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.
Hundreds of schools across Oregon received seed-starting classroom kits through the Grow This! Oregon Garden Challenge, OSU Extension’s statewide seed giveaway.
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.
When a heatwave hits, plants may show the impact. Learn the signs of heat stress in plants and how to help them weather a heatwave with best practices for watering, mulching, shading, providing humidity and weeding.
Leader guide for 4-H knitting project. The knitting project offers members opportunities to exercise creativity, develop decisionmaking abilities, and learn skills that can give pleasure throughout a lifetime.
Forage quality of common pasture weeds was determined through laboratory testing to compare feed value of weeds to desirable forage species and nutrient requirements for grazing livestock.
Shelby Filley, Andy Hulting, Amy Peters |
May 2010 |
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