Management options for Canada thistle in forest land: biological, chemical, and mechanical controls, plus grazing. Includes description of weed and its life cycle, history of infestation in the U.S. and West, and sources of more information.
Management options for gorse in forest land: preventive steps, biological, chemical, and mechanical controls, plus grazing. Includes description of weed and its life cycle, history of infestation in the U.S. and West, and sources of more information.
A look at pest data for onions grown in the Treasure Valley demonstrates the yield and economic impacts of specific pests and management practices. This data can help researchers, crop consultants and those ...
Katie Murray, Isaac Sandlin, Peter Ellsworth, Paul Jepson, Al Fournier, Hang-Kwang Luh, Stuart Reitz |
Mar 2022 |
Extension Catalog publicationPeer reviewed (Orange level)
Degree-days measure the amount of heat accumulated over time. Researchers have used years of this data to develop models that help farmers and gardeners predict harvest dates and other important events in select ...
Nick Andrews, Leonard Coop, Heather Stoven, Heidi Noordijk, Aaron Heinrich |
Jan 2021 |
Extension Catalog publicationPeer reviewed (Orange level)
Oregon grape growers face challenges as the frequency and severity of extreme heat events increase due to climate change. Here's how grape growers can protect their crops during a heat wave.
Poison oak plants contain a chemical that causes a severe rash. Learn how to spot a plant, safely remove, and clean your clothes, gear and skin afterward to prevent a rash.
Integrated pest management uses a system of terminology to summarize common tactics and their purpose. Known as PAMS — prevention, avoidance, monitoring, suppression — the system outlines a pest management strategy.
When winter approaches, it’s time to check your weed control plans. Noxious weeds are best controlled if you track them carefully. Weed mapping and weed calendaring are two activities important to tracking weeds so that you can properly control them. Here are a few tips to get you started.
Silage-making has been used to reduce the concentrations of toxins in a variety of crops. But in the case of poison hemlock, the opposite is true — making silage out of it actually increases one of its toxic alkaloids.
Tansy ragwort, an invasive weed that can harm certain types of livestock, is making a comeback in western Oregon. Find out how to control it and protect your animals.
Shelby Filley, Andy Hulting, Gene Pirelli, Eric Coombs |
Aug 2011 |
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