TY  - GEN
AU  - Frear, Donald E. H.
TI  - Agricultural chemistry: a reference text
U1  - 630.24 
PY  - 1951///
CY  - New York
PB  - D Van Nostrand Company
KW  -   Agriculture
KW  -   Agricultural chemistry
N1  -   Volume 2,  Includes subject index
ER  -