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Nutrition
4Rs of Nitrogen Management in Walnuts
“Are growers applying too much nitrogen to their crops?” This is a question Parry Klassen, director of the…
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Category: Walnuts
Walnuts
Franquette: A Classic Walnut in Search of a Home
Nestled around Mount Konocti and Cobb Mountain in Lake County, Calif., at an elevation of 1,300 to 2,500…
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Harvest
The Art of Ethephon
Successfully using the plant growth regulator (PGR), ethephon, to potentially hasten walnut harvest or improve nut removal and…
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Pest
Codling Moth Wreak Havoc on Early Walnut Crop
“Think about what you may have left on the orchard floor,” former UCCE integrated pest management advisor Emily…
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Pest
Protect Walnut and Other Nut Trees from Pacific Flathead Borer
Sunburn, graft union or pruning wounds on young walnut trees can all be entry ports for the destructive…
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Disease
Predicting and Managing Walnut Blight
Timing spray applications to protect walnut trees from blight infection can be done based on orchard history with…
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Walnuts
Economic Benefits of Using Improved Walnut Rootstocks
Walnut production is a long-term commitment of resources in land, labor and management. Because of the lag time…
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Walnuts
In Search of Chandler 2.0
It’s been more than 40 years since the University of California’s Walnut Improvement Program released a variety as…
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Ag Industry
Regional Board Rules Put Walnut Hullers Under the Microscope
Over the past year, the agricultural industry has observed as the Central Valley Regional Water Quality Control Board…
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Walnuts
The Next Generation of Walnut Rootstock Aims at Resistance to Soil-Borne Pathogens
A multi-disciplinary collaboration is underway to develop and deploy walnut rootstocks with resistance to the major soil-borne pathogens,…
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