TY  - BOOK
AU  - Donahue,Roy Luther
TI  - Our soils and their management: increasing production through soil and water conservation,
AV  - S591 .D65 1970
U1  - 631.4 
PY  - 1970///]
CY  - Danville, Ill.
PB  - Interstate
KW  - Soil science
KW  - Agriculture (General)
KW  - Soil management
KW  - Crops and soils
KW  - Water conservation
N1  - Includes bibliographies
ER  -