Unitgraph procedures : a discussion of methods in regular practice or experimental use by the Hydrology Branch, Division of Project Planning /

Mode of access: Internet.

Unitgraph procedures : a discussion of methods in regular practice or experimental use by the Hydrology Branch, Division of Project Planning /

Mode of access: Internet.

Hydrologic data for experimental agricultural watersheds in the United States /

Description based on: 1971.

Hydrologic data for experimental agricultural watersheds in the United States, 1960-61 /

"Issued May 1965."

Hydrologic data for experimental agricultural watersheds in the United States, 1962 /

"Issued June 1968."

Hydrologic data for experimental agricultural watersheds in the United States, 1963 /

Mode of access: Internet.

Hydrologic data for experimental agricultural watersheds in the United States, 1965 /

"In cooperation with state Agricultural Experiment Stations."

Hydrologic data for experimental agricultural watersheds in the United States, 1980 /

Issued Jan. 1980.

Hydrologic data for experimental agricultural watersheds in the United States, 1969 /

Prepared in cooperation with State agricultural experiment stations.

Hydrologic data for experimental agricultural watersheds in the United States, 1971 /

"Prepared by Science and Education Administration."

Hydrologic data for experimental agricultural watersheds in the United States, 1972 /

Prepared in cooperation with state agricultural experiment stations.