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通河開展技術培訓助力糧食大面積單產提升

2024-12-10 08:38:47 來源:黑龍江省通河縣農機推廣站 閱讀量:10773 評論

  【農機網 地方農機】 通河縣農業技術推廣中心農機農藝站,搶前抓早開啟先進適用農機化新技術培訓,助力2025年提升全縣糧食單產。12月6日,組織專業技術人員深入富林鎮,進行“大壟密植暨玉米大壟雙行單元多株品字形播種機化密植高產栽培技術”和“寒地水稻旱播(水管)機械化高產栽培技術”培訓,鎮政府相關領導和農業技術推廣工作人員、村(屯)干部、農業合作社和種植大戶等近50人參加培訓。
 
  通過培訓學習,使廣大受訓人員認識到,應用“大壟密植暨玉米大壟雙行單元多株品字形播種機械化密植高產栽培技術”,壟面寬壟體大,可以吸納更多雨水,減少水分蒸發量,蓄水保墑效果好、抗旱耐澇能力明顯提高,大壟種植種子早萌發早出苗,苗全苗齊苗勻苗壯,農作物根系生育發展的活土層空間大,農作物能夠吸取更多土壤養分和肥料養分,農作物根系植株生長發育健壯。玉米大壟雙行單元多株品字形播種,單元間距離44㎝以上,壟間行距75㎝—80㎝,通風透光優勢明顯,邊際效應(邊行效應)突出,有效解決玉米禿尖、早衰、穗小等問題,玉米果穗大小均勻一致,成熟進度快,籽粒飽滿,品質優良,單元多株提高玉米根系生命共同體活性,根系發達盤結交錯,提高抗倒伏能力,實現活稈成熟,促進增產,增產幅度平均達到20%左右。
 
  應用“寒地水稻旱播(水管)機械化高產栽培技術”,取消泡田攪漿作業環節,保持水田耕層土壤團粒結構不破壞,耕層土壤含氧量提高,利于水稻根系生長發育,水稻旱播水管,通過全生育期淺濕干交替節水灌溉等田間優化管理措施,促進寒地旱直播水稻健壯生長、根系發達、穗大穗齊,實現活稈成熟,莖稈堅挺粗壯抗倒伏能力增強,實現寒地旱直播水稻穩產增產、優質高效目標;應用“寒地水稻旱播(水管)機械化高產栽培技術”,減少水稻栽培生產投入,節省育苗和移栽的成本投入,極大提高生產效率,降低勞動強度,減少水稻栽培人力投入,節省扣棚育苗和移栽的大量人力投入,有效解決水稻育苗移栽雇工難、雇工貴的問題,穩定農民種糧積極性;應用“寒地水稻旱播(水管)機械化高產栽培技術”,節省育苗環節農藥化肥除草劑和育苗土壤基質的使用,節省“返青肥”的施用,減少本田化肥施用量,減少攪漿泡田用水和生育期灌溉用水20%左右,水稻機械旱直播與常規大棚育苗機械插秧對比,每公頃可以節省生產投入4500元左右,節約資源保護環境,是發展水稻輕簡化規模化生態化效益化栽培模式的有效途徑,是水稻生產的保護性耕作生態化栽培方式,是提高糧食單產保障糧食安全的有效措施。
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