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.
Horse owners must know how to evaluate and buy good-quality hay. Learn about the horse's digestive system, nutrient requirements and hay evaluation methods.
Gordon B. Jones, Scott Duggan, Melissa Fery, David Hannaway |
Mar 2024 |
Extension Catalog publicationPeer reviewed (Orange level)
Late winter and early spring can be a perilous time for livestock. It's a time when even a full stomach won't stave off starvation. That's why livestock managers must pay close attention to the health of their animals.
Oregon ash grows along the streams and wetlands of western Oregon and Northern California, where it provides important wildlife habitat. But these trees are threatened by the emerald ash borer, an insect pest that...
David C. Shaw, Jay W. Pscheidt, Alexander Gorman |
Jan 2023 |
Extension Catalog publicationPeer reviewed (Orange level)
Photo Credit: Alicja Neumiler - Adobe Stock (Cropped from original)
A collection of articles for growing vegetables in Central Oregon. Include general information, recommendations, soil temperatures, rhubarb, potatoes, cucumbers, beets, carrots, radishes, onions, tomatoes and tomatillos.
Jul 2018 |
Collection
Photo: Sheryl Costello, USDA Forest Service (Cropped from original)
You may have encountered white, segmented “worms” or grubs when chopping firewood and wondered what they were. Common questions include, did they kill my tree? And are they a danger to other trees? The quick answers are no, and no.
Oregon State University Crop and Soil Science Masters student Pahoua Yang focuses her research project on Colorado potato beetle, Leptinotarsa decemlineata. Her project is to determine baseline information for several commercial ...
Q: I have a small grove of Madrones behind my house. I have put a couple of annual beds under them but nothing seems to grow under them. I have looked all over the net to no avail on this issue. I did amend the ...
Stories of Fire was created for media covering wildfires and related topics in Oregon with a broad goal to increase mutual learning between Oregon journalists and fire scientists to improve science-based coverage of wildfire events and issues.
Emily Jane Davis, Hollie Smith, Christopher Adlam, Carrie Berger, Dan Morrison |
Sep 2023 |
PublicationPeer reviewed (Gray level)