**Acknowledgements**

The study was supported by the National Agricultural Research Organization (NARO), International Crop Research Institute for Semi-Arid Tropics I (CRISAT) under the Accelerated Variety Improvement and Seed Delivery of legumes and cereals in Africa (AVISA) project, National Semiarid Resources Research Institute (NaSARRI), And the National Crops Resources Research Institute (NACRRI)-BIO NUTRITION LAB.
