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)
What do we know about heavy metals in soil? What do we know about lead exposure through soil and garden plants? What do we know about cadmium and arsenic in soils? What can I do if I’m at risk for heavy metals in my garden soil?
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...
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.
Describes how to identify signs of nutrient deficiency in shade and ornamental trees. Discusses the most common soil nutrient deficiencies, types of fertilizer, and fertilization techniques. Offers a simple method, ...
The plants in the field trials were chosen by an advisory group of nursery growers and landscape designers and were evaluated on growth, visual appeal, timing of flowering, density of flowers, physiology and heat tolerance.
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)