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浙江早稻品種結(jié)構(gòu)進(jìn)一步優(yōu)化

2020-08-11 08:54:56 來源:浙江農(nóng)業(yè)農(nóng)村廳 閱讀量:14652 評論

  【農(nóng)機(jī)網(wǎng) 科技創(chuàng)新】 今年浙江省早稻收割已近尾聲。從各地統(tǒng)計(jì)結(jié)果看,今年浙江省早稻品種結(jié)構(gòu)進(jìn)一步優(yōu)化,今年“中早39”“甬秈15”“中嘉早17”和“中組143”等4個(gè)主導(dǎo)品種種植面積合計(jì)120.9萬畝,約占全省早稻面積的78.8%;“甬秈15”“甬秈409”“舜達(dá)135”“舜達(dá)95”“中組18”等5個(gè)早熟品種面積合計(jì)34.9萬畝,約占全省早稻面積的22.7%,比上年增加8.3%。
 
  近年來,針對早稻生產(chǎn)和市場需求,我省采取了多項(xiàng)舉措,大力推進(jìn)早稻品種結(jié)構(gòu)優(yōu)化。
 
  一是調(diào)整審定標(biāo)準(zhǔn)。根據(jù)水稻連作茬口矛盾突出、早熟品種相對缺乏的狀況,從2017年起我省對水稻審定標(biāo)準(zhǔn)進(jìn)行調(diào)整,適當(dāng)降低早熟品種的產(chǎn)量要求,顯著加快了熟期早、適應(yīng)性廣、抗稻瘟病、白葉枯病強(qiáng)的早稻品種的選育。2017年至2020年先后審定了10個(gè)早熟品種,占這4年審定早稻品種71.4%,其中抗稻瘟病品種5個(gè)、高產(chǎn)型品種4個(gè)。今年在全省早稻新品種現(xiàn)場觀摩會(huì)上參展的17個(gè)早稻新品種,均由我省科研育種單位或種子企業(yè)自主選育,涵蓋了當(dāng)前我省審定或者國家審定適宜浙江種植的早稻新品種以及具有較好推廣前景的主導(dǎo)品種等。
 
  二是深入組織展示示范。通過省市縣三級聯(lián)動(dòng),先后組織寧波、溫州、紹興、金華、衢州等早稻主產(chǎn)縣開展早稻新品種展示示范,對熟期早、抗病性強(qiáng)、適應(yīng)性廣的新審定的品種以及早稻主導(dǎo)品種等進(jìn)行展示示范,進(jìn)一步細(xì)化品種的適宜種植區(qū)域,為各地篩選發(fā)布推薦早稻主導(dǎo)品種提供依據(jù)。
 
  三是強(qiáng)化良種良法配套。在展示示范過程中,各地對參展品種進(jìn)行直播、機(jī)插、移栽、播期和肥料等配套技術(shù)研究,摸索相關(guān)栽培技術(shù)措施,為農(nóng)戶提供良種良法配套服務(wù)。
 
  四是組織開展培訓(xùn)。在早稻播種前以及重要生產(chǎn)階段均組織開展培訓(xùn)班,邀請技術(shù)專家、育種單位和種子企業(yè)進(jìn)行技術(shù)培訓(xùn),詳細(xì)了解品種的特征特性和栽培技術(shù)要點(diǎn),提高技術(shù)到位率。
 
  五是適時(shí)舉辦觀摩會(huì)。省市縣三級種子管理機(jī)構(gòu)以及科研育種單位和種子企業(yè)在早稻品種成熟階段,積極組織舉辦多種形式的新品種觀摩會(huì),讓大戶直觀了解早稻新品種的長勢長相以及優(yōu)缺點(diǎn),增強(qiáng)選擇品種的感性認(rèn)識。
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