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提升油料產能:油菜機械化種植賦能加碼

2022-04-07 11:16:24 來源:農機網整理發布 閱讀量:21984 評論

  【農機網 熱點關注】我國糧食連續7年保持在1.3萬億斤以上,糧食供給總量充足,庫存充裕,口糧方面問題不大,但是大豆油料自給率比較低。我國是全球油料生產、消費和貿易大國,在國內油料種植規模僅次于糧食,進口量在大宗農產品中最大。在去年的中央農村工作會議中就多次提到了要擴大大豆和油料生產,同時,2022年度中央一號文件也重點提出要加大大豆油料產能提升工程。
 
  油菜是植物油料的重要來源之一,油菜種植遍及全國,主要分布在長江流域,湖南湖北種植面積較廣,尤其湖北種植面積與產量都居全國榜首。油菜籽的種植面積占全國油料種植面積的40%,產量占全國油料作物產量的30%,居世界首位。
 
  大規模種植需要全程機械化得以實現,油菜種植機化主要包括機械化耕整地、機械化種植、機械化開溝、機械化植保、機械化收獲、機械化烘干、機械化秸稈還田等環節。相較于傳統油菜種植模式來說,機械化種植可大大提高勞作效率。通常情況下人工種植油菜的效率為0.5畝/天(僅計算播種、收割),而在種植過程中全面應用機械化設備與技術,則達到6畝/天的高效率,并大大減輕了種植戶的勞作負擔。
 
  3月30日,甘肅省臨夏州農機化技術推廣站聯合積石山縣農機服務中心,在該縣柳溝鄉尕集村舉辦了全州油菜全程機械化生產播種環節試驗示范活動,村民們對機械播種贊不絕口。據了解,今年臨夏州積石山縣共建立農業機械化試驗示范點5個,其中油菜全程機械化種植與收獲試驗示范點2個。目前,擁有農業機械2.3萬臺套,農業機械總動力達到12.46萬千瓦,農業機械化率達到55.17%。農機專業合作社達到20個,擁有各類機械300多臺套,從業人員達到200多人。下一步,積石山縣將以這次試驗示范活動為契機,借鑒全州的先進經驗和做法,著力抓好農業機械化試驗示范點建設,加快全縣農業生產全程機械化發展步伐。
 
  今年,四川著力提高農業機械化率,緩解了用工難題,降低了種糧成本,有效提升了春耕生產的效率。成都勇洪農機專業合作社已經實現水稻、小麥、油菜、土豆4個品種全程機械化種植。
 
  據悉,湖北江陵縣當地采取農機農藝深度融合,強化油菜耕種管社會化服務,提升了農戶的種植積極性,現在超過80%的冬閑田種上了油菜,全縣2021年秋播完成油菜種植30.04萬畝,比上年增加2.74萬畝。而在另外一個油菜主產區,四川丹棱縣創新開發柑橘果園套種模式,目前油菜長勢良好,這里6.6萬畝油菜預計產量將超過8000噸。
 
  據中國農業科學院農業經濟與發展研究所研究員鐘鈺預測:現在全國每年油菜大體種植超過1億畝,根據在南方油菜主產區的調研,保守估計在江西、湖北、安徽等等這些南方產區至少有1000萬畝冬閑田可以用來挖掘擴大種植油菜面積。
 
  近年來政府在對油菜種植區進行大力的補貼鼓勵種植,現在開始出現部分專業水稻種植戶利用冬閑田種植油菜,全部是采用機械化作業,直接一次性旋耕直播。因受油菜生育期問題的影響,其產量非常低。要想利用冬閑田進行三熟制種植,且油菜的種植要使用機械化,需要研究出生育期較短的品種來適應機械化使用的同時又要實現高產。
 
  注:本文由農機網(www.goodqmj.com)整理發布,資料來源:民族日報、中國經濟報、中國小康網。
 
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