Granatstein, D.
Understory Management in Organic Tree Fruits and Other Woody Perennials
Weed control and fertility management have been identified as priority research needs by Washington organic orchardists. Mechanical weed control has been the standard practice, often with high cost and potential degradation of soil quality. Mulches can control weeds and improve tree growth and yield, and enhance codling moth mortality with entomopathogenic nematodes (EPN). Living mulches […]
Trends in Organic Agriculture in the PNW
The project supported the collection, compilation, analysis, and outreach for statistics regarding the organic sector in Washington State. This required cooperation with the certifiers who collect the data from growers. The primary certifier in the state is the WSDA Organic Food Program, with an estimated 95% of the certified farms. Oregon Tilth also certifies a […]