TY  - BOOK
AU  - Kalpage, F S C P
TI  - Tropical soils: classification, fertility and management
SN  - 3390-029-4
U1  - 631.43 21st
PY  - 1974///
CY  - Delhi
PB  - Macmillan
KW  - Soils; Soil fertility; Soil management
ER  -