| Reducing emissions from agriculture to meet the 2 C target E Wollenberg, M Richards, P Smith, P Havlík, M Obersteiner, FN Tubiello, ... Global change biology 22 (12), 3859-3864, 2016 | 371 | 2016 |
| Global sequestration potential of increased organic carbon in cropland soils RJ Zomer, DA Bossio, R Sommer, LV Verchot Scientific Reports 7 (1), 1-8, 2017 | 331 | 2017 |
| Methods of soil, plant, and water analysis G Estefan, R Sommer, J Ryan A manual for the West Asia and North Africa region 3, 65-119, 2013 | 243 | 2013 |
| Impact of climate change on wheat productivity in Central Asia R Sommer, M Glazirina, T Yuldashev, A Otarov, M Ibraeva, L Martynova, ... Agriculture, ecosystems & environment 178, 78-99, 2013 | 212 | 2013 |
| Dynamics and climate change mitigation potential of soil organic carbon sequestration R Sommer, D Bossio Journal of environmental management 144, 83-87, 2014 | 194 | 2014 |
| Modeling irrigated cotton with shallow groundwater in the Aral Sea Basin of Uzbekistan: II. Soil salinity dynamics I Forkutsa, R Sommer, YI Shirokova, JPA Lamers, K Kienzler, B Tischbein, ... Irrigation Science 27, 319-330, 2009 | 147 | 2009 |
| Carbon storage and root penetration in deep soils under small-farmer land-use systems in the Eastern Amazon region, Brazil R Sommer, M Denich, PLG Vlek Plant and soil 219 (1-2), 231-241, 2000 | 147 | 2000 |
| Application of secondary nutrients and micronutrients increases crop yields in sub-Saharan Africa J Kihara, GW Sileshi, G Nziguheba, M Kinyua, S Zingore, R Sommer Agronomy for Sustainable Development 37, 1-14, 2017 | 126 | 2017 |
| Energy Use and CO2 Production in Tropical Agriculture and Means and Strategies for Reduction or Mitigation PLG Vlek, G Rodríguez-Kuhl, R Sommer Environment, development and sustainability 6, 213-233, 2004 | 122 | 2004 |
| Transpiration and canopy conductance of secondary vegetation in the eastern Amazon R Sommer, TD de Abreu Sá, K Vielhauer, AC de Araújo, H Fölster, ... Agricultural and Forest Meteorology 112 (2), 103-121, 2002 | 113 | 2002 |
| Nutrient balance of shifting cultivation by burning or mulching in the Eastern Amazon–evidence for subsoil nutrient accumulation R Sommer, PLG Vlek, T Deane de Abreu Sá, K Vielhauer, ... Nutrient Cycling in Agroecosystems 68, 257-271, 2004 | 111 | 2004 |
| Modeling irrigated cotton with shallow groundwater in the Aral Sea Basin of Uzbekistan: I. Water dynamics I Forkutsa, R Sommer, YI Shirokova, JPA Lamers, K Kienzler, B Tischbein, ... Irrigation Science 27, 331-346, 2009 | 107 | 2009 |
| Current and residual effects of compost and inorganic fertilizer on wheat and soil chemical properties N Demelash, W Bayu, S Tesfaye, F Ziadat, R Sommer Nutrient cycling in agroecosystems 100, 357-367, 2014 | 89 | 2014 |
| Research prospectus: a vision for sustainable land management research in Central Asia R Gupta International Center for Agricultural Research in the Dry Areas (ICARDA), 2009 | 89 | 2009 |
| Effect of shallow tillage, moldboard plowing, straw management and compost addition on soil organic matter and nitrogen in a dryland barley/wheat-vetch rotation R Sommer, J Ryan, S Masri, M Singh, J Diekmann Soil and Tillage Research 115, 39-46, 2011 | 85 | 2011 |
| CropSyst model evolution: From field to regional to global scales and from research to decision support systems CO Stöckle, AR Kemanian, RL Nelson, JC Adam, R Sommer, B Carlson Environmental modelling & software 62, 361-369, 2014 | 83 | 2014 |
| Nitrogen in rainfed and irrigated cropping systems in the Mediterranean region J Ryan, H Ibrikci, R Sommer, A McNeill Advances in Agronomy 104, 53-136, 2009 | 80 | 2009 |
| Profitable and sustainable nutrient management systems for East and Southern African smallholder farming systems challenges and opportunities: A synthesis of the Eastern and … R Sommer, D Bossio, L Desta, J Dimes, J Kihara, S Koala, N Mango, ... CIAT, 2013 | 79 | 2013 |
| Fertilizer use should not be a fourth principle to define conservation agriculture: response to the opinion paper of Vanlauwe et al.(2014)ĦA fourth principle is required to … R Sommer, C Thierfelder, P Tittonell, L Hove, J Mureithi, S Mkomwa Field Crops Research 169, 145-148, 2014 | 77 | 2014 |
| Significance of phosphorus for agriculture and the environment in the West Asia and North Africa region J Ryan, H Ibrikci, A Delgado, J Torrent, R Sommer, A Rashid Advances in Agronomy 114, 91-153, 2012 | 75 | 2012 |
Paul VlekCenter for Development Research, University of BonnVerified email at uni-bonn.de
