03 Oct 2013

Introducing the 4R Nutrient Stewardship Concept to Smallholder Farming Systems of Sub-Saharan Africa

Dr. Shamie Zingore, IPNI Director, Sub-Saharan Africa Program discusses how the 4R Nutrient Stewardship concept can be specifically adapted to smallholder farming systems. The key role that appropriate fertilizer use can have on the overall performance of agriculture, and its ability to impact the food security balance, hinges on a simple yet knowledge intensive 4R strategy which applies the right fertilizer source, at the right rate, right time, and right place.







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