Explains the relationship between high soil pH and nutrient deficiencies in blueberries, rhododendrons, azaleas, and other ornamental crops. Color photos illustrate symptoms of pH-induced nutrient deficiency. Presents ...
Donald A. Horneck, John M. Hart, Robert G. Stevens, Steven Petrie, James Altland |
Feb 2004 |
Extension Catalog publicationPeer reviewed (Orange level)
Independent of which system or mix of systems a grower uses, irrigation management can be challenging. An irrigation program must match the changing demands of the crop with the water supplied.
For vegetable gardeners who are eager to get going in the spring, root crops are a reliable choice. Radishes, carrots, beets, turnips and onions just need some good soil and consistent watering to jump-start a garden.
Mobile drip irrigation efficiently delivers water to crops where it's needed and minimizes the amount of runoff. It delivers 10%–25% more water to the soil per gallon of water than traditional sprinkler systems.
Carrot rust flies are well-known to growers of carrots, parsnips, celeriac, celery and other umbelliferous crops. The adults don’t do any damage, but after eggs hatch, larvae burrow into the soil and feed on the roots.
Eastern Oregon’s rangelands are diverse due to different soils, topography and climate. Ranchers and land managers who view the landscape as a collection of ecological sites can better predict how vegetation and other resources ...
Asparagus, beets, carrots and summer squash are some of the vegetables you can grow along the coast. Learn what to watch out for in a region known for cooler temperatures.
Pacific Northwest blueberry growers must identify and control a number of bacterial and fungal diseases in order to ensure the highest yields. Fortunately, only a few of the diseases that occur on highbush blueberry in this region cause significant losses when left unchecked.
Jay W. Pscheidt, Jerry Weiland |
Mar 2015 |
Article
Plant hormones and growth regulators are chemicals that affect flowering, aging, root growth, distortion and killing of organs, prevention or promotion of stem elongation, color enhancement of fruit, prevention of leafing and/or leaf fall, and many other conditions.
Ann Marie VanDerZanden |
Jul 2012 |
Article
Photo Credit: Alicja Neumiler - Adobe Stock (Cropped from original)
A collection of articles for growing vegetables in Central Oregon. Include general information, recommendations, soil temperatures, rhubarb, potatoes, cucumbers, beets, carrots, radishes, onions, tomatoes and tomatillos.