@INPROCEEDINGS {AMAZA:2007,
title = {A participatory adoption of improved crop technologies in the savannas of West Africa: empirical study from Borno, Nigeria},
author = {Amaza, P. and Ellis-Jones, J. and Kamara, A. and Helsen, J. and Gaya, H. *},
booktitle = {8th African Crop Science Society Conference, 27-31 Oct. 2007: proceedings},
year = {2007},
volume = {8},
pages = {1369--1375},
}