Research on water : a symposium on problems and progress.
Madison, Wis : Soil Science Society of America, 1964.
vi, 121 págs. : ilustraciones, mapas ; 23 cm.
Serie: ASA special publication ; nº 4
A symposium held at the annual meeting of the Soil Science Society of America in Denver, Nov. 19, 1963.
Cosponsored by the Soil Conservation Society of America.