Technical change and returns to wheat breeding research in Pakistan's Punjab in the post-green revolution period, a reference document from 1990 PN-ABU-797
No quote: this fact comes from a metadata field, shown as stored.
Fact value
Wheat
Document
Economic losses of wheat crops infested with yellow rust in highland Balochistan : survey results, an other usaid supported study/document from 1991 PN-ABU-533