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Tandon,H.L.S.;: Phosphorus-Research and Agricultural Production in India. Fertilizer Development and Consultation Organisation,C 110, Greater Kailash I,New Delhi 110048 (INDIA). 160 Seiten, 32 Abbildungen, 64 Tabellen i. Text, 3 Tab. im Anhang, $ 30 (paperback) |
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| Authors: | W Werner |
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