结果表明球果害虫主要是杉木球果麦蛾，而杉木扁长蝽等的危害及炭疽菌、散斑壳菌的侵染可导致球果变色。
The results showed that Dichomeris sp. was the main cone pest, but the damage of Sinorsillus piliferus and Gleosporium sp. and Lophodermium sp. can set up discoloration of cones.
可见，VFB是一种良好的植物源病毒抑制剂，可诱导植物产生抗病性，增强对TMV侵染的抵抗力。
VFB could induce the host to have resistance against diseases, and strengthen its antiviral capability to tobacco mosaic tobamovirus(TMV).
杨树溃疡病主要由真菌侵染所致，该真菌是一类世界性分布的真菌，寄主范围十分广泛，可危害多种林木和果树的树干及果实，引起枯枝、溃疡、流胶和果腐等。
Poplar canker is mostly caused by fungi. These kind of fungi distributes world wide, parasites wide-ranging hosts, and harms the branches and fruits of many kinds of forest and fruit trees.
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