?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=http%3A%2F%2Foar.icrisat.org%2F7196%2F&rft.title=Tank+irrigation+in+Semi-Arid+Tropical+India&rft.creator=Oppen%2C+M+V&rft.creator=Subba+Rao%2C+K+V&rft.subject=Watershed+Management&rft.subject=Agriculture-Farming%2C+Production%2C+Technology%2C+Economics&rft.description=Small+water+reservoirs+behind+earthen+dams+are+called+tanks+in+India.+Tanks+%0D%0Asupply+many+villages+with+drinking+water%2C+but+their+primary+purpose+is+for+%0D%0Airrigation.+Tank+irrigation+is+an+old+established+practice+in+most+of+the+%0D%0Asemi-arid+tropical+parts+of+India+and+of+some+other+countries.+In+India%2C+the+%0D%0Amonsoon+rains+fall+erratically+during+a+few+months+in+the+year%2C+and+irrigation+%0D%0Atanks+serve+to+store+and+regulate+the+flow+of+water+for+agricultural+use.+In+%0D%0Asouthern+India+this+is+primarily+for+the+production+of+rice.+&rft.publisher=International+Crops+Research+Institute+for+the+Semi-Arid+Tropics+&rft.date=1980-05&rft.type=Monograph&rft.type=NonPeerReviewed&rft.format=application%2Fpdf&rft.language=en&rft.identifier=http%3A%2F%2Foar.icrisat.org%2F7196%2F1%2FEconomicsProgram-Progress%2520Report.9-1980.pdf&rft.identifier=++Oppen%2C+M+V+and+Subba+Rao%2C+K+V++(1980)+Tank+irrigation+in+Semi-Arid+Tropical+India.++Technical+Report.+International+Crops+Research+Institute+for+the+Semi-Arid+Tropics+%2C+Patancheru%2C+Andhra+Pradesh%2C+India.+++++