品種(zhong)名稱：金武(wu)軟(ruan)玉

      申 請 者：靖江(jiang)市靖豐種業有限公司、江(jiang)蘇（武(wu)進）水稻研究(jiu)

      育 種 者(zhe)：常(chang)州(zhou)市金壇(tan)種子有(you)限(xian)公(gong)司、靖(jing)江市靖(jing)豐種業有(you)限(xian)公(gong)司、江蘇（武(wu)進(jin)）水稻研究所

      ;品(pin)種來源：軟3/2431，參試名稱“靖豐6429”

      特(te)征(zheng)特(te)性：早(zao)熟晚粳稻(dao)品種(zhong)(zhong)。葉片中(zhong)(zhong)綠，葉姿較(jiao)挺，分蘗(bo)力中(zhong)(zhong)等，株(zhu)型(xing)較(jiao)緊(jin)湊，群體(ti)整齊度好，成熟期轉(zhuan)色好，抗倒性強。聯合體(ti)區(qu)試平均結(jie)果：全(quan)生育(yu)期153.5天，比對照武運粳23短3.3天。株(zhu)高(gao)96.7厘米，每(mei)畝有效穗(sui)(sui)21.4萬，每(mei)穗(sui)(sui)總粒數(shu)140.6粒，結(jie)實(shi)率(lv)92.3%，千粒重26.2克(ke)。經江蘇省農(nong)(nong)業(ye)科學院植保(bao)所(suo)鑒定：穗(sui)(sui)頸瘟損失率(lv)3級，稻(dao)瘟病綜合抗性指數(shu)4.5，中(zhong)(zhong)感稻(dao)瘟病、白(bai)葉枯(ku)(ku)病，高(gao)感紋枯(ku)(ku)病，抗條紋葉枯(ku)(ku)病。米質(zhi)理(li)化指標根據農(nong)(nong)業(ye)農(nong)(nong)村部食(shi)品質(zhi)量監督檢驗測試中(zhong)(zhong)心（武漢(han)）2019年(nian)檢測：整精米率(lv)75.7%，堊白(bai)粒率(lv)11%，堊白(bai)度5.3%，膠稠度90毫(hao)米，直鏈淀粉含量11.9%，長寬比1.6，屬半糯(nuo)型(xing)粳稻(dao)品種(zhong)(zhong)。

      產(chan)(chan)量(liang)表現：2018~2019年參加江蘇省早熟晚粳武進(jin)所科企(qi)聯合體(ti)試(shi)驗，兩年平均(jun)畝(mu)產(chan)(chan)728.8公(gong)斤，比對照武運(yun)粳23增(zeng)產(chan)(chan)1.0%。2020年參加生產(chan)(chan)試(shi)驗，平均(jun)畝(mu)產(chan)(chan)687.9公(gong)斤，比對照武運(yun)粳23增(zeng)產(chan)(chan)3.1%。

      栽(zai)(zai)培(pei)技術要點：1、適(shi)期(qi)播(bo)(bo)種(zhong)(zhong)，培(pei)育壯秧(yang)(yang)。一般5月中(zhong)(zhong)下(xia)旬播(bo)(bo)種(zhong)(zhong)，濕潤育秧(yang)(yang)每畝播(bo)(bo)量20~25公(gong)(gong)斤，旱(han)育秧(yang)(yang)每畝播(bo)(bo)量35~40公(gong)(gong)斤，塑盤育秧(yang)(yang)每盤120~130克(ke)，大田(tian)(tian)(tian)用種(zhong)(zhong)量每畝3~4公(gong)(gong)斤。2、適(shi)時移(yi)栽(zai)(zai)，合理密植(zhi)。一般6月中(zhong)(zhong)下(xia)旬移(yi)栽(zai)(zai)，秧(yang)(yang)齡(ling)(ling)控制在30~35天，每畝栽(zai)(zai)插2萬(wan)(wan)(wan)(wan)穴，基(ji)(ji)本苗6萬(wan)(wan)(wan)(wan)~8萬(wan)(wan)(wan)(wan)；機插秧(yang)(yang)秧(yang)(yang)齡(ling)(ling)18~20天，每畝栽(zai)(zai)插1.8萬(wan)(wan)(wan)(wan)穴，基(ji)(ji)本苗6萬(wan)(wan)(wan)(wan)~8萬(wan)(wan)(wan)(wan)。3、科學肥(fei)(fei)水(shui)管(guan)理。一般畝施(shi)純氮(dan)18~20公(gong)(gong)斤，氮(dan)、磷、鉀搭配使用，比例為2:1:1。肥(fei)(fei)料運籌掌(zhang)(zhang)握(wo)(wo)前重、中(zhong)(zhong)穩、后(hou)補的施(shi)肥(fei)(fei)原(yuan)則，基(ji)(ji)蘗肥(fei)(fei)與穗肥(fei)(fei)比例以6:4左右(you)為宜(yi)，早施(shi)分蘗肥(fei)(fei)，拔節期(qi)穩施(shi)氮(dan)肥(fei)(fei)，后(hou)期(qi)重施(shi)保花肥(fei)(fei)。水(shui)漿管(guan)理上掌(zhang)(zhang)握(wo)(wo)淺水(shui)栽(zai)(zai)插，寸水(shui)活棵，薄水(shui)分蘗，適(shi)當(dang)露田(tian)(tian)(tian)。當(dang)畝總莖蘗數(shu)達20萬(wan)(wan)(wan)(wan)時分次適(shi)度擱田(tian)(tian)(tian)，后(hou)期(qi)間隙灌(guan)溉，干干濕濕強稈壯根，收割前一周(zhou)斷水(shui)。4、綜(zong)合防治(zhi)病(bing)(bing)蟲害。播(bo)(bo)前用藥劑浸(jin)種(zhong)(zhong)防治(zhi)惡苗病(bing)(bing)和(he)干尖(jian)線蟲病(bing)(bing)等種(zhong)(zhong)傳病(bing)(bing)蟲害，秧(yang)(yang)田(tian)(tian)(tian)期(qi)和(he)大田(tian)(tian)(tian)前期(qi)注意灰飛虱、稻薊馬的防治(zhi)，中(zhong)(zhong)后(hou)期(qi)要綜(zong)合防治(zhi)紋枯病(bing)(bing)、螟蟲、稻飛虱、稻瘟病(bing)(bing)等。

      審定(ding)意見：通(tong)過審定(ding)，適宜在(zai)江(jiang)蘇(su)省沿江(jiang)及蘇(su)南地(di)區種(zhong)植。