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NPK in Indian agriculture, 1971-1975; a bibliography of Nitrogen, Phosphorus, Potassium and related factors in crops, soils, fertilisers and manures

European Nitrogen Service programme, New Delhi.

NPK in Indian agriculture, 1971-1975; a bibliography of Nitrogen, Phosphorus, Potassium and related factors in crops, soils, fertilisers and manures Compiled by H. L. S. Tandon - New Delhi The Auth. 1978 - xxxii, 797p. Index



338.16016 / Eu89.NP

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