TY  - BOOK
AU  - Lowrance,Richard  .
AU  - Stinner,Benjamin R  .
AU  -  House ,Garfield J  .
TI  - Agricultural ecosystems : unifying concepts / 
SN  - 047187888X
U1  - 577.55 
PY  - 1984///
CY  - New York : 
PB  - John Wiley , 
KW  - AGRICULTURAL ECOLOGY
N1  - Includes index
ER  -