Author = Ngaboyisonga, Claver
Number of Articles: 1
1. Effects of field conditions, low nitrogen and drought on genetic parameters of protein and tryptophan concentrations in grain of quality protein maize

Volume 2, Issue 2, Spring 2008, Pages 137-152

Claver Ngaboyisonga; Kiarie Njoroge; Duncan Kirubi; Sam. M. Githiri