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yu mi yi zai ji
Pages: 4-6
Year: Issue:  3
Journal: Farm Machinery

Keyword:  移栽机人工移栽北京郊区开沟器实践证明秧苗移栽压轮主动链轮机械损伤直齿轮;
Abstract: <正> 近年来,生产试验证明,移栽是达到高产的一项重要措施。因此,玉米移栽技术逐渐推广,移栽的面积逐渐扩大。如山西、河南、河北等地先后经过玉米移栽获得了增产。北京郊区通过生产实践证明,移栽的玉米一般比直播玉米增产20%左右。但目前尚无移栽机具的情况下,用人工移栽,效率低、劳动强度大。为此,我所于一九七三年年初同本市朝阳区祖国农机修配厂、朝阳区农机局,实行领导、工人、技术
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