TY  - BOOK
AU  - Kalpage, F.S.C.P.
TI  - Tropical soils; classification. fertility and management
U1  - 631.45.008:631.44(214) L4 
PY  - 1974///
CY  - Delhi
PB  - Macmillan
KW  - F.S.C.P. Kalpage
KW  - Soil,Fertility,Farm management
ER  -