Sub Saharan Africa


   Delivery of Scalable Nitrogen Fertilizer Recommendations using Optical Sensors for Sub Saharan Africa

Last update: June 22, 2016
GreenSeeker Extension in Ethiopia with CIMMYT
GreenSeeker Extension In Zimbabwe with CIMMYT
GreenSeeker Extension in Uzbekistan (ICARDA-CIMMYT)

International Maize and Wheat Improvement Center (CIMMYT) in Mexico City

Haramaya University, Ethiopia 

Makerere University, Uganda
Makerere University, Uganda
Ethiopian Institute of Agricultural Research
IFAD, International Fund for Agricultural Development
Sensor Based Nitrogen Rate Calculator, Topdress and Sidedress N rates for Corn and Wheat, Nitrogen management
Sensor Based Nitrogen Rate Calculator, on-line in 2002

How can the SBNRC Help You?
How do I get started using the GreenSeeker Technology

Ramp Calibration Strips for improved mid-season fertilizer N rate recommendations
Don't apply more N than you need


  Articles (SSA from CIMMYT, Dr. Ken Sayre)
Conservation Agriculture - Sustainable System
The Problem of Soil and Land Degradation
  Nitrogen use efficiency, improved methods of N fertilization for corn and wheat
World Nitrogen Use Efficiency for Cereal Production is 33%,
Agronomy Journal 91:357