SPIA publications
Books & Book Chapters
Impact SPIA
Issued on
Crop Improvement, Adoption and Impact of Improved Varieties in Food Crops in Sub-Saharan Africa
Edited by Walker, T.S., and Alwang, J.
Funded Papers
Impact SPIA
Issued on
Is Rice Improvement Still Making a Difference? Assessing the Economic, Poverty, and Food Security Impacts of Rice Varieties Released from 1989 to 2009 in Bangladesh, Indonesia and the Philippines
Raitzer, D.A., Sparks, A.H., Huelgas, Z., Maligalig, R., Balangue, Z., Launio, C., Daradjat, A., and Ahmed, H.U.