Journal or Book Title
Transactions of the ASAE
The main objective of farming is to grow energy in the form of digestible nutrients. Although the farmer measures his corn production in bushels per acre and his hay production in tons per acre, this does not give him a true measure of his productivity.
American Society of Agricultural Engineers
December 17, 2012
Buchele, Wesley F., "Research in Developing More Efficient Harvesting Machinery and Utilization of Crop Residues" (1976). Agricultural and Biosystems Engineering Publications. 217.