Automation of surface irrigation : 15 years of USDA research and development at Fort Collins,Colorado
HAISE, H.R
Automation of surface irrigation : 15 years of USDA research and development at Fort Collins,Colorado - Washington 1981 - 60p - USDA Production research report, no.179 .
IRRIGATION -- - U.S
IRRIGATION -- - U.S
631.7 A92
Automation of surface irrigation : 15 years of USDA research and development at Fort Collins,Colorado - Washington 1981 - 60p - USDA Production research report, no.179 .
IRRIGATION -- - U.S
IRRIGATION -- - U.S
631.7 A92