TY - BOOK AU - Skogerboe,Gaylord V. AU - Whater,David B.Mc AU - Ayars,James E. ED - United States. TI - Irrigation practices and returns flow salinity in grand valley U1 - 338.10973 PY - 1979/// CY - Oklahoma PB - U.S. Government Printing Office KW - Soils, Salts in KW - United States KW - Irrigation water KW - Pollution KW - Water salinization KW - Control KW - Agriculture KW - Economic aspects KW - Salinization KW - Environmental aspects KW - Handbooks, manuals, etc ER -