TY  - BOOK
AU  - Worthen,Edmund Louis
TI  - Farm soils,: their management and fertilization
T2  - The Wiley farm series
AV  - S591 .W88 1948
U1  - 631.4 
PY  - 1948///
CY  - New York
PB  - J. Wiley
KW  - Soils
KW  - Fertilizers
ER  -