Kenya CA Maize-Legume Systems Yield Boost

Towards Sustainable Intensification of Maize-Legume Cropping Systems: Kenya Experience SIMLESA PROJECT ACTIVITIES Achieng, J., Micheni, A., F. Kanampiu 5th World Congress on Conservation Agriculture, Brisbane

Introduction & Background ,[object Object],[object Object],[object Object],[object Object],[object Object],5th World Congress on Conservation Agriculture, Brisbane

Justification ,[object Object],[object Object],[object Object],[object Object],[object Object],5th World Congress on Conservation Agriculture, Brisbane

Objectives ,[object Object],[object Object],[object Object],[object Object],[object Object],5th World Congress on Conservation Agriculture, Brisbane

Expected Output ,[object Object],[object Object],5th World Congress on Conservation Agriculture, Brisbane

Materials & Methods ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],5th World Congress on Conservation Agriculture, Brisbane

Materials & Methods Cont ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],5th World Congress on Conservation Agriculture, Brisbane

Materials & Methods Cont ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],5th World Congress on Conservation Agriculture, Brisbane

Materials & Methods Cont. ,[object Object],[object Object],[object Object],[object Object],[object Object],5th World Congress on Conservation Agriculture, Brisbane

Materials & Methods Cont. 5th World Congress on Conservation Agriculture, Brisbane Scientist and technicians examining degraded Western Kenya soils Tumaini Farmers’ Field School members discussing pros and cons of CA

Materials & Methods Cont. ,[object Object],[object Object],[object Object],5th World Congress on Conservation Agriculture, Brisbane

Materials & Methods Cont. ,[object Object],[object Object],5th World Congress on Conservation Agriculture, Brisbane

Materials & Methods ,[object Object],[object Object],5th World Congress on Conservation Agriculture, Brisbane

Technology Dissemination ,[object Object],[object Object],5th World Congress on Conservation Agriculture, Brisbane

Result : Water Use Efficiency ,[object Object],[object Object],5th World Congress on Conservation Agriculture, Brisbane Treatment WUE (kg/mm/ha) 2010 LR Season WUE (kg/mm/ha) 2011 LR Season Conventional 8.5 8.0 CA + non-inoculated beans 10.8 11.9 CA + inoculated beans 9.5 9.9 CA + desmodium 9.8 9.9

Result: Siaya Crop Yield (2010 Season) ,[object Object],[object Object],5th World Congress on Conservation Agriculture, Brisbane Treatment Beans (kg/ha) Maize (kg/ha) Conventional 355c 4,075 CA + non-inoculated beans 626b 4,650 CA + inoculated beans 927a 4,416 CA + desmodium 707ab 4,483 Mean 654 4,406 LSD (5%) 231 ns

Result : Siaya Crop Yield 2011 season ,[object Object],[object Object],5th World Congress on Conservation Agriculture, Brisbane Treatment Beans (kg/ha) Maize (kg/ha) Conventional 640a 2,810b CA + non-inoculated beans 520ab 5,150a CA + inoculated beans 390ab 4,330a CA + desmodium 320bc 4,310a Mean 468 4,150 LSD (5%) 240 989

Suitability of APSIM ,[object Object],5th World Congress on Conservation Agriculture, Brisbane R 2 =0.9

[object Object],[object Object]

Conclusions ,[object Object],[object Object],[object Object],[object Object],[object Object],5th World Congress on Conservation Agriculture, Brisbane

Achievements ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],5th World Congress on Conservation Agriculture, Brisbane

Challenges ,[object Object],[object Object],[object Object],5th World Congress on Conservation Agriculture, Brisbane

5th World Congress on Conservation Agriculture, Brisbane

Kenya CA Maize-Legume Systems Yield Boost

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Kenya CA Maize-Legume Systems Yield Boost