TY  - GEN
AU  - Foth , Henry D.
AU  - Ellis , G Boyd 
TI  - Soil fertility
SN  - 1566702437
U1  - 631.422 
PY  - 1996///
CY  - New york
PB  - Lewis 
KW  - SOIL SCIENCE FERTILITY
KW  - SOIL SCIENCE
KW  - SOIL FERTILITY
ER  -