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1lz-770b xuan gua shi long zuo qi zuo li xing
Author(s): 
Pages: 11
Year: Issue:  7
Journal: Farm Machinery

Keyword:  深松作业面积深施肥新产品鉴定成垄Z-770B划印器入土性能悬挂式上虚下实;
Abstract: <正> 该机主要用于我国北方旱田垄作地区,可完成垄体深松复原垄、深松起垄、深松起垄同时深施肥、起垄、中耕深松、蹚地和搅麦茬等项作业,此外,增加附件后还可进行中耕追肥、行间除草、垄帮松土和镇压等作业。耕作技术先进,可形成上虚下实,虚实并存的耕层构造,有利作物生长。该机由黑龙江省海伦市农机修造厂生产,1989年9月通过省级科研和新产品鉴定,现已推广1016台,总作业面积达310万
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