This guide can serve as a starting point for development of nutrient management guidelines for Oregon growers. Recommendations in this guide are based on research performed in the Willamette Valley with other cropping systems and ...
Scientists have developed a new approach to modeling potentially drought-prone soils in Pacific Northwest forests, which could aid natural resource managers to prepare forested landscapes for a changing climate.
Selecting and preparing the site and soil, irrigation, rootstocks and varieties, planting, pruning and thinning fruit, pest management, and maintenance schedule.
Fruit trees like apples, pears and prunes generally need fertilizer. Learn how to match your orchard's needs with the macronutrients the soil can provide.
Applied research to increase survival of noble fir Christmas tree seedlings during drought years, North Willamette Research and Extension Center.
Most “sick tree” problems can be traced back to underlying stresses that have reduced the tree's vigor, making it more vulnerable to diseases or insect pests.