TY  - BOOK
AU  - Shaner,W.W.
AU  - Philipp,P.F.
AU  - Schmehl,W.R.
TI  - Readings in farming systems research and development
U1  - 631 
PY  - 1982///
CY  - Colorado
PB  - Westview
KW  - Agriculture
KW  - Crop Production
KW  - Farming Systems
ER  -