TY  - BOOK
AU  - Collins, S.H.
TI  - Handbook of agricultural chemistry for Indian students 
U1  - 631.41 21st ed.
PY  - 1898///
CY  - Calcutta
PB  - Office of the Superintendent of Government Printing
KW  - Agricultural chemistry
KW  - Soil chemistry
N1  - Index: pp 73-82
ER  -