Four miles from the Oregon border, in Tulelake, California, the Intermountain Research and Extension Center (IREC) is one of nine centers under the University of California Division of Agriculture and Natural Resources. IREC supports and facilitates University of California research in field and vegetable crops grown in northeast California, and supports conservation of natural resources in the Klamath Basin.
Please explore our website. Specific contents include announcements, calendar reminders, local weather, biological data, and past & current research reports.
Intermountain REC Blog
Additional Thoughts on Blue Alfalfa Aphid Management in the Klamath Basin—Effectiveness of Cultural ControlsAdded April 21, 2015
As mentioned in a previous posting, the blue alfalfa aphid (BAA) situation in the Klamath Basin this year is unprecedented. To my knowledge, we have never before experienced such high aphid populations on such young alfalfa. There is a lot we don't know...
Added April 15, 2015
The 2015 Crop Water Use Table is updated and available on-line on the IREC website. This table is a useful tool to track daily water use for crops grown in the Klamath Basin. Keep in mind values shown in the table are estimates of crop water use...
Added April 1, 2015
Tuesday afternoon (3/31) Nick Macy from Macy's Flying Service and IREC Director Rob Wilson looked at some alfalfa fields in the Tulelake area that exhibited poor growth this spring. The severe stunting looked similar to stem nematode—a common...