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3
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Agricultural education in India : institutes and organisations / by K.C. Naik.
- 856.1
- Indian Council of Agricultural Research,
- 1961.
- New Delhi :
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Role of blue-green algae in nitrogen economy of Indian agriculture / by R.N. Singh.
- 856.1
- Indian Council of Agricultural Research,
- 1961.
- New Delhi :
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Reclaiming alkali waste lands / H.L. Uppal.
- 856.1
- Indian Council of Agricultural Research,
- 1961.
- New Delhi :