TY  - BOOK
AU  - Joseph M
AU  - Karthikakuttyamma M
AU  - Mathew M
TI  - Transformation of potassium in rubber growing red and laterite soils of South India
PB  - In: Red and lateritic soils of South India. (Eds. Sehgal, et al).National bureau of soil survey and land use planning, pp. 221-225
ER  -