TY  - BOOK
AU  - Govinda Rajan, Salem Venkatappa.
AU  - Gopala Rao,H.G.
TI  - Soil & crop productivity: a handbook for the use of workers in agricultural extension, vocational agriculture and farmers in India
SN  - 0210271000
AV  - S599.6.I5 G69 1971
PY  - 1971///]
CY  -  New York,bAsia Pub. House
KW  - Soils
KW  - India
KW  - Soil science
N1  - Includes bibliographical references
ER  -