Evaluation of nutrient omission trials in Ethiopia
24 Jul 2017

Nutrient 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, Nigeria and Tanzania.

On going cassava trials in Nigeria
03 Apr 2017

African Cassava Agronomy Initiative (ACAI)

The African Cassava Agronomy Initiative (ACAI) was established to develop and disseminate cost-effective technologies to sustainably improve cassava productivity in the short and long-term. ACAI is a 5 year project (2016 – 2020) operating initially in 2 countries in Africa (Nigeria and Tanzania).

27 Feb 2017

4Rs adoption increases yields and profits

IPNI is supporting smallholder farmers in Western Kenya to increase crop productivity and fertilizer use efficiency through adoption of 4R practices

25 Sep 2015

The Nutrients Solution

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

Participants from left: Hanna Camp (aWhere), Hannah Reed (aWhere), Suzie Ally (Mozambique Consortium) and Fatima Sengo (Mozambique Consortium)
04 Mar 2015

Third Consortia Annual Planning meeting and Training Workshop

The Country Soil Health Consortia held its second planning meeting and training from the 17th to the 20th February 2015. The meeting focused on progress, training on database management using the aWhere platform, financial management and development of Performance Implementation Plans (PIPs).

24 Nov 2014

4R Extension Handbook for Smallholder Farming Systems in Sub-Saharan Africa

The IPNI sub-Saharan Africa Program has released an extension handbook for fertilizer management in smallholder farming in sub-Saharan Africa.

Impact of balanced nutrition on Maize growth and productivity
03 Mar 2014

4R Nutrient management: the impact of balanced nutrient application

As the 4R nutrient stewardship project marks its first year of operations in Western Kenya, the impact of balanced nutrition on crop growth and productivity has been a major highlight to farmers and other stakeholders in the agricultural sector.

03 Oct 2013

4R Nutrient Stewardship Adoption in Sub-Saharan Africa: Challenges and Opportunities

A pilot research program is addressing these issues and is working to define the 4Rs in western Kenya in the context of its local agriculture.


Regional Profile

The main focus of IPNI Africa program is to provide leadership and direction in plant nutrition research and development. Working with partners from national agricultural research and extension systems, Universities, International Agricultural Research Systems and other stakeholders, information will be synthesized and research programs developed to encourage fertilizer use within the ISFM framework in ways that are technically efficient, economically rational, and environmentally friendly.

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Regional Director

Dr. Shamie Zingore
Director, East and Southern Africa

The IPNI sub-Saharan Africa Program is headquartered in Nairobi, Kenya and has active plant nutrition research and development activities to support sustainable crop production intensification in more than 10 countries in West, East and Southern Africa.

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Deputy Director

Dr. James Mutegi
Deputy Director, East and Southern Africa




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