Tropical soils
Kalpage, F.S.C.P.
Tropical soils Classification fertility & management by F.S.C.P. Kalpage - London Macmillan Press 1976 - 280 p.
333192761
Tropical Soils
Classification
Fertility and Management
631.4(213)
Tropical soils Classification fertility & management by F.S.C.P. Kalpage - London Macmillan Press 1976 - 280 p.
333192761
Tropical Soils
Classification
Fertility and Management
631.4(213)