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四川中江探索丘陵山區(qū)玉米全程機(jī)械化模式
2021-07-12
09:50:20
來源:農(nóng)業(yè)農(nóng)村部農(nóng)業(yè)機(jī)械化管理司 閱讀量:19729
評論
【農(nóng)機(jī)網(wǎng) 科技創(chuàng)新】 面對丘陵山區(qū)玉米機(jī)械化生產(chǎn)難題,四川省中江縣以良地、良種、良法和良機(jī)融合為引領(lǐng),推進(jìn)科研單位和推廣部門優(yōu)勢互補(bǔ),多方開展試驗(yàn)示范,探索形成了適宜丘陵山區(qū)的玉米全程機(jī)械化生產(chǎn)模式,目前該模式已累計(jì)推廣應(yīng)用5.24萬畝。
探索新模式增產(chǎn)又節(jié)本
中江縣農(nóng)業(yè)農(nóng)村局聯(lián)合四川農(nóng)業(yè)大學(xué)、省農(nóng)科院等科研單位,從選種、種植模式、機(jī)具配套改進(jìn)等方面入手,連續(xù)幾年開展適宜丘陵山區(qū)玉米全程機(jī)械化關(guān)鍵技術(shù)研究及集成示范。在播種環(huán)節(jié)經(jīng)歷了普通
播種機(jī)、精量播種機(jī)、水肥一體化精量播種機(jī)、旋耕播種機(jī)的更迭;在收獲環(huán)節(jié)嘗試了不同品牌、多種樣式的機(jī)型,最終確定性價比高的
收割機(jī)+玉米專用割臺的組合,初步探索形成了玉米全程機(jī)械化生產(chǎn)模式。經(jīng)專家現(xiàn)場測產(chǎn),示范片玉米多年平均畝產(chǎn)599.1公斤,與傳統(tǒng)生產(chǎn)方式相比,畝增產(chǎn)88.8 kg,增幅13.5%,畝增產(chǎn)值239.8元;每畝節(jié)約勞動力 5人,節(jié)約成本300元,累計(jì)節(jié)本增收539.8元,社會經(jīng)濟(jì)效益顯著,受到廣大種植戶的歡迎。
全面創(chuàng)新優(yōu)化有成效
與當(dāng)?shù)貍鹘y(tǒng)生產(chǎn)模式相比,中江縣從地、種、農(nóng)藝和機(jī)具等多方面創(chuàng)新優(yōu)化,集成了較好成效的全程機(jī)械化模式。一是以地適機(jī),開展丘陵山區(qū)宜機(jī)化改造,全縣完成25萬畝改造面積。二是以種適機(jī),明確了密植高產(chǎn)宜機(jī)收品種特性,建立了評價標(biāo)準(zhǔn),鑒選出正紅505等7個適機(jī)玉米品種。三是以藝適機(jī),統(tǒng)一行距配置,優(yōu)化生產(chǎn)模式,改傳統(tǒng)無序多熟種植為凈作宜機(jī)種植模式。四是優(yōu)化機(jī)具配置,針對丘陵山區(qū)地塊小等特點(diǎn),以3行
玉米播種機(jī)搭配3行玉米收獲機(jī),并以3行為基本單元優(yōu)化其他機(jī)具配置。
科研推廣協(xié)同是關(guān)鍵
探索新模式離不開科研和推廣部門的緊密融合和協(xié)同配合,一方面高校科研單位依托研究課題建立示范片,發(fā)揮其技術(shù)和信息優(yōu)勢;另一方面縣級農(nóng)機(jī)推廣部門深入基層開展新農(nóng)機(jī)技術(shù)試驗(yàn)、示范和推廣,發(fā)揮經(jīng)驗(yàn)、地利優(yōu)勢,二者目標(biāo)一致,形成合力,踐行“產(chǎn)-學(xué)-研”一條龍技術(shù)服務(wù)。中江縣玉米全程機(jī)械化模式探索為丘陵山區(qū)機(jī)械化發(fā)展積累了寶貴經(jīng)驗(yàn):一是集成配套是方向,只有良種、良法、良地、良機(jī)、良制相互配套,形成統(tǒng)一體,推進(jìn)各個環(huán)節(jié)機(jī)械化,才能合力化解丘陵山區(qū)玉米生產(chǎn)制約因素;二是協(xié)同推廣是手段,只有科研、推廣兩個體系緊密結(jié)合,才能推動全程機(jī)械化技術(shù)集成創(chuàng)新、普及應(yīng)用;三是試驗(yàn)驗(yàn)證是前提,新技術(shù)、新裝備、新成果只有在農(nóng)機(jī)化生產(chǎn)第一線進(jìn)行試驗(yàn)驗(yàn)證、改進(jìn)熟化,才能證明先進(jìn)性、適用性和安全性,從而被農(nóng)民認(rèn)可和接受。
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