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China/Asia On Demand
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ke ji dong tai
Pages: 37-38
Year: Issue:  2
Journal: Guangxi Forestry Science

Keyword:  树木油锯起树移植劳动强度银合欢作业科技动态土壤侵蚀日本;
Abstract: <正> 日本油锯式挖树机树木带土移植,用人工起树,费时费工,且劳动强度大。日本设计了一种油锯式挖树机,工人手持该机,根据移植树大小要求,在根部适当位置下切,以树为园心切一圈,即可完成起树作业。挖出的树根,呈球状或园椎状,规则、整齐、不散土,便于草
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