TY  - BOOK
AU  - Nambiar,K.K.M.
TI  - Study on critical levels of Zinc and Manganese in Maize,pearl millet,wheat and chickpea as related to four soil types
KW  - Maize
KW  - Pearl millet
KW  - Wheat
KW  - Chickpea
KW  - Soil
ER  -