Keep weeds in your fields from becoming herbicide resistant by rotating among herbicides regularly. Learn how and why in this publication. Especially useful is a color-coded chart to help you distinguish among ...
Joan Campbell, Carole Smith, Andy Hulting, Donn Thill |
Oct 2015 |
Extension Catalog publicationPeer reviewed (Orange level)
Are pesticides hazardous? That's up to you! This publication outlines safe use, storage, and disposal of pesticides and provides links to more information from the Oregon Department of Environmental Quality and National Pesticide Information Center.
Pesticides can be effective in controlling pests, but they can also be dangerous to pets. This publication describes hazards to pets from use of molluscicides, insecticides aimed at fleas and ticks, rodenticides, ...
Air blast sprayers are one of the most common sprayer types used in specialty crop production. These machines are designed for heavy use on farms, and like all machinery, require regular attention to function ...
Brent Warneke, Jay W. Pscheidt, Lloyd Nackley |
Mar 2021 |
Extension Catalog publicationPeer reviewed (Orange level)
The Horse Advancement Program guide consists of a series of steps that allows 4-H members to set personal goals and learn at their own speed. Click the "view it now" button to view or download the entire ...
Learn about the environmental factors that affect plant growth: light, temperature, water, humidity and nutrition. Either directly or indirectly, most plant problems are caused by environmental stress.
In parts of Oregon, pasture forage for grazing livestock is lacking early in the growing season. That forces livestock producers to rely on costly harvested forages for supplemental feed. There is another option. Research has ...
Pacific Northwest blueberry growers must identify and control a number of bacterial and fungal diseases in order to ensure the highest yields. Fortunately, only a few of the diseases that occur on highbush blueberry in this region cause significant losses when left unchecked.
Jay W. Pscheidt, Jerry Weiland |
Mar 2015 |
Article
Excessive summer irrigation of oak and madrone trees may promote fungal diseases such as the oak root fungus (aka armillaria root disease) and crown rot.