commodity crops

Crop Production and Crop Protection - Estimated Losses In Major Food and Cash Crops
E-C Oerke, H-W Dehne, F Schönbeck and A Weber 
Elsevier  1994   more details

Genetically Modified Organisms in Agriculture, Economics and Politics
Edited by Gerald C. Nelson 
Academic Press  2001   more details

Handbook of Cereal Science and Technology (second edition)
Karel Kulp and Joseph G. Ponte 
Marcel Dekker  2000   more details