圆虫虫卵，痘和马立克氏病病毒，球虫及其他传染性物质，都可以由条板箱，鞋和运输工具携带。
Roundworm eggs, pox and marek's disease viruses, coccidia, and other infections materials can be carried on crates, footwear, and vehicles.
猪痘属于痘病群，是由两种抗原上不同的痘病毒引起的。
Swine pox, which belongs to the pox disease complex, is caused by two antigenically different poxviruses .
我国葡萄最具威胁性的病毒病有扇叶病、卷叶病、茎痘病和栓皮病。
The most threatening grape virosises in China are grapevine fan leaf disease, grapevine leaf roll, grapevine stem pitting and grapevine corky bark.
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