審定編號：國審稻20206067

      品種名稱：川種優3607

      申請者：中國種子集團有限公司(si)

      育種者：中(zhong)國種子集團有限(xian)公(gong)司(si)、四川川種種業(ye)有限(xian)責任公(gong)司(si)

      品種來源：川種3A×中種R1607

      特征特性：秈型三系雜交水稻品種。在長江上游作一季中稻種植，全生育期152.7天(tian)，比對照F優498晚(wan)熟3.1天(tian)。株高(gao)110.3厘(li)(li)米(mi)(mi)，穗(sui)(sui)(sui)長(chang)26.2厘(li)(li)米(mi)(mi)，每畝有效(xiao)(xiao)穗(sui)(sui)(sui)數15.1萬穗(sui)(sui)(sui)，每穗(sui)(sui)(sui)總粒(li)數206.6粒(li)，結(jie)實率86.6%，千(qian)粒(li)重(zhong)25.6克(ke)。抗性：稻(dao)瘟(wen)(wen)病(bing)綜合(he)指數兩年分別為3.9、3.6，穗(sui)(sui)(sui)頸(jing)瘟(wen)(wen)損失(shi)(shi)率最(zui)高(gao)級(ji)(ji)(ji)7級(ji)(ji)(ji)，褐飛(fei)虱9級(ji)(ji)(ji)，感(gan)稻(dao)瘟(wen)(wen)病(bing)，高(gao)感(gan)褐飛(fei)虱，抽穗(sui)(sui)(sui)期(qi)耐熱性較(jiao)強(qiang)，耐冷中間型(xing)，米(mi)(mi)質(zhi)主要(yao)指標(biao)：整(zheng)精米(mi)(mi)率65.6%，堊白(bai)度(du)1.5%，直鏈(lian)淀(dian)粉(fen)含量15.9%，膠稠度(du)73毫(hao)米(mi)(mi)，堿(jian)消值6.0級(ji)(ji)(ji)，長(chang)寬比3.3，達到農(nong)業行業《食用(yong)稻(dao)品(pin)(pin)種品(pin)(pin)質(zhi)》標(biao)準(zhun)二(er)級(ji)(ji)(ji)。在長(chang)江(jiang)中下游作(zuo)一(yi)季中稻(dao)種植，全生育期(qi)130.2天(tian)，比對照豐兩優四號(hao)晚(wan)熟0.4天(tian)。株高(gao)119.9厘(li)(li)米(mi)(mi)，穗(sui)(sui)(sui)長(chang)25.9厘(li)(li)米(mi)(mi)，每畝有效(xiao)(xiao)穗(sui)(sui)(sui)數15.9萬穗(sui)(sui)(sui)，每穗(sui)(sui)(sui)總粒(li)數214.4粒(li)，結(jie)實率84.2%，千(qian)粒(li)重(zhong)24.1克(ke)。抗性：稻(dao)瘟(wen)(wen)病(bing)綜合(he)指數兩年分別為4.1、4.5，穗(sui)(sui)(sui)頸(jing)瘟(wen)(wen)損失(shi)(shi)率最(zui)高(gao)級(ji)(ji)(ji)7級(ji)(ji)(ji)，白(bai)葉(xie)枯病(bing)7級(ji)(ji)(ji)，褐飛(fei)虱9級(ji)(ji)(ji)，感(gan)稻(dao)瘟(wen)(wen)病(bing)，感(gan)白(bai)葉(xie)枯病(bing)，高(gao)感(gan)褐飛(fei)虱，抽穗(sui)(sui)(sui)期(qi)耐熱性較(jiao)強(qiang)，米(mi)(mi)質(zhi)主要(yao)指標(biao)：整(zheng)精米(mi)(mi)率67.0%，堊白(bai)度(du)1.6%，直鏈(lian)淀(dian)粉(fen)含量16.5%，膠稠度(du)64毫(hao)米(mi)(mi)，堿(jian)消值5級(ji)(ji)(ji)，長(chang)寬比3.3，達到農(nong)業行業《食用(yong)稻(dao)品(pin)(pin)種品(pin)(pin)質(zhi)》標(biao)準(zhun)三級(ji)(ji)(ji)。

      產量表現：2018年參加長江上游中秈遲熟組區域試驗，平均畝產646.03千克(ke)(ke)，比(bi)對(dui)(dui)照(zhao)(zhao)F優(you)498增(zeng)產(chan)4.77%；2019年(nian)(nian)(nian)續試，平(ping)(ping)(ping)均(jun)(jun)畝產(chan)652.98千克(ke)(ke)，比(bi)對(dui)(dui)照(zhao)(zhao)F優(you)498增(zeng)產(chan)3.69%；兩年(nian)(nian)(nian)區域試驗(yan)平(ping)(ping)(ping)均(jun)(jun)畝產(chan)649.50千克(ke)(ke)，比(bi)對(dui)(dui)照(zhao)(zhao)F優(you)498增(zeng)產(chan)4.23%；2019年(nian)(nian)(nian)生(sheng)產(chan)試驗(yan)，平(ping)(ping)(ping)均(jun)(jun)畝產(chan)669.46千克(ke)(ke)，比(bi)對(dui)(dui)照(zhao)(zhao)F優(you)498增(zeng)產(chan)5.70%。2018年(nian)(nian)(nian)參(can)加長(chang)江中(zhong)下游(you)中(zhong)秈遲熟組區域試驗(yan)，平(ping)(ping)(ping)均(jun)(jun)畝產(chan)650.91千克(ke)(ke)，比(bi)對(dui)(dui)照(zhao)(zhao)豐兩優(you)四號增(zeng)產(chan)6.42%；2019年(nian)(nian)(nian)續試，平(ping)(ping)(ping)均(jun)(jun)畝產(chan)634.99千克(ke)(ke)，比(bi)對(dui)(dui)照(zhao)(zhao)豐兩優(you)四號增(zeng)產(chan)5.84%；兩年(nian)(nian)(nian)區域試驗(yan)平(ping)(ping)(ping)均(jun)(jun)畝產(chan)642.95千克(ke)(ke)，比(bi)對(dui)(dui)照(zhao)(zhao)豐兩優(you)四號增(zeng)產(chan)6.13%；2019年(nian)(nian)(nian)生(sheng)產(chan)試驗(yan)，平(ping)(ping)(ping)均(jun)(jun)畝產(chan)668.00千克(ke)(ke)，比(bi)對(dui)(dui)照(zhao)(zhao)豐兩優(you)四號增(zeng)產(chan)7.23%。

      栽培技術要點：在長江上游作中稻種植：1.適(shi)(shi)時(shi)播種(zhong)、培育壯(zhuang)(zhuang)秧(yang)(yang)(yang)，每畝(mu)大田(tian)(tian)(tian)用(yong)量1－1.5千(qian)克,秧(yang)(yang)(yang)齡控制在25－30天左(zuo)右有(you)利(li)(li)于高(gao)(gao)產(chan)。秧(yang)(yang)(yang)田(tian)(tian)(tian)要施(shi)(shi)好(hao)基肥(fei)(fei)(fei)(fei)、斷(duan)奶(nai)肥(fei)(fei)(fei)(fei)、壯(zhuang)(zhuang)苗(miao)肥(fei)(fei)(fei)(fei)和送(song)嫁肥(fei)(fei)(fei)(fei)；秧(yang)(yang)(yang)苗(miao)田(tian)(tian)(tian)灌(guan)溉技術把握前(qian)(qian)期(qi)(qi)濕潤(run)、中后(hou)期(qi)(qi)淺(qian)水(shui)(shui)勤灌(guan)有(you)利(li)(li)于培育多(duo)蘗(bo)壯(zhuang)(zhuang)秧(yang)(yang)(yang)。2.合(he)理密(mi)植、插(cha)(cha)足基本苗(miao)：該組(zu)合(he)分(fen)蘗(bo)力一(yi)般(ban)(ban)，大田(tian)(tian)(tian)株行(xing)距以(yi)26.7厘米×20厘米為(wei)(wei)宜，畝(mu)1.2－1.5萬(wan)叢(cong)(cong)，畝(mu)有(you)效穗(sui)(sui)達(da)15－18萬(wan)，能(neng)奪取高(gao)(gao)產(chan)。3.采(cai)(cai)用(yong)前(qian)(qian)促(cu)、攻中、保尾的(de)(de)(de)施(shi)(shi)肥(fei)(fei)(fei)(fei)策(ce)略(lve)(lve)：該組(zu)合(he)根系發達(da)、功(gong)能(neng)葉(xie)壽命(ming)長，葉(xie)片受光姿(zi)勢(shi)好(hao)，耐(nai)肥(fei)(fei)(fei)(fei)性強，具(ju)有(you)高(gao)(gao)肥(fei)(fei)(fei)(fei)高(gao)(gao)產(chan)的(de)(de)(de)特點(dian)。栽培上要充分(fen)利(li)(li)用(yong)其根系和功(gong)能(neng)葉(xie)優勢(shi)，采(cai)(cai)用(yong)前(qian)(qian)促(cu)、攻中、保尾的(de)(de)(de)施(shi)(shi)肥(fei)(fei)(fei)(fei)策(ce)略(lve)(lve)。施(shi)(shi)足基肥(fei)(fei)(fei)(fei)，早(zao)施(shi)(shi)追(zhui)肥(fei)(fei)(fei)(fei)，施(shi)(shi)用(yong)接(jie)力肥(fei)(fei)(fei)(fei)，注(zhu)(zhu)重中期(qi)(qi)施(shi)(shi)用(yong)氮(dan)鉀作(zuo)(zuo)穗(sui)(sui)肥(fei)(fei)(fei)(fei)，抽(chou)穗(sui)(sui)期(qi)(qi)補(bu)施(shi)(shi)氮(dan)肥(fei)(fei)(fei)(fei)。4.科(ke)學管(guan)(guan)水(shui)(shui)、適(shi)(shi)時(shi)擱(ge)(ge)田(tian)(tian)(tian)：水(shui)(shui)漿管(guan)(guan)理上, 做到(dao)淺(qian)水(shui)(shui)栽秧(yang)(yang)(yang),寸(cun)水(shui)(shui)活棵, 薄(bo)(bo)水(shui)(shui)分(fen)蘗(bo), 夠(gou)苗(miao)及時(shi)排(pai)水(shui)(shui)輕擱(ge)(ge)田(tian)(tian)(tian), 干濕交替, 孕穗(sui)(sui)揚(yang)(yang)花階(jie)段保持淺(qian)水(shui)(shui)層, 成熟(shu)前(qian)(qian)7－10 d斷(duan)水(shui)(shui)。5.注(zhu)(zhu)意綜(zong)合(he)防(fang)治病(bing)(bing)(bing)蟲(chong)害：采(cai)(cai)用(yong)以(yi)防(fang)為(wei)(wei)主、及時(shi)防(fang)治稻(dao)瘟(wen)病(bing)(bing)(bing)、稻(dao)飛虱、螟蟲(chong)等病(bing)(bing)(bing)蟲(chong)草害。尤(you)其注(zhu)(zhu)意防(fang)治稻(dao)瘟(wen)病(bing)(bing)(bing)。在長江中下游作(zuo)(zuo)中稻(dao)種(zhong)植：1.適(shi)(shi)時(shi)播種(zhong)、培育壯(zhuang)(zhuang)秧(yang)(yang)(yang)，5月10日左(zuo)右播種(zhong)，每畝(mu)大田(tian)(tian)(tian)用(yong)量1－1.5千(qian)克,秧(yang)(yang)(yang)齡控制在25－30天左(zuo)右有(you)利(li)(li)于高(gao)(gao)產(chan)。秧(yang)(yang)(yang)田(tian)(tian)(tian)要施(shi)(shi)好(hao)基肥(fei)(fei)(fei)(fei)、斷(duan)奶(nai)肥(fei)(fei)(fei)(fei)、壯(zhuang)(zhuang)苗(miao)肥(fei)(fei)(fei)(fei)和送(song)嫁肥(fei)(fei)(fei)(fei)；秧(yang)(yang)(yang)苗(miao)田(tian)(tian)(tian)灌(guan)溉技術把握前(qian)(qian)期(qi)(qi)濕潤(run)、中后(hou)期(qi)(qi)淺(qian)水(shui)(shui)勤灌(guan)有(you)利(li)(li)于培育多(duo)蘗(bo)壯(zhuang)(zhuang)秧(yang)(yang)(yang)。2.合(he)理密(mi)植、插(cha)(cha)足基本苗(miao)：該組(zu)合(he)分(fen)蘗(bo)力一(yi)般(ban)(ban)，大田(tian)(tian)(tian)株行(xing)距以(yi)16.7×20厘米，叢(cong)(cong)插(cha)(cha)2棵3叉秧(yang)(yang)(yang)，畝(mu)2萬(wan)叢(cong)(cong)。3.采(cai)(cai)用(yong)前(qian)(qian)促(cu)、攻中、保尾的(de)(de)(de)施(shi)(shi)肥(fei)(fei)(fei)(fei)策(ce)略(lve)(lve)：施(shi)(shi)足基肥(fei)(fei)(fei)(fei)，早(zao)施(shi)(shi)追(zhui)肥(fei)(fei)(fei)(fei)，施(shi)(shi)用(yong)接(jie)力肥(fei)(fei)(fei)(fei)，注(zhu)(zhu)重中期(qi)(qi)施(shi)(shi)用(yong)氮(dan)鉀作(zuo)(zuo)穗(sui)(sui)肥(fei)(fei)(fei)(fei)，抽(chou)穗(sui)(sui)期(qi)(qi)補(bu)施(shi)(shi)氮(dan)肥(fei)(fei)(fei)(fei)。4.科(ke)學管(guan)(guan)水(shui)(shui)、適(shi)(shi)時(shi)擱(ge)(ge)田(tian)(tian)(tian)：水(shui)(shui)漿管(guan)(guan)理上, 做到(dao)淺(qian)水(shui)(shui)栽秧(yang)(yang)(yang),寸(cun)水(shui)(shui)活棵, 薄(bo)(bo)水(shui)(shui)分(fen)蘗(bo), 夠(gou)苗(miao)及時(shi)排(pai)水(shui)(shui)輕擱(ge)(ge)田(tian)(tian)(tian), 干濕交替, 孕穗(sui)(sui)揚(yang)(yang)花階(jie)段保持淺(qian)水(shui)(shui)層, 成熟(shu)前(qian)(qian)7－10天斷(duan)水(shui)(shui)。6.注(zhu)(zhu)意綜(zong)合(he)防(fang)治病(bing)(bing)(bing)蟲(chong)害：采(cai)(cai)用(yong)以(yi)防(fang)為(wei)(wei)主、綜(zong)合(he)防(fang)治的(de)(de)(de)病(bing)(bing)(bing)蟲(chong)草害防(fang)治策(ce)略(lve)(lve)，注(zhu)(zhu)意及時(shi)防(fang)治稻(dao)瘟(wen)病(bing)(bing)(bing)、白葉(xie)枯病(bing)(bing)(bing)、螟蟲(chong)、褐飛虱等病(bing)(bing)(bing)蟲(chong)害。尤(you)其重點(dian)抓好(hao)稻(dao)瘟(wen)病(bing)(bing)(bing)的(de)(de)(de)防(fang)治。

      審定意見：該品種符合國家稻品種審定標準，通過審定。適宜在四川省平壩丘陵稻區、貴州省（武陵山區除外）、云南省的中低海拔秈稻區、重慶市（武陵山區除外）海拔800米以(yi)下地區(qu)(qu)、陜(shan)西省(sheng)南(nan)部稻(dao)(dao)區(qu)(qu)的稻(dao)(dao)瘟(wen)(wen)(wen)病輕(qing)發(fa)(fa)區(qu)(qu)作一季中稻(dao)(dao)種(zhong)植(zhi)(zhi)。稻(dao)(dao)瘟(wen)(wen)(wen)病重(zhong)發(fa)(fa)區(qu)(qu)不宜(yi)種(zhong)植(zhi)(zhi)。適宜(yi)在湖(hu)北省(sheng)（武陵山區(qu)(qu)除外）、湖(hu)南(nan)省(sheng)（武陵山區(qu)(qu)除外）、江(jiang)西省(sheng)、安徽省(sheng)、江(jiang)蘇省(sheng)的長(chang)江(jiang)流域稻(dao)(dao)區(qu)(qu)以(yi)及浙(zhe)江(jiang)省(sheng)中稻(dao)(dao)區(qu)(qu)、福建(jian)省(sheng)北部稻(dao)(dao)區(qu)(qu)、河南(nan)省(sheng)南(nan)部稻(dao)(dao)區(qu)(qu)的稻(dao)(dao)瘟(wen)(wen)(wen)病輕(qing)發(fa)(fa)區(qu)(qu)作一季中稻(dao)(dao)種(zhong)植(zhi)(zhi)，稻(dao)(dao)瘟(wen)(wen)(wen)病重(zhong)發(fa)(fa)區(qu)(qu)不宜(yi)種(zhong)植(zhi)(zhi)。