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青島:新技術助力 讓大戶種糧更輕松
2020-12-08
09:17:53
來源:青島市農機中心 作者:丁厚冉 閱讀量:22305
評論
【農機網 地方農機】 小麥-玉米滴灌水肥一體全程機械化生產技術是青島市2020年種植業十項性技術之一。該技術以深化機藝融合、實現節本增效為目標,從改革小麥和玉米種植方式入手,對種肥異位同播、滴灌水肥一體化、無人機等綠色防控病蟲害和機械化收獲等單項技術進行集成創新,破解了我市小麥玉米規模種植情況下存在的水資源緊張、勞動力短缺、生產成本高、種植效益低等瓶頸問題,為糧食作物規模化生產提供現代化技術。核心技術小麥玉米滴灌栽培歷經10年探索與創新,已從“試驗田”進入“規模糧田”,支撐我市小麥在不同年份、不同地點、應用不同品種連續三年高畝產突破800公斤,成為全省典范。
一、技術概述
(一)科學選用品種,采用種肥異位同播技術播種。
(二)改革種植方式,適應滴灌水肥一體化、全程機械化技術應用,如水澆地小麥改“有畦背”為“無畦背”、玉米改“等行距種植”為“寬窄行種植”。
(三)推廣應用滴灌水肥一體化技術。小麥玉米滴灌水肥一體化裝備系統主要包括水源、首部(水泵及
過濾器、施肥裝置)、配水(主管道)、地面滴灌(支管、毛管)四項工程,其中首部、配水(主管道)可使用10-20年,地面滴灌支管可使用4-5年,滴灌毛管根據規格不同,使用期為1-3年。
(四)根據土壤類型和種植方式,合理設計
滴灌管道鋪設規格,配套機械鋪收作業技術,根據土壤墑情,在小麥起身拔節和開花灌漿期、玉米大喇叭口和花粒期進行追肥管理。
(五)采用無人機、噴稈
噴霧機等綠色防控病蟲害,噴灑效率高、對作業人員安全。
(六)推廣應用機械化收獲技術,提高效率,節約用工,促進糧食作物實現規?;a、集約化經營。
二、推廣做法
(一)建立試驗示范點
今年,市農機中心在平度市蓼蘭鎮和田莊鎮、萊西市姜山鎮、膠州市洋河鎮安排試驗示范點,開展小麥玉米滴灌水肥一體全程機械化生產技術試驗示范。同時,還在平度市、膠州市及萊西市安排了馬鈴薯茬、胡蘿卜茬夏玉米新技術試驗示范。
(二)開展試驗研究
今年市農機中心在平度市蓼蘭鎮青農種子產銷專業合作社開展了玉米寬窄行種植條件下不同玉米品種(登海605、偉科966、迪卡517)、不同密度(每畝4500、5000、5500株)對比試驗,同時開展了水肥菌一體化滴灌栽培新模式下玉米高產攻關。
(三)組織示范觀摩
6-10月份,青島市各級農業部門先后舉辦玉米新品種新技術考察觀摩會,組織現場觀摩玉米新技術試驗示范田。
(四)加強宣傳引導
通過微信服務群、廣播、電視和報紙等多種媒體,多形式,多渠道,廣泛宣傳引導應用小麥玉米滴灌水肥一體全程機械化生產技術。
三、取得成效
(一)技術應用效果突出
6月22日,省農業農村廳組織省農技推廣總站、省種子管理總站、青島農業大學等5位專家,對位于萊西市姜山鎮怡禾家庭農場的小麥滴灌栽培新模式示范田進行實收測產,畝產達到806.02公斤。
9月30日,青島市農業農村局組織有關專家對位于萊西市姜山鎮春曉家庭農場的玉米滴灌水肥一體全程機械化生產技術試驗示范田實收測產,實測畝產達到817.2公斤。
10月20日,青島市農業農村局組織專家對市農機中心和平度市農業農村局安排在平度市蓼蘭鎮青農種子產銷專業合作社玉米生產基地的玉米滴灌水肥一體全程機械化生產示范田進行實收測產,實測畝產1021.25公斤。這也是青島市今年玉米實收測產高記錄。
(二)試驗示范*
通過試驗研究及高產攻關取得有關數據,為進一步優化技術規程提供科技了支撐。同時,通過多點示范,組織現場觀摩會,并加大宣傳力度,充分發揮了示范作用。
下一步,中心將繼續加大新技術試驗示范推廣力度,開展滴灌栽培新模式下優質專用小麥新品種試驗展示及高產示范,對小麥-玉米滴灌水肥一體全程機械化生產技術進行優化完善,為我市糧食適度規模生產提供有力技術支撐。
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