na INLIS000000000003521 20240603032146 0010-1118003521 240603 g 0 eng Cover crops for clean water : the proceedings of an International Conference West Tenessee Experiment Station April 9-11, 1991 Jackson Tenessee / editor, W.L. Hargrove Ankeny, Iowa : Soil and Water Conservation Society, 1991 xi, 198 p.: ill.; 28 Cm. 0-935734-25-2 633.3-1/-2 COV Incl. bibl. 633.3-1/-2 COVER PLANTS AGRONOMY 809/93