Illustrated agricultural report with the purpose to "explain the nature, behavior, and conservation of water in agriculture." Discusses the strain on water resources, hydro-electric power, navigation, industrial use, pollution, and other aspects of water in agriculture. Part of the Yearbook of Agriculture annual publication series. The United States Department of Agriculture was established in 1862. The Yearbook began in 1894 reviewing developments in agriculture over the year. In 1936 the series changed, and each volume focused on a single topic of interest to the American public, especially farmers. Digitized content includes select illustrations.