrigation and Drainage20116 citations

    ABIABI:AkademIndex/openalex/2026.other.016440

17. Agro-Meteorological Trends of Recent Climate Development in Khorezm and Implications for Crop Production

    Christopher Conrad, Gunther Schorcht, Bernhard Tischbein +3

    ChapterClimate change impacts on agriculture20116 citations

    ABIABI:AkademIndex/openalex/2026.other.023792

18. Assessing the Potential of Trees for Afforestation of Degraded Landscapes in the Aral Sea Basin of Uzbekistan

    Asia Khamzina, John P. A. Lamers, Martin Worbes +2

    ArticleRangeland Management and Livestock EcologyAgroforestry Systems20055 citations

    ABIABI:AkademIndex/openalex/2005.article.000008

19. Can Uzbek Farmers get More for their Cotton?

    Inna Rudenko, John P. A. Lamers, Ulrike Grote

    ArticleTransboundary Water Resource ManagementEuropean Journal of Development Research20095 citations

    ABIABI:AkademIndex/openalex/2026.other.016379

20. Response of Sorghum bicolor varieties to soil salinity for feed and food production in Karakalpakstan, Uzbekistan

    Tamara Begdullayeva, Kirsten Kienzler, Elena Lon Kan +2

    ArticleAgricultural Productivity and Crop ImprovementIrrigation and Drainage Systems20074 citations

    ABIABI:AkademIndex/openalex/2026.other.032892

21. Feasibility of conservation agriculture in the Amu Darya River Lowlands, Central Asia

    Hasan Boboev, Utkur Djanibekov, Maksud Bekchanov +2

    ArticleTransboundary Water Resource ManagementInternational Journal of Agricultural Sustainability20183 citations

    ABIABI:AkademIndex/openalex/2026.other.100027

22. Simulating Crop Productivity in a Triple Rotation in the Semi-arid Area of the Aral Sea Basin

    Nazar Ibragimov, Yulduz Djumaniyazova, Jamila Khaitbaeva +4

    ArticleSoil and Environmental StudiesInternational Journal of Plant Production20193 citations

    ABIABI:AkademIndex/openalex/2026.other.115883

23. Improved Policy Making for Sustainable Farming: A Case Study on Irrigated Dryland Agriculture in Western Uzbekistan

    Ihtiyor Bobojonov, Jennifer Franz, Ernst Berg +2

    ArticleTransboundary Water Resource ManagementJournal of Sustainable Agriculture20103 citations

    ABIABI:AkademIndex/openalex/2026.other.165869

24. SMALL-SCALE FARMERS' PERCEPTIONS AND KNOWLEDGE OF TREE INTERCROPPING SYSTEMS IN THE KHOREZM REGION OF UZBEKISTAN

    Elio Masferrer Kan, John P. A. Lamers, Ruzumboy A. Eshchanov +1

    ArticleAgroforestry and silvopastoral systemsForests Trees and Livelihoods20082 citations

    ABIABI:AkademIndex/openalex/2008.article.000062

25. Crop Diversification in Support of Sustainable Agriculture in Khorezm

    Ihtiyor Bobojonov, John P. A. Lamers, Nodir Djanibekov +8

    ChapterAgricultural Science and Fertilization20112 citations

    ABIABI:AkademIndex/openalex/2011.chapter.000002