TY  - BOOK
AU  - GOPALA RAO,  S V
AU  - GOVINDA RAJAN
TI  - Studies on soils of India
U1  - 631.4(540) 
PY  - 1978///
CY  - New Delhi
PB  - Vikas
KW  - Nitrogen fertilization
KW  - Soil science
ER  -