TY  - BOOK
ED  - Imperial Bureau of Soil Science. England
TI  - Tropical soils in relation to tropical crops
U1  - 631.4 
PY  - 1936///
CY  - England
PB  - Imperial Bureau of Soil Science
KW  - Land and soil
KW  - Tropical crops
KW  - Tropical soils
N1  - 0.34
ER  -