TY  - JA
AU  - Francis,C.A.
TI  - Practical applications of low-input agriculture in the Midwest
SN  - 0022-4561
U1  - 91-019291 
PY  - 1990///
KW  - Alternative farming
KW  - Pest control
KW  - USA
N1  - ill. references
T2  - Journal of Soil and Water Conservation
ER  -