品種名稱：協禾優822

      申請者：安徽荃(quan)銀高科種業(ye)股份有限公司

      育種者：安(an)徽荃(quan)銀高(gao)科種業股份(fen)有(you)限公司、廣東省農業科學(xue)院(yuan)水稻研究所

      品種來源：協禾A×YR0822

      特征特性：秈型三(san)系雜交水稻品(pin)種(zhong)。在(zai)長(chang)(chang)(chang)江中(zhong)(zhong)下(xia)游(you)作(zuo)麥(mai)茬秈稻種(zhong)植，全生(sheng)育期122.1天(tian)，比(bi)對(dui)(dui)照五優(you)308早熟2.6天(tian)。株高(gao)(gao)113.8厘(li)米(mi)(mi)，穗(sui)(sui)長(chang)(chang)(chang)25.9厘(li)米(mi)(mi)，每畝有效穗(sui)(sui)數(shu)(shu)(shu)19.0萬(wan)穗(sui)(sui)，每穗(sui)(sui)總粒(li)數(shu)(shu)(shu)178.5粒(li)，結實(shi)率79.2%，千粒(li)重23.8克(ke)。抗(kang)性(xing)：稻瘟(wen)(wen)(wen)病(bing)(bing)(bing)綜合指數(shu)(shu)(shu)兩年分別(bie)為3.0、3.8，穗(sui)(sui)頸(jing)瘟(wen)(wen)(wen)損失(shi)率最高(gao)(gao)級(ji)5級(ji)，白(bai)葉(xie)枯(ku)病(bing)(bing)(bing)7級(ji)，褐飛(fei)虱(shi)9級(ji)，中(zhong)(zhong)感(gan)(gan)(gan)稻瘟(wen)(wen)(wen)病(bing)(bing)(bing)，感(gan)(gan)(gan)白(bai)葉(xie)枯(ku)病(bing)(bing)(bing)，高(gao)(gao)感(gan)(gan)(gan)褐飛(fei)虱(shi)。米(mi)(mi)質(zhi)主要指標(biao)：糙米(mi)(mi)率81.1%，整(zheng)精米(mi)(mi)率58.0%，粒(li)長(chang)(chang)(chang)7.5毫(hao)米(mi)(mi)，長(chang)(chang)(chang)寬(kuan)(kuan)比(bi)4.1，堊白(bai)度(du)(du)0.3%，透(tou)(tou)明(ming)度(du)(du)1級(ji)，堿(jian)消值7.0級(ji)，膠稠度(du)(du)76毫(hao)米(mi)(mi)，直鏈淀粉(fen)含(han)量16.6%，達(da)(da)到農業(ye)(ye)(ye)行(xing)業(ye)(ye)(ye)《食用(yong)稻品(pin)種(zhong)品(pin)質(zhi)》（NY/T593）標(biao)準一級(ji)。在(zai)長(chang)(chang)(chang)江中(zhong)(zhong)下(xia)游(you)作(zuo)雙季晚(wan)稻種(zhong)植，全生(sheng)育期115.2天(tian)，比(bi)對(dui)(dui)照五優(you)308早熟0.6天(tian)。株高(gao)(gao)109.5厘(li)米(mi)(mi)，穗(sui)(sui)長(chang)(chang)(chang)24.7厘(li)米(mi)(mi)，每畝有效穗(sui)(sui)數(shu)(shu)(shu)19.3萬(wan)穗(sui)(sui)，每穗(sui)(sui)總粒(li)數(shu)(shu)(shu)164.6粒(li)，結實(shi)率84.4%，千粒(li)重24.1克(ke)。抗(kang)性(xing)：稻瘟(wen)(wen)(wen)病(bing)(bing)(bing)綜合指數(shu)(shu)(shu)兩年分別(bie)為3.6、3.6，穗(sui)(sui)頸(jing)瘟(wen)(wen)(wen)損失(shi)率最高(gao)(gao)級(ji)5級(ji)，白(bai)葉(xie)枯(ku)病(bing)(bing)(bing)7級(ji)，褐飛(fei)虱(shi)9級(ji)，耐冷(leng)性(xing)5級(ji)，中(zhong)(zhong)感(gan)(gan)(gan)稻瘟(wen)(wen)(wen)病(bing)(bing)(bing)，感(gan)(gan)(gan)白(bai)葉(xie)枯(ku)病(bing)(bing)(bing)，高(gao)(gao)感(gan)(gan)(gan)褐飛(fei)虱(shi)，耐冷(leng)性(xing)一般。米(mi)(mi)質(zhi)主要指標(biao)：糙米(mi)(mi)率79.9%，整(zheng)精米(mi)(mi)率52.3%，粒(li)長(chang)(chang)(chang)7.6毫(hao)米(mi)(mi)，長(chang)(chang)(chang)寬(kuan)(kuan)比(bi)4.2，堊白(bai)度(du)(du)0.2%，透(tou)(tou)明(ming)度(du)(du)1級(ji)，堿(jian)消值7.0級(ji)，膠稠度(du)(du)73毫(hao)米(mi)(mi)，直鏈淀粉(fen)含(han)量18.0%，達(da)(da)到農業(ye)(ye)(ye)行(xing)業(ye)(ye)(ye)《食用(yong)稻品(pin)種(zhong)品(pin)質(zhi)》（NY/T593—2021）標(biao)準二級(ji)。

      產量表現：2021年(nian)(nian)(nian)(nian)參加(jia)長(chang)江中(zhong)下(xia)游(you)麥茬(cha)秈(xian)(xian)稻組(zu)區(qu)域(yu)試(shi)(shi)驗，平(ping)(ping)均(jun)畝(mu)(mu)(mu)產(chan)(chan)612.4千(qian)(qian)克(ke)，比(bi)(bi)對(dui)(dui)照增(zeng)產(chan)(chan)2.3%；2022年(nian)(nian)(nian)(nian)續試(shi)(shi)，平(ping)(ping)均(jun)畝(mu)(mu)(mu)產(chan)(chan)538.6千(qian)(qian)克(ke)，比(bi)(bi)對(dui)(dui)照減(jian)產(chan)(chan)2.5%；兩年(nian)(nian)(nian)(nian)區(qu)域(yu)試(shi)(shi)驗平(ping)(ping)均(jun)畝(mu)(mu)(mu)產(chan)(chan)575.5千(qian)(qian)克(ke)，比(bi)(bi)對(dui)(dui)照增(zeng)產(chan)(chan)0.0%；2022年(nian)(nian)(nian)(nian)生(sheng)產(chan)(chan)試(shi)(shi)驗，平(ping)(ping)均(jun)畝(mu)(mu)(mu)產(chan)(chan)574.8千(qian)(qian)克(ke)，比(bi)(bi)對(dui)(dui)照減(jian)產(chan)(chan)1.4%。2021年(nian)(nian)(nian)(nian)參加(jia)長(chang)江中(zhong)下(xia)游(you)晚秈(xian)(xian)早(zao)熟組(zu)區(qu)域(yu)試(shi)(shi)驗，平(ping)(ping)均(jun)畝(mu)(mu)(mu)產(chan)(chan)577.2千(qian)(qian)克(ke)，比(bi)(bi)對(dui)(dui)照增(zeng)產(chan)(chan)0.5%；2022年(nian)(nian)(nian)(nian)續試(shi)(shi)，平(ping)(ping)均(jun)畝(mu)(mu)(mu)產(chan)(chan)578.3千(qian)(qian)克(ke)，比(bi)(bi)對(dui)(dui)照增(zeng)產(chan)(chan)4.2%；兩年(nian)(nian)(nian)(nian)區(qu)域(yu)試(shi)(shi)驗平(ping)(ping)均(jun)畝(mu)(mu)(mu)產(chan)(chan)577.7千(qian)(qian)克(ke)，比(bi)(bi)對(dui)(dui)照增(zeng)產(chan)(chan)2.3%；2022年(nian)(nian)(nian)(nian)生(sheng)產(chan)(chan)試(shi)(shi)驗，平(ping)(ping)均(jun)畝(mu)(mu)(mu)產(chan)(chan)557.3千(qian)(qian)克(ke)，比(bi)(bi)對(dui)(dui)照增(zeng)產(chan)(chan)4.1%。

      栽培技術要點：在長江中(zhong)(zhong)(zhong)下(xia)(xia)游作麥茬秈稻(dao)種(zhong)(zhong)植(zhi)，一般5月中(zhong)(zhong)(zhong)下(xia)(xia)旬(xun)(xun)—6月上(shang)(shang)旬(xun)(xun)播(bo)種(zhong)(zhong)，秧(yang)田(tian)(tian)(tian)播(bo)種(zhong)(zhong)量(liang)每(mei)畝10—12千(qian)(qian)克(ke)，大(da)田(tian)(tian)(tian)畝用種(zhong)(zhong)量(liang)1.0—2.0千(qian)(qian)克(ke)。水育(yu)秧(yang)移栽(zai)(zai)(zai)(zai)(zai)葉(xie)(xie)齡4.0葉(xie)(xie)左右，秧(yang)齡控制(zhi)(zhi)在30天以(yi)內。栽(zai)(zai)(zai)(zai)(zai)插(cha)株(zhu)(zhu)行距(ju)16.7厘(li)(li)(li)米(mi)×20.0厘(li)(li)(li)米(mi)，每(mei)畝插(cha)足(zu)基本苗8萬以(yi)上(shang)(shang)。科學施(shi)肥，宜(yi)中(zhong)(zhong)(zhong)高肥，氮(dan)磷(lin)鉀配合，強化水漿(jiang)管理(li)(li)。其他田(tian)(tian)(tian)間管理(li)(li)、栽(zai)(zai)(zai)(zai)(zai)培和收獲措(cuo)施(shi)均按該類(lei)型品種(zhong)(zhong)常規方法(fa)實施(shi)。重點(dian)防(fang)治稻(dao)瘟病(bing)(bing)(bing)(bing)、白(bai)葉(xie)(xie)枯病(bing)(bing)(bing)(bing)、稻(dao)曲(qu)病(bing)(bing)(bing)(bing)、稻(dao)飛(fei)虱(shi)(shi)、螟(ming)(ming)蟲病(bing)(bing)(bing)(bing)蟲害。在長江中(zhong)(zhong)(zhong)下(xia)(xia)游作雙季晚稻(dao)種(zhong)(zhong)植(zhi)，一般6月中(zhong)(zhong)(zhong)旬(xun)(xun)—6月下(xia)(xia)旬(xun)(xun)播(bo)種(zhong)(zhong)，秧(yang)田(tian)(tian)(tian)播(bo)種(zhong)(zhong)量(liang)每(mei)畝13.0千(qian)(qian)克(ke)，大(da)田(tian)(tian)(tian)畝用種(zhong)(zhong)量(liang)1.0—1.5千(qian)(qian)克(ke)。水育(yu)秧(yang)移栽(zai)(zai)(zai)(zai)(zai)葉(xie)(xie)齡5.0葉(xie)(xie)左右，秧(yang)齡控制(zhi)(zhi)在30天以(yi)內。栽(zai)(zai)(zai)(zai)(zai)插(cha)株(zhu)(zhu)行距(ju)16.7厘(li)(li)(li)米(mi)×20.0厘(li)(li)(li)米(mi)，每(mei)畝插(cha)足(zu)基本苗8萬以(yi)上(shang)(shang)。科學施(shi)肥，宜(yi)中(zhong)(zhong)(zhong)高肥，氮(dan)磷(lin)鉀配合，強化水漿(jiang)管理(li)(li)。其他田(tian)(tian)(tian)間管理(li)(li)、栽(zai)(zai)(zai)(zai)(zai)培和收獲措(cuo)施(shi)均按該類(lei)型品種(zhong)(zhong)常規方法(fa)實施(shi)。重點(dian)防(fang)治稻(dao)瘟病(bing)(bing)(bing)(bing)、白(bai)葉(xie)(xie)枯病(bing)(bing)(bing)(bing)、稻(dao)曲(qu)病(bing)(bing)(bing)(bing)、稻(dao)飛(fei)虱(shi)(shi)、螟(ming)(ming)蟲等病(bing)(bing)(bing)(bing)蟲害。

      審定意見：該品(pin)種符合國家稻(dao)品(pin)種審定(ding)標準，通過審定(ding)。適宜在(zai)湖(hu)北省(sheng)(sheng)（武陵山區除外）、安徽省(sheng)(sheng)和河南(nan)(nan)省(sheng)(sheng)的(de)秈(xian)稻(dao)區的(de)稻(dao)瘟病輕(qing)發(fa)區作(zuo)麥(mai)茬(cha)秈(xian)稻(dao)種植。適宜在(zai)江西(xi)省(sheng)(sheng)、湖(hu)南(nan)(nan)省(sheng)(sheng)、湖(hu)北省(sheng)(sheng)、安徽省(sheng)(sheng)、浙江省(sheng)(sheng)的(de)雙(shuang)季(ji)稻(dao)區的(de)稻(dao)瘟病輕(qing)發(fa)區作(zuo)晚稻(dao)種植。