Watershed management; proceedings, edited by J. A. Hayward. Symposium on Watershed Management in Water Resources Development, (1969 : Lincoln College) Hayward, J. A. (John Aldred) Lincoln College (University of Canterbury) New Zealand Association of Soil Conservators. Watersheds Congresses. Water resources development New Zealand Congresses. HD1698.N45 L5 no. 8-9 551.48 WAT Sponsored by New Zealand Association of Soil Conservators together with Lincoln College; held at Lincoln College, August 20-22d, 1969. Includes bibliographies. Lincoln College, New Zealand Agricultural Engineering Institute, 1969. 1969. 1969 Text 2 v. eng Lincoln papers in water resources ; 8-9 Research publication / New Zealand Agricultural Engineering Institute ; R/9-R/10 Research publication (New Zealand Agricultural Engineering Institute) ; R/9, [etc.]. New Zealand