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How to Identify and Prevent Injury to Poplars Caused by Cytospora, Phomopsis, and Dothichiza

机译:如何识别和预防由Cytospora,phomopsis和Dothichiza引起的杨树损伤

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摘要

Fungi in the genera Cytospora, Phomopsis, and Dothichiza cause dieback, bark necrosis, and cankers on branches and mainstems of native and introduced poplars. Injury is most serious in plantations and nurseries but, trees in natural stands are also vulnerable. The pamphlet describes these.

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