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中國農機院呼和浩特分院4項科技成果助力草原生態保護

2023-06-21 14:29:19 來源:中國農機院 閱讀量:17451 評論

  【農機網 科技創新】6月14日,中國機械工業聯合會在北京組織召開了內蒙古自治區科技重大專項科技成果鑒定會。中國農機院呼和浩特分院完成的“禾本科豆科牧草種子收獲技術與裝備”“退化草原施肥切根復壯技術與裝備”“退化草原免耕多品種混補播施肥技術與裝備”“檸條灌木平茬收獲技術與裝備”4項研究成果順利通過了科技成果鑒定。鑒定會專家組由中國農機工業協會、農業農村部農業機械化總站、中國農業大學、中國農業機械學會、中國農業科學院飼料研究所和中國農機院的7位專家組成。
 
  禾本科豆科牧草種子收獲技術與裝備
 
  針對牧草種子形狀復雜、草谷比大、宜收期短等收獲難題,創新了牧草種子氣吸式割前梳脫、沉降分離、禾本科與豆科牧草種子梳脫式收獲臺互換等關鍵技術,開發了禾本科牧草種子梳脫氣吸采集臺、豆科牧草種子斜置滾筒割前脫粒氣吸采集臺、釋壓沉降分離集料裝置、自走式底盤等部件,成功創制了禾本科、豆科割臺互換的牧草種子收獲機。該成果填補了禾本科、豆科割臺互換的牧草種子專用收獲裝備國內空白,總體技術達到國際先進水平。
 
  退化草原施肥切根復壯技術與裝備
 
  針對退化草地亞表層高堅實度土壤特征和切根、補播、補水、施肥不同復式改良作業要求,創新了低擾動不翻垡切根、間隔松土蓄水保墑、雙氣力并行式中央排種排肥等關鍵技術,研發了波紋圓盤刀破茬切根、深度可調翼鏟式開溝松土、正壓式雙輸送排種排肥等裝置,創制了草原切根施肥播種聯合作業機。該成果填補了退化草原切根施肥播種聯合作業裝備國內空白,總體技術達到國際先進水平。
 
  退化草原免耕多品種混補播施肥技術與裝備
 
  針對退化草原免耕混播施肥的技術難點,提出了低擾動、深切縫、窄開溝、淺覆土的種床制備工藝,創新了多品種牧草種子組配、倒“T”型開溝、單元體獨立仿形等技術,開發了獨立分配式排種施肥系統、倒“T”型開溝切根裝置、多功能拖拉機連接裝置等部件,集成創制了退化草原免耕多品種混補播施肥裝備,實現了一機多用,既能單播也能多品種混播,一次性完成低擾動切根、高保墑開溝、種肥同步分層施用,自適應覆土鎮壓等多功能復式作業。該成果填補了多品種混播的牧草免耕播種機國內空白,總體技術達到國際先進水平。
 
  檸條灌木平茬收獲技術與裝備
 

 
  針對檸條固沙平茬及飼料化利用的作業要求,創新了高速低損仿形切割、低功耗高效切碎、雙腔并聯成捆、自動控制等關鍵技術,研發了切割、切碎、不停機打捆和自動監測報警等裝置,創制了自走式灌木收割粉碎打捆一體機。該成果全面滿足了檸條留茬質量的高標準要求,總體技術性能達到國內領先水平。
 
  項目取得的科研成果有助于帶動草牧業裝備產業技術升級,促進我國草原生態保護建設和草原生產能力提升,為草原生態修復治理與草原畜牧業發展提供裝備支撐。
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