Russian olive trees are fast-growing plants that since the 1950s have become invasive throughout many areas of the Inland Pacific Northwest, particularly in riparian ecosystems. They form impenetrable masses, create ...
Covers the history of yellow starthistle (Centaurea solstitialis L.) invasion of the Pacific Northwest and describes current infestation levels in Oregon and Washington. Provides basic information regarding yellow ...
Larry L. Larson, Roger Sheley, Michael McInnis, Gary Kiemnec |
Jan 2008 |
Extension Catalog publicationPeer reviewed (Orange level)
Taking an accurate measurement of seed moisture content is the most reliable indicator of seed maturity and harvest timing in grass seed crop on a farm.
Tom Silberstein, Mark E. Mellbye, Thomas G. Chastain, William C. Young III |
Nov 2010 |
Extension Catalog publicationPeer reviewed (Orange level)
Learn to identify common pests and beneficial insects found in grass seed production fields across Oregon. Discover where pests are found, learn signs of damage and determine thresholds.
Amy J. Dreves, Navneet Kaur, Joe DeFrancesco, Leanna Van Slambrook, Glenn Fisher, Silvia I. Rondon, Nicole Anderson |
May 2021 |
Extension Catalog publicationPeer reviewed (Orange level)