TY  - GEN
AU  - House, Garfield
AU  - Lawrence, Richard
AU  - Stinner, Benjamin R
TI  - Agricultural ecosystems: Unifying concepts
SN  - 047187888X
U1  - 630.274 5 AGR 
CY  - NewYork, John Wiley & Sons INC
KW  - Agricultural ecology / soil erosion
ER  -