TY  - BOOK
AU  - Worthen, Edmund L.
TI  - Farm Soils; their management and fertilization
T2  - The Wiley Farm Series
U1  - 631.45 H8 
PY  - 1948///
CY  - New York
PB  - John Wiley
KW  - Soil management,Soil fertility, Soil Science
ER  -