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5Current developments in biological nitrogen fixation Current developments in biological nitrogen fixationby Subba Rao, N.S. (ed.)
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11Texto bibliotecaFAO IT
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12Texto bibliotecaCIAT
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13Texto bibliotecaFAO IT
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14Role of legumes in multiple cropping systems with reference to N fixation and soil management Role of legumes in multiple cropping systems with reference to N fixation and soil managementby Subba Rao, N.S. (Indian Agricultural Research Inst., New Delhi), Expert Consultation on Fertilizer Use under Multiple Cropping Systems eng 3 Feb 1982 New Delhi (India)
Published 1983Texto bibliotecaFAO IT