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)
Q: I'm an urban rental dweller in West Portland, and the soil in my yard appears to be of very poor quality and I can't afford to purchase fertilizer to improve it. My yeard is full of dandelions and weeds currently. After...
A review and explanation of the long-term experiments at the Columbia Basin Agricultural Research Center (CBARC) over many years. The goals are how to work and protect the dryland soil over time so that healthy...
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.
If planted in a suitable habitat, native plants are well adapted to Central Oregon soils and climate. When grown in the right conditions, native plants experience less environmental, insect, and disease damage than nonnative plants.