Soil conservation and management in the humid tropics: proceedings
GREENLAND, D. J
Soil conservation and management in the humid tropics: proceedings - Dehra Dun 1989 - 283p
SOIL CONSERVATION -- TROPICS -- CONGRESSES
SOIL CONSERVATION -- TROPICS -- CONGRESSES
631.491 3 I-5S
Soil conservation and management in the humid tropics: proceedings - Dehra Dun 1989 - 283p
SOIL CONSERVATION -- TROPICS -- CONGRESSES
SOIL CONSERVATION -- TROPICS -- CONGRESSES
631.491 3 I-5S