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词汇 Siberian Elm
释义 Siberian Elm
基本英英例句
白榆树榆科

Noun:
fast-growing shrubby Asian tree naturalized in United States for shelter or ornamentThe material quality elects much for theSiberian elm, the purple willow, sacrificial wood, ash, tree roots and so on basswood, burl.材质多选为榆树,曲柳,腊木,槐木,椴木等树根,树瘤。
Laboratory and field experiments were carried out to study the resistance ofSiberian elmto the beetle. The results show that the clone 65212 has a great resistance to the beetle.通过室内饲养、幼树罩笼饲养、大树枝条套笼和野外调查等方法研究了白榆优良无性系65212对榆毛胸萤叶甲的抗性,结果表明,白榆优良无性系65212对榆毛胸萤叶甲致死率达93.;40%,使幼虫发育期延长7
The research of the high-yielding cultivation pattern forSiberian elmyellow mushroom榆黄菇高产栽培模式研究
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