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.
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.
Check winter houseplants for brown leaf tips, wilting, dropping of lower leaves and little or no new growth - all signs that your plant may be in trouble.
Purchasing, site selection, when to plant, preparing the site, and follow-up care.
At times we see many of our cool-season perennial and annual forages looking stressed and growing very slow as they struggle with heat and no rain. The hot, dry conditions we sometimes experience in western Oregon have many ...
Browning or dieback is usually caused by weather-related stress, sometimes in combination with pests and diseases.
Drought, an environmental stress with periods of limited or no water during the growing season, reduces forage production for grazing and haymaking. Prolonged drought forces livestock and hay producers to better manage their fields ...