TY - REP AU - Gilliam,J.W. TI - Drainage water quality and the environment SN - 09-161-50887 U1 - 89-110727 PY - 1987/// KW - Pollution KW - Quality KW - AGROVOC KW - Soil water KW - Water resources and management N1 - references. Literature review T2 - Drainage design and management : proceedings of the Fifth National Drainage Symposium, December 14-15, 1987, Hyatt Regency Chicago in Illinois Center. St. Joseph, Mich. (USA). American Society of Agricultural Engineers. 1987. p. 19-28 ER -