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威海:榮成市搶農時抓好機械化春管 夯實夏糧豐產基礎

2024-04-12 09:36:38 來源:山東省威海榮成市農業機械發展中心 董先偉 閱讀量:16480 評論

  【農機網 地方農機】農機農藝深度融合是現代農業發展趨勢,農機裝備與農藝措施目標取向的一致性,是確保農業技術高效落實到位、保障糧食優質高產的重要保障。為此,山東省威海榮成市農業機械發展中心不斷深化農機農藝結合路徑,統籌推進農機專業與農業技術復合型人才培育,開辟拓寬農機農藝協同服務成功路徑,創造了小麥春管精準高效、麥苗迅速轉化升級、夯實小麥增產基礎的成功范例。
 
  一是大興巡田調研之風,掌握苗情精準施策。春節后上班,榮成市農機發展中心及時收心歸位,召開作風大改進和大興調查研究之風動員大會,要求全體技術人員遍查小麥生產情況,摸清小麥長勢底數和農機裝備分布與配備情況,及早布置小麥春管機械化作業工作。早期田間調查,全市近30萬畝小麥存在著長勢良莠不齊,一、二、三類苗與旺苗同時存在的問題,提出了分類管理、區別施策的春管要求。為此技術人員采取因苗因地條塊施策,對于三類弱苗,及時調度小麥變量施肥機、多功能小麥追肥機等機具,結合降雨有利時機,于小麥返青初期開展氮肥開溝深施作業,根據苗情畝施尿素10—15公斤。開溝施肥擺脫了傳統地表撒施肥效揮發浪費與生態污染等弊端,肥效潛能得到充分釋放,促進三類弱苗迅速轉化升級。3月下旬田間調查,三類弱苗畝莖數普遍提高了20萬左右,成功轉化升級為一類、二類壯苗,為小麥增產打下堅實基礎。
 
  二是植保作業機械化,病蟲害快速得到控制。3月中旬,是榮成市小麥病蟲害防治關鍵期。通過田間普查,今年小麥莖基腐病、紋枯病、紅蜘蛛有高發趨勢。技術人員及時指導農機社會化服務組織開展植保規模化作業。選用肟菌酯.戊唑醇、噻呋酰胺.氟環唑、井岡霉素.蠟芽菌、苯甲.丙環唑等復配高效低毒農藥,交替施藥,遏制病害抗藥性,極大地提高了紋枯病、莖基腐病等病害綜合防治效果。
 
  紅蜘蛛繁殖世代較短,孵化速度極快,一般20天能夠完成一個世代,是潛在威脅較大的蟲害。在發現紅蜘蛛初發期,第一時間通知農機作業組織,及時調度自走式高壓噴桿噴霧機、植保無人機等先進機具,選用呼吸抑制劑類的噠螨靈、三唑錫、氟啶胺,生長調節劑類的噻螨酮、印楝素,脂類合成抑制劑類螺螨酯、螺蟲乙酯,加速氯離子釋放類的阿維菌素、聯苯肼酯等不同作用機理殺螨劑,進行交替施藥,有效避免紅蜘蛛的抗藥性,防治效果極佳。農機人員在田間地頭實時傳授藥械參數調節、施藥氣溫要求、噴施時機選擇以及農藥二次稀釋法、合理混配順序、機具清洗殘液等操作技能。由于機械化作業效率極高,主要病蟲害均在合適施藥期用藥,病蟲害得到快速控制。
 
  三是農機維修年檢服務全程跟進,裝備作業技術性能與安全生產有保障。2023年度,榮成市成功創建山東省“平安農機”示范縣,農機安全監理服務能力得到全面提升。今年市農業機械發展中心繼續爭創全國“平安農機”示范縣,農機維修保養、安全檢驗、安全督導等各項工作全面升級,成立3個農機監理服務隊,實行預約上門年檢,機手就近即可完成年檢手續;同時,開展一體推進農機安全生產“開工第一課”、農機道路安全聯合檢查、巡回指導機具維修保養與參數調試等各項工作,確保農機裝備能夠以最佳技術狀態投入到春耕生產中,為農藝措施落實落地提供堅實農機化保障。
 
  從近期田間調查看,榮成市小麥已經進入拔節期,正處于小花雌雄蕊分化期,也是決定小麥畝穗數和穗粒數的關鍵期,榮成市農機發展中心正全力調度適配機具,開展噴施葉面肥、植物生長調節劑、預防倒春寒等各項機械化作業,確保小麥全生育周期得到機械化優質作業保障,為夏糧豐產豐收貢獻農機農藝協同合力。
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