TY  - BOOK
AU  - Nye, Peter Hague.
AU  - Greenland, Dennis James.
ED  - Commonwealth Bureau of Soils.
TI  - The soil under shifting cultivation
U1  - 631.58 
PY  - 1960///
CY  - Bucks. Eng.
PB  - Commonwealth Agricultural Bureaux
KW  - Soil fertility
KW  - Agriculture
KW  - Tropics
KW  - Shifting cultivation
ER  -