TY  - BOOK
AU  - Townsend, W.N., ed.
TI  - An introduction to the scientific study of the soil
U1  - 631.4 L5 
PY  - 1975///
CY  - New Delhi
PB  - Oxford and IBH
KW  - W.N. Townsend
KW  - Soil science-scientific methods,Soil fertility survey
ER  -