Plant hormones and growth regulators are chemicals that affect flowering, aging, root growth, distortion and killing of organs, prevention or promotion of stem elongation, color enhancement of fruit, prevention of leafing and/or leaf fall, and many other conditions.
Ann Marie VanDerZanden |
Jul 2012 |
Article
Photo: Oregon State University (Cropped from original)
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.
Fires and ice storms in recent years have done serious damage to young forest stands in the Willamette Valley. Without much salvageable timber, landowners must decide how to restore the stands. Here are some options.
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.
Instructions for tree planting usually amount to three words: green side up. Yes, it's a simple process, but there are many ways to ruin a seedling's chances of growing into a healthy, towering tree.
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 |
Article
Learn practical, research-based skills and techniques covering a wide array of valuable forest management topics that will help you achieve your goals and objectives.
Bob Parker, Steve Bowers, Tristan Huff, Stephen Fitzgerald, Paul Adams, Paul Oester, Dave Shaw, Fran Cafferata Coe, Julie Woodward, Nicole Strong |
May 2018 |
VideoPeer reviewed (Gray level)
Photo Credit: HDDA Photography, Adobe Stock (Cropped from original)
Q: I live in a forested area of Deschutes County. I think that deadfall (cut trunks laying on the forest floor) left to decompose improves the health of the forest, but I am wondering if it also increases fire risk.
Q: We have 1 mini Hereford on an acre that is downhill from our well. During the rainy months, I am worried that the rain will dissolve the cow manure and affect our water. Is that accurate? Or is that only a concern ...
These publications are shared to teach farmers and agriculturalists how to properly control weeds and poisonous plants and pests. Handbooks and management fact-sheets are provided as well as a list of common pasture weeds, poisonous plants, and other pests that affect pastures.