tree cankers - GARDENING
Yahoo: Hail storm leaves 'sores and cankers' on pine trees around Bigfork Duluth News Tribune: Cankers on cherry trees may be black knot fungus We saw some dieback in trees coming out of winter. In some cases, it is environmental stress from drought stress and winter temperature extremes. It may also be a canker disease.
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Cankers infect trunks ... Napa Valley Register: Walnut trees at risk of death by a Thousand Cankers Concerned citizens and scientists have joined forces to combat a major threat to walnut trees: Thousand Cankers disease, a fungal infection, spread by the tiny, native walnut twig beetle. Susceptible ... Add Yahoo as a preferred source to see more of our stories on Google.
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Sep. 2—A hailstorm that caused widespread damage across the Flathead in July is to blame for an infection in some pine trees, ... If you have cherry or plum trees, now's a good time to check for a disease called black knot fungus. The fungus can go unnoticed with summer foliage but is apparent when trees are winter-bare. Also ...
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European canker, caused by the fungal pathogen Neonectria ditissima, presents a significant challenge to apple production across temperate regions. The disease manifests as cankers on trunks and ...