Soil fertility evaluation for increased farm production and profits
Howard, E. Ray, Nambiar, E.K.S.
Soil fertility evaluation for increased farm production and profits by E. Ray Howard and E.K.S. Nambiar - New Delhi Fertiliser Association of India 1971 - 48 p.
Soil Fertility
Farm Production
631.452.001.4 / H 831 S
Soil fertility evaluation for increased farm production and profits by E. Ray Howard and E.K.S. Nambiar - New Delhi Fertiliser Association of India 1971 - 48 p.
Soil Fertility
Farm Production
631.452.001.4 / H 831 S