TY  - BOOK
AU  - Raja, S. V. Govinda
AU  - Rao, H. G. Gopala
TI  - Soil and Crop Producivity
SN  - 0210271000
U1  - 631.8 
PY  - 1971///
CY  - London
PB  - Asia Publishing House
KW  - Agriculture and related technologies
KW  - Technology (Applied sciences)
KW  - Crop prduction
KW  - Soil fertility
ER  -