TY  - BOOK
AU  - Troch,Frederick R..
AU  - Thompson,Louis M..
TI  - Soils and soil fertility / 
SN  - 0195083288
U1  - 631.4 
PY  - 1993///
CY  - New York : 
PB  - Oxford University Press , 
KW  - SOIL SCIENCES
N1  - NULL
ER  -