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1k-70 duan gen kai gou ji yan zhi cheng gong
Author(s): 
Pages: 25
Year: Issue:  4
Journal: Farm Machinery

Keyword:  防风林带开沟机断根耕地黑龙江省深耕犁研制成功树根农场农田;
Abstract: <正> 由于农田防风林带树根在地下不断向耕地延伸,吸取了大量的水分和养分,造成靠林带的耕地板结、作物减产。为了切断防风林带伸向耕地的树根,黑龙江省友谊农场八分场的农机技术人员在深耕犁的基础上加以改装,研制了一台1K-70断根开沟机。经过几个月来农场反复试
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