A simulation model of cereal–legume intercropping systems for semi-arid regions: I. Model development M Tsubo, S Walker, HO Ogindo Field crops research 93 (1), 10-22, 2005 | 298 | 2005 |
Comparisons of radiation use efficiency of mono-/inter-cropping systems with different row orientations M Tsubo, S Walker, E Mukhala Field Crops Research 71 (1), 17-29, 2001 | 274 | 2001 |
Dietary calcium and zinc deficiency risks are decreasing but remain prevalent DB Kumssa, EJM Joy, EL Ander, MJ Watts, SD Young, S Walker, ... Scientific reports 5 (1), 1-11, 2015 | 205 | 2015 |
Farmers' perceptions of adaptation to climate change and water stress in a South African rural community S Gandure, S Walker, JJ Botha Environmental Development 5, 39-53, 2013 | 179 | 2013 |
A model of radiation interception and use by a maize–bean intercrop canopy M Tsubo, S Walker Agricultural and Forest Meteorology 110 (3), 203-215, 2002 | 157 | 2002 |
Radiation interception and radiation use efficiency of three grain legumes under water deficit conditions in a semi-arid environment K Tesfaye, S Walker, M Tsubo European journal of Agronomy 25 (1), 60-70, 2006 | 144 | 2006 |
Effect of minimum tillage and mulching on maize (Zea mays L.) yield and water content of clayey and sandy soils W Mupangwa, S Twomlow, S Walker, L Hove Physics and chemistry of the earth, parts A/B/C 32 (15-18), 1127-1134, 2007 | 139 | 2007 |
Productivity of maize-bean intercropping in a semi-arid region of South Africa M Tsubo, E Mukhala, HO Ogindo, S Walker Water Sa 29 (4), 381-388, 2003 | 133 | 2003 |
Reduced tillage, mulching and rotational effects on maize (Zea mays L.), cowpea (Vigna unguiculata (Walp) L.) and sorghum (Sorghum bicolor L.(Moench)) yields under semi-arid … W Mupangwa, S Twomlow, S Walker Field Crops Research 132, 139-148, 2012 | 111 | 2012 |
Comparison of measured changes in seasonal soil water content by rainfed maize-bean intercrop and component cropping systems in a semi-arid region of southern Africa HO Ogindo, S Walker Physics and Chemistry of the Earth, Parts A/B/C 30 (11-16), 799-808, 2005 | 106 | 2005 |
Soybean Leaflet Movements as an Indicator of Crop Water Stress1 DM Oosterhuis, S Walker, J Eastham Crop science 25 (6), 1101-1106, 1985 | 105 | 1985 |
The water budget of rainfed maize and bean intercrop S Walker, HO Ogindo Physics and Chemistry of the Earth, Parts A/B/C 28 (20-27), 919-926, 2003 | 99 | 2003 |
Start, end and dry spells of the growing season in semi-arid southern Zimbabwe W Mupangwa, S Walker, S Twomlow Journal of Arid Environments 75 (11), 1097-1104, 2011 | 80 | 2011 |
Relationships between photosynthetically active radiation and clearness index at Bloemfontein, South Africa M Tsubo, S Walker Theoretical and Applied Climatology 80 (1), 17-25, 2005 | 76 | 2005 |
Matching of crop and environment for optimal water use: the case of Ethiopia K Tesfaye, S Walker Physics and Chemistry of the Earth, Parts A/B/C 29 (15-18), 1061-1067, 2004 | 74 | 2004 |
Use of traditional weather/climate knowledge by farmers in the South-western Free State of South Africa: Agrometeorological learning by scientists G Zuma-Netshiukhwi, K Stigter, S Walker Atmosphere 4 (4), 383-410, 2013 | 71 | 2013 |
Leaflet Orientation in Water‐stressed Soybeans1 WS Meyer, S Walker Agronomy Journal 73 (6), 1071-1074, 1981 | 69 | 1981 |
The influence of conservation tillage methods on soil water regimes in semi-arid southern Zimbabwe W Mupangwa, S Twomlow, S Walker Physics and Chemistry of the Earth, Parts A/B/C 33 (8-13), 762-767, 2008 | 67 | 2008 |
Shade Effects on Phaseolus vulgaris L. Intercropped with Zea mays L. under Well‐Watered Conditions M Tsubo, S Walker Journal of Agronomy and Crop Science 190 (3), 168-176, 2004 | 67 | 2004 |
Sustaining agricultural production and food security in Southern Africa: an improved role for climate prediction? E Archer, E Mukhala, S Walker, M Dilley, K Masamvu Climatic Change 83 (3), 287-300, 2007 | 60 | 2007 |