TY  - BOOK
AU  - Shirlaw, D.W. Gilchrist
TI  - A practical course in agricultural chemistry
U1  - 631.8 21st ed.
PY  - 1967///
CY  - Oxford
PB  - Pergamon Press
KW  - Agricultural chemistry
KW  - Fertilizers
KW  - Manures
KW  - Soil
ER  -