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1by Tyagi, N.K. (ed.), Central Soil Salinity Research Inst., Karnal (India) eng, National Workshop on Sustainable Irrigation eng 17-19 Feb 1993 Karnal (India), Tamra, S.K. (ed.), Minhas, P.S. (ed.), Singh, N.T. (ed.)
Published 1993Texto bibliotecaFAO IT