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Cooperative Extension, Sutter-Yuba Counties

Diseases of Branches, Foliage and/or Nuts

Branch Wilt

Botryosphaeria and Phomopsis Blight and Cankers

Anthracnose on English Walnuts

Thousand Cankers Disease of Walnuts: A New Disease in California

Walnut Twig Beetle and Thousand Cankers Disease: Field Identification Guide