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4R Nutrient Stewardship

An innovative approach to best management practices (BMPs) for fertilizer is the Right Source, Right Rate, Right Time, Right Place concept.

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24 Jul 2017Nutrient Expert for improved fertilizer recommendations for maize in sub Saharan Africa

The Nutrient Expert (NE) decision support tool has been successfully adapted for use in developing fertilizer recommendations that address wide diversity of soil and climatic conditions in Ethiopia, N ...

14 Oct 2016Webinar - The 4R Nutrient Stewardship as a Basis for Sustainable Crop Production Intensification in Sub-Saharan Africa. 10/12

Dr. Zingore will address the challenges of low crop productivity and food insecurity in sub-Saharan Africa (SSA). There are increasing investments to support smallholder farmers in intensified crop pr ...

02 Oct 2015Strengthening linkages with local institutions of higher learning

In an effort to further strengthen the existing linkages between local institutions of higher learning and IPNI, the IPNI SSA program partnered with Kenyatta University to hold a public seminar on pla ...

02 Oct 2015Up scaling 4R Nutrient Stewardship in Western Kenya

The 4R Nutrient Stewardship project is partnering with the Siaya County Department of Agriculture (SCDA), Western Kenya to up scale 4R activities in Western Kenya.

25 Sep 2015The Nutrients Solution

A scalable pilot project, initiated by the Sustainable Development Solutions Network and based on the 4R Nutrient Stewardship framework.

05 Jun 20154R Nutrient Stewardship for Crop Production Intensification in Ethiopia

The International Fertilizer Association (IFA) has funded IPNI to carry out a project to support crop production intensification in Ethiopia. The project will work towards developing tools for effecti ...

30 Jun 2014Site-specific Nutrient Management in Conservation Agriculture Research Program

IPNI is collaborating with CIMMYT to build the capacity for site-specific nutrient management practices for effective scaling out of maize production intensification technologies in conservation agric ...

11 Jun 20144R Nutrient Stewardship Project featured in ASHC and CGIAR research and development highlights

In recognition to the impact of the 4R Nutrient Stewardship project in Western Kenya the African Soil Health Consortium (ASHC) and the CGIAR Research Program on Maize have featured the project in rece ...

05 Jun 20144R Nutrient stewardship training for extension systems

A two-day participatory training workshop under the theme “4R Nutrient Management Practices for Sustainable Crop Production and Intensification” for extension officers was held on the 15th and 16th of ...

03 Oct 2013Introducing 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 appropriat ...

03 Oct 20134R Nutrient Stewardship Adoption in Sub-Saharan Africa: Challenges and Opportunities

Dr. Shamie Zingore, IPNI Director, Sub-Saharan Africa Program, leads us through the region’s current challenges and discusses the limitations of smallholder farming systems and their surrounding infra ...