TY  - BOOK
AU  - Loomis, R.S.
AU  - Loomis, R.S. Connor, D.J.
TI  - Crop Ecology : Productivity And Management In Agricultural Systems
U1  - J:5 
PY  - 1992///
CY  - Cambridge
PB  - The Univ. Press
KW  - J:5
ER  -