By tapping nutrients from bedrock, red alder trees play a key role in healthy forest ecosystems.
It's time to plant cool-weather vegetables like greens and peas; wait for the soil to warm before planting tomatoes, squash and peppers.
A list of recommended trees and shrubs in Oregon, good for controlling erosion.
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 in field-grown ...
The process of solarization kills weeds, diseases and insects
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, based on tree trunk diameter, for determining how much fertilizer to use.