TY  - BOOK
AU  - Thompson, Louis M.
TI  - Soils and Soil Fertility
U1  - 631.8 
PY  - 1957///
CY  - New York
PB  - McGraw Hill Book Company Inc.
KW  - Agriculture and related technologies
KW  - Technology (Applied sciences)
KW  - Fertilizers
KW  - Soil fertility
ER  -