TY  - BOOK
AU  - Gustafson, A.F.
TI  - Soil, field-crop, pasture and vegetable-crop management for Erie-county
U1  - 631.4 G96S 
CY  - Ithaca,U.S.
PB  - Cornoll Univ.
KW  - SOIL SCIENCE
KW  - FIELD CROPS
ER  -