TY  - BOOK
AU  - A.F. Gustafson
TI  - Handbook of Fertilizers : Their Sources, Makeup, Effects and Use
U1  - 631.8 
PY  - 1949///
CY  - New York
PB  - Orange Judd Publishing Company ,Inc
N1  - A.F. Gustafson: Handbook of Fertilizers : Their Sources, Makeup, Effects and Use.  (4th Edition)  New York.  Orange Judd Publishing Company ,Inc, 1949.--(631.8GUS)
ER  -