Learn about the environmental factors that affect plant growth: light, temperature, water, humidity and nutrition. Either directly or indirectly, most plant problems are caused by environmental stress.
Although grain crops bring in less revenue than vegetables or fruit, they can become an important part of a farming enterprise. Grains are less labor-intensive and can be grown when fields need a rest.
Blueberries grow well in the Pacific Northwest. To get the most out of your bushes, it helps to understand the form and function of each part of the plant.
Describes the life cycle and injury symptoms of grape phylloxera, Daktulosphaira vitifoliae (Fitch), an aphidlike insect that feeds on grape roots. Discusses strategies for reducing the risk of phylloxera infestation, ...
Patricia A. Skinkis, Vaughn Walton, Clive Kaiser |
Jul 2021 |
Extension Catalog publicationPeer reviewed (Orange level)
Winegrape production in the Pacific Northwest has expanded into areas where low winter temperatures periodically cause cane damage or death. Canes can be protected from freeze damage by burying them or covering them...
Clive Kaiser, Patricia A. Skinkis, Mercy Olmstead |
Mar 2008 |
Extension Catalog publicationPeer reviewed (Orange level)
Vineyard design and management methods that create vine balance will help sustain productive yields, achieve desired fruit quality and maintain vine health. Different climates across Oregon will affect strategies for ...