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?
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)
Explores a variety of options for protecting anadromous fish populations in western Oregon river systems while being mindful of trade-offs between farmland production and fisheries and wildlife values. Identifies physical...
William H. Emmingham, Badege Bishaw, William Rogers |
Oct 2005 |
Extension Catalog publicationPeer reviewed (Orange level)
Discusses the processes of manganese (Mn) reaction in the soil, Mn movement in plants, Mn function in plants, results of studies of Mn in Oregon nursery fields, and management practices to prevent Mn deficiency ...
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, ...