This publication discusses the many types of fertilizers and soil amendments available for organic plant production. Fertilizer formulations, nutrient availability, and application practices for common organic products are ...
Doug Collins, Carol A. Miles, Craig G. Cogger, Richard T. Koenig |
Jul 2013 |
Extension Catalog publicationPeer reviewed (Orange level)
The jumping worm, an invasive species new to Oregon, harms the soil by reducing it to granules, making it more porous and less able to retain water. Here's how to identify jumping worms and help stop their spread.
Currently, the emerald ash borer has been found in trees only in Washington County, where a quarantine prohibits moving ash (Fraxinus) or fringe tree (Chionanthus) wood in or out of the area.
Organic farming can be a challenge anywhere, but the obstacles encountered by Inland Pacific Northwest organic small grain farmers are unique. Their options for managing weeds and soil nutrients are few, and the ...
Louise Lorent, Diana Roberts, Ian C. Burke |
Jul 2016 |
Extension Catalog publicationPeer reviewed (Orange level)
Fruit cracking in sweet cherries can have a severe economic impact in the Pacific Northwest, even with new optical sorters. This publication helps growers understand the causes of cracking and describes cultural practices that can minimize cracking.