該品(pin)種(zhong)株型松散適中，劍葉(xie)中長(chang)，葉(xie)片挺直，莖稈彈性強(qiang)，抗倒性好，分(fen)蘗力較強(qiang)，全(quan)生育(yu)期135.2天(tian)，與豐兩(liang)優四(si)號(hao)(CK)短0.8天(tian)。畝(mu)產(chan)量667.2公(gong)斤，比豐兩(liang)優四(si)號(hao)(CK)增(zeng)產(chan)4.8%。主要(yao)農(nong)藝性狀表(biao)現：每畝(mu)有效穗數16.3萬(wan)，株高128.6厘米，穗長(chang)23.7厘米，結實率(lv)88.6%，千(qian)粒重(zhong)26.1克。栽(zai)培(pei)(pei)技(ji)術(shu)要(yao)點(dian)：1、培(pei)(pei)育(yu)帶蘗壯秧：4月(yue)底或5月(yue)初播種(zhong)，畝(mu)播種(zhong)量15kg，秧齡30天(tian)，大(da)田每畝(mu)用種(zhong)量0.75～1.0Kg。2、合理(li)密(mi)(mi)植(zhi)，插足基(ji)本苗：大(da)田栽(zai)插密(mi)(mi)度6×7或5×8寸，每穴1～2粒種(zhong)子苗，畝(mu)基(ji)本苗6～8萬(wan)。3、肥(fei)料(liao)運(yun)籌：需(xu)肥(fei)水(shui)(shui)(shui)平(ping)中等偏上，科學配(pei)方，施足基(ji)肥(fei)，早施分(fen)蘗肥(fei)，增(zeng)施穗粒肥(fei)。4、水(shui)(shui)(shui)漿管理(li)：淺水(shui)(shui)(shui)栽(zai)秧，適水(shui)(shui)(shui)活(huo)棵，干濕交替(ti)促(cu)分(fen)蘗;及(ji)(ji)時烤田，后(hou)期切忌(ji)斷水(shui)(shui)(shui)過早。5、病(bing)蟲害防治：播種(zhong)前用強(qiang)氯(lv)精浸種(zhong)，以(yi)防惡苗病(bing)。生育(yu)全(quan)程加(jia)強(qiang)病(bing)蟲測(ce)報，及(ji)(ji)時防治稻薊(ji)馬(ma)、螟蟲及(ji)(ji)稻飛(fei)虱、稻曲病(bing)。

Y兩優808是由安(an)(an)徽國豪農(nong)(nong)業科(ke)技有限公司用(yong)自育恢復系(xi)豪恢808和(he)湖(hu)南(nan)(nan)(nan)(nan)雜交水(shui)稻(dao)研究中(zhong)(zhong)(zhong)(zhong)心不育系(xi)Y58S組(zu)配育成的(de)兩系(xi)高(gao)產雜交水(shui)稻(dao)新組(zu)合。安(an)(an)徽省(sheng)、河南(nan)(nan)(nan)(nan)省(sheng)區試試驗中(zhong)(zhong)(zhong)(zhong)。通(tong)(tong)過(guo)安(an)(an)徽、湖(hu)北、湖(hu)南(nan)(nan)(nan)(nan)、江西(xi)、江蘇(su)七(qi)(qi)省(sheng)引種(zhong)(zhong)(zhong)(zhong)(zhong)備案(an)(an)。★矮稈多蘗★超強抗(kang)倒★耐高(gao)低(di)溫★超高(gao)產量審定(ding)編號(hao)：豫審稻(dao)2016007，通(tong)(tong)過(guo)安(an)(an)徽、湖(hu)北、湖(hu)南(nan)(nan)(nan)(nan)、江西(xi)、江蘇(su)七(qi)(qi)省(sheng)引種(zhong)(zhong)(zhong)(zhong)(zhong)備案(an)(an)。品種(zhong)(zhong)(zhong)(zhong)(zhong)來源(yuan)：Y58S×豪恢808特征特性：株高(gao)110厘米，分蘗能力(li)強，有效分蘗在(zai)(zai)18-30個(ge)，高(gao)肥(fei)(fei)水(shui)栽(zai)(zai)種(zhong)(zhong)(zhong)(zhong)(zhong)可達(da)40個(ge)。人(ren)工(gong)栽(zai)(zai)種(zhong)(zhong)(zhong)(zhong)(zhong)、機械栽(zai)(zai)秧、直播(bo)(bo)皆(jie)可，能夠在(zai)(zai)圩(wei)區、湖(hu)區推廣，在(zai)(zai)有效防治好紋枯(ku)病(bing)、稻(dao)飛虱的(de)情況(kuang)下(xia)，基本無倒伏。2016、2017連續兩個(ge)年(nian)度(du)，通(tong)(tong)過(guo)在(zai)(zai)安(an)(an)徽、河南(nan)(nan)(nan)(nan)、湖(hu)北、湖(hu)南(nan)(nan)(nan)(nan)、江西(xi)等(deng)(deng)不同區域種(zhong)(zhong)(zhong)(zhong)(zhong)植(zhi)(zhi)，表現(xian)出良好的(de)耐高(gao)低(di)溫能力(li)，結實率達(da)85%以上(shang)。在(zai)(zai)中(zhong)(zhong)(zhong)(zhong)高(gao)等(deng)(deng)肥(fei)(fei)力(li)田塊種(zhong)(zhong)(zhong)(zhong)(zhong)植(zhi)(zhi)，正常年(nian)份產量在(zai)(zai)700公斤，高(gao)產900公斤也可輕松獲達(da)。2012年(nian)經江蘇(su)省(sheng)農(nong)(nong)業科(ke)學(xue)院(yuan)植(zhi)(zhi)保所抗(kang)病(bing)性鑒(jian)定(ding)，對稻(dao)瘟病(bing)菌(jun)各代(dai)表小(xiao)(xiao)種(zhong)(zhong)(zhong)(zhong)(zhong)表現(xian)為抗(kang)病(bing)(0級(ji)(ji))，穗(sui)頸(jing)瘟表現(xian)中(zhong)(zhong)(zhong)(zhong)抗(kang)(2級(ji)(ji));2013年(nian)鑒(jian)定(ding):對稻(dao)瘟病(bing)菌(jun)各代(dai)表小(xiao)(xiao)種(zhong)(zhong)(zhong)(zhong)(zhong)表現(xian)為抗(kang)病(bing)(0級(ji)(ji))，穗(sui)頸(jing)瘟表現(xian)抗(kang)病(bing)(1級(ji)(ji));抗(kang)稻(dao)曲(qu)病(bing)為1級(ji)(ji)。栽(zai)(zai)培要(yao)點：1、適(shi)期(qi)播(bo)(bo)種(zhong)(zhong)(zhong)(zhong)(zhong)，培育壯(zhuang)秧。根(gen)據當地(di)氣候條件和(he)種(zhong)(zhong)(zhong)(zhong)(zhong)植(zhi)(zhi)習(xi)慣適(shi)期(qi)播(bo)(bo)種(zhong)(zhong)(zhong)(zhong)(zhong)，可從(cong)4月上(shang)中(zhong)(zhong)(zhong)(zhong)旬(xun)持(chi)續到(dao)5月中(zhong)(zhong)(zhong)(zhong)旬(xun)，人(ren)工(gong)栽(zai)(zai)插(cha)畝(mu)用(yong)種(zhong)(zhong)(zhong)(zhong)(zhong)量0.5-0.75公斤，機栽(zai)(zai)或直播(bo)(bo)畝(mu)用(yong)種(zhong)(zhong)(zhong)(zhong)(zhong)量1.25-1.6公斤。2、適(shi)時栽(zai)(zai)插(cha)，合理密植(zhi)(zhi)。人(ren)工(gong)栽(zai)(zai)插(cha)秧齡(ling)控制在(zai)(zai)30天內，每畝(mu)栽(zai)(zai)插(cha)1.8-2.0萬(wan)(wan)穴左右，每畝(mu)大田基本苗6-8萬(wan)(wan)。3、科(ke)學(xue)肥(fei)(fei)水(shui)管理。重施(shi)底(di)肥(fei)(fei)，早(zao)施(shi)分蘗肥(fei)(fei)，兼顧穗(sui)肥(fei)(fei)，中(zhong)(zhong)(zhong)(zhong)后期(qi)增施(shi)鉀肥(fei)(fei)。一(yi)般畝(mu)用(yong)：30-40kg復合肥(fei)(fei)配合0.5kg鋅(xin)肥(fei)(fei)作底(di)肥(fei)(fei)，10-15kg尿素作分蘗肥(fei)(fei)，孕(yun)(yun)穗(sui)期(qi)追(zhui)施(shi)氯化鉀10kg。淺(qian)水(shui)栽(zai)(zai)秧，寸(cun)水(shui)活棵，薄(bo)水(shui)分蘗，深水(shui)孕(yun)(yun)穗(sui)、養花，后期(qi)干干濕(shi)濕(shi)，切忌斷水(shui)過(guo)早(zao)，以免影(ying)響(xiang)結實率及充實度(du)。4、防控病(bing)蟲，化學(xue)除草。根(gen)據病(bing)蟲情報(bao)，做好防控準備。

該品種(zhong)(zhong)(zhong)株(zhu)(zhu)型松散適中，劍(jian)葉中長，葉片挺直，莖(jing)稈粗(cu)壯(zhuang)，耐肥(fei)(fei)抗倒，分(fen)蘗(bo)力較強，全生育期(qi)136.6天，與(yu)Ⅱ優(you)838(CK)相當。畝產量651.44公斤，比(bi)Ⅱ優(you)838(CK)增產5.2%。主(zhu)要農藝性狀表現：每(mei)畝有效穗數15.9萬，株(zhu)(zhu)高121.3厘(li)(li)米(mi)，穗長24.7厘(li)(li)米(mi)，結實率85.9%，千(qian)粒重27.5克。栽(zai)培技術要點(dian)：1、培育帶蘗(bo)壯(zhuang)秧：4月底或5月初(chu)播種(zhong)(zhong)(zhong)，畝播種(zhong)(zhong)(zhong)量15kg，秧齡30天，大田(tian)每(mei)畝用種(zhong)(zhong)(zhong)量0.75～1.0Kg。2、合理(li)密植，插足(zu)(zu)基本苗：大田(tian)栽(zai)插密度6×7或5×8寸，每(mei)穴1～2粒種(zhong)(zhong)(zhong)子苗，畝基本苗6～8萬。3、肥(fei)(fei)料運籌：需肥(fei)(fei)水平中等偏上(shang)，科學(xue)配方，施(shi)(shi)足(zu)(zu)基肥(fei)(fei)，早施(shi)(shi)分(fen)蘗(bo)肥(fei)(fei)，增施(shi)(shi)穗粒肥(fei)(fei)，忌(ji)后(hou)期(qi)偏施(shi)(shi)氮肥(fei)(fei)。4、水漿管(guan)理(li)：淺水栽(zai)秧，適水活棵(ke)，干濕交替促分(fen)蘗(bo);及(ji)(ji)時(shi)(shi)烤田(tian)，后(hou)期(qi)切(qie)忌(ji)斷(duan)水過早。5、病(bing)蟲(chong)害防(fang)治(zhi)：播種(zhong)(zhong)(zhong)前用強氯精浸種(zhong)(zhong)(zhong)，以(yi)防(fang)惡苗病(bing)。生育全程加強病(bing)蟲(chong)測報，及(ji)(ji)時(shi)(shi)防(fang)治(zhi)稻薊馬、螟(ming)蟲(chong)及(ji)(ji)稻飛虱、稻曲病(bing)。

審定編號：皖(wan)審稻20221044特(te)征特(te)性：中(zhong)秈兩(liang)系雜交水(shui)(shui)(shui)稻品(pin)(pin)種(zhong)。2019年(nian)(nian)、2020年(nian)(nian)兩(liang)年(nian)(nian)區(qu)(qu)域試(shi)驗結果：平均(jun)株高(gao)122.2厘米(mi)(mi)，畝(mu)(mu)(mu)有(you)效穗15.7萬(wan)，每穗總粒(li)數204.4粒(li)，每穗實(shi)粒(li)數177.8粒(li)，結實(shi)率(lv)(lv)87.0%，千(qian)(qian)粒(li)重26.4克(ke)(ke)(ke)。全生育期為(wei)(wei)139.4天(tian)(tian)，與對照(zhao)(zhao)品(pin)(pin)種(zhong)（Ⅱ優838）遲熟(shu)(shu)2.6天(tian)(tian)。抗(kang)(kang)(kang)性表現：經(jing)安徽省農(nong)業科學(xue)院植物(wu)保護與農(nong)產(chan)(chan)品(pin)(pin)質(zhi)量(liang)安全研究所抗(kang)(kang)(kang)病(bing)性鑒定，2019年(nian)(nian)中(zhong)抗(kang)(kang)(kang)稻瘟病(bing)（綜(zong)合抗(kang)(kang)(kang)指(zhi)4.0），中(zhong)感稻曲(qu)病(bing)（病(bing)穗率(lv)(lv)8.0%），中(zhong)感白(bai)葉(xie)枯(ku)病(bing)；2020年(nian)(nian)中(zhong)抗(kang)(kang)(kang)稻瘟病(bing)（綜(zong)合抗(kang)(kang)(kang)指(zhi)4.0），感稻曲(qu)病(bing)（病(bing)穗率(lv)(lv)15.0%），中(zhong)感白(bai)葉(xie)枯(ku)病(bing)。品(pin)(pin)質(zhi)表現：經(jing)農(nong)業農(nong)村(cun)部稻米(mi)(mi)及制品(pin)(pin)質(zhi)量(liang)監督檢驗測試(shi)中(zhong)心檢驗，2020年(nian)(nian)米(mi)(mi)質(zhi)為(wei)(wei)部標二等。產(chan)(chan)量(liang)表現：2019年(nian)(nian)區(qu)(qu)域試(shi)驗平均(jun)畝(mu)(mu)(mu)產(chan)(chan)702.48千(qian)(qian)克(ke)(ke)(ke)，比對照(zhao)(zhao)品(pin)(pin)種(zhong)增(zeng)產(chan)(chan)6.30%（極顯著(zhu)）；2020年(nian)(nian)區(qu)(qu)域試(shi)驗平均(jun)畝(mu)(mu)(mu)產(chan)(chan)661.98千(qian)(qian)克(ke)(ke)(ke)，較(jiao)對照(zhao)(zhao)品(pin)(pin)種(zhong)增(zeng)產(chan)(chan)6.23%（極顯著(zhu)）。2021年(nian)(nian)生產(chan)(chan)試(shi)驗畝(mu)(mu)(mu)產(chan)(chan)633.26千(qian)(qian)克(ke)(ke)(ke)，較(jiao)對照(zhao)(zhao)品(pin)(pin)種(zhong)增(zeng)產(chan)(chan)6.37%。栽(zai)培(pei)技術要點：1.播期：在4月底至5月上旬播種(zhong)。大田(tian)畝(mu)(mu)(mu)用種(zhong)量(liang)1.0千(qian)(qian)克(ke)(ke)(ke)，畝(mu)(mu)(mu)秧(yang)(yang)田(tian)播種(zhong)量(liang)10-15千(qian)(qian)克(ke)(ke)(ke)，秧(yang)(yang)齡25-30天(tian)(tian)；2.栽(zai)插(cha)(cha)密度：株行(xing)距16.5×23.1厘米(mi)(mi)，每穴栽(zai)1-2粒(li)種(zhong)子(zi)苗；3.施肥(fei)：大田(tian)每畝(mu)(mu)(mu)施基肥(fei)復(fu)合肥(fei)（N∶P∶K=15∶15∶15）30千(qian)(qian)克(ke)(ke)(ke)、尿(niao)(niao)素(su)10千(qian)(qian)克(ke)(ke)(ke)、氯化(hua)鉀(jia)5千(qian)(qian)克(ke)(ke)(ke)，移栽(zai)7天(tian)(tian)后每畝(mu)(mu)(mu)施追施返(fan)青(qing)肥(fei)尿(niao)(niao)素(su)10千(qian)(qian)克(ke)(ke)(ke)；4.灌(guan)水(shui)(shui)(shui)：淺(qian)水(shui)(shui)(shui)栽(zai)插(cha)(cha)，保持2-3厘米(mi)(mi)淺(qian)水(shui)(shui)(shui)層促(cu)分(fen)(fen)蘗，當畝(mu)(mu)(mu)總莖蘗數達到15-16萬(wan)時(shi)及時(shi)落水(shui)(shui)(shui)烤(kao)田(tian)，輕烤(kao)為(wei)(wei)主(zhu)，分(fen)(fen)次烤(kao)田(tian)，抽(chou)穗前15-5天(tian)(tian)和抽(chou)穗后5-15天(tian)(tian)保持3厘米(mi)(mi)淺(qian)水(shui)(shui)(shui)層，此后保持濕潤和間(jian)歇灌(guan)水(shui)(shui)(shui)，干干濕濕到黃熟(shu)(shu)，成熟(shu)(shu)前7天(tian)(tian)斷(duan)水(shui)(shui)(shui)；5.病(bing)蟲(chong)(chong)害防(fang)(fang)治：堅持“預防(fang)(fang)為(wei)(wei)主(zhu)、綜(zong)合防(fang)(fang)治”原則，根(gen)據當地(di)病(bing)蟲(chong)(chong)預報(bao)及時(shi)防(fang)(fang)治稻瘟病(bing)、稻曲(qu)病(bing)、螟(ming)蟲(chong)(chong)、稻飛虱等病(bing)蟲(chong)(chong)害。

株(zhu)型(xing)適(shi)(shi)(shi)中，葉下禾。2011年、2012年兩(liang)年區(qu)域試驗結(jie)果：平(ping)均(jun)株(zhu)高127厘米、畝有效(xiao)穗(sui)(sui)15.9萬、每穗(sui)(sui)總粒(li)(li)數196粒(li)(li)、結(jie)實(shi)率(lv)85%、千粒(li)(li)重27.8克(ke)。全(quan)(quan)生(sheng)育(yu)期(qi)139天(tian)左(zuo)右(you)，比對照品種(Ⅱ優838)遲熟1天(tian)。審定(ding)號：皖(wan)稻2015002品種來源：徽豪S×R996特征(zheng)特性(xing)：全(quan)(quan)生(sheng)育(yu)期(qi)136天(tian)左(zuo)右(you)，生(sheng)長(chang)勢強(qiang)，株(zhu)型(xing)緊湊，分(fen)蘗(bo)能力(li)強(qiang)。每畝有效(xiao)穗(sui)(sui)16萬穗(sui)(sui)左(zuo)右(you)，穗(sui)(sui)大粒(li)(li)多，穗(sui)(sui)長(chang)27.5厘米，穗(sui)(sui)平(ping)均(jun)著(zhu)粒(li)(li)數220粒(li)(li)左(zuo)右(you)，結(jie)實(shi)率(lv)85%，千粒(li)(li)種28.5克(ke)。堊白度(du)小，食味和適(shi)(shi)(shi)口(kou)性(xing)好(hao)(hao)(hao)，米質(zhi)好(hao)(hao)(hao)。抗病性(xing)好(hao)(hao)(hao)，抗倒(dao)型(xing)強(qiang)，適(shi)(shi)(shi)應(ying)性(xing)廣。近幾年大田(tian)(tian)示(shi)范，表現出“優質(zhi)、高抗、高產”等優勢，一般畝產650公斤(jin)，高產可達(da)800公斤(jin)。品質(zhi)表現：經農業部稻米及(ji)制(zhi)品質(zhi)量(liang)監督檢驗測(ce)試中心檢驗米質(zhi)達(da)部標3級。栽(zai)培要(yao)點：1、適(shi)(shi)(shi)期(qi)播(bo)種，培育(yu)壯(zhuang)秧(yang)。適(shi)(shi)(shi)時(shi)(shi)播(bo)種，秧(yang)田(tian)(tian)播(bo)種量(liang)10-15公斤(jin)/畝、大田(tian)(tian)用(yong)種量(liang)0.75-1.0公斤(jin)/畝。2、適(shi)(shi)(shi)時(shi)(shi)移栽(zai)，合理密植(zhi)(zhi)。秧(yang)齡30天(tian)為宜(yi)，中上等肥(fei)(fei)(fei)力(li)田(tian)(tian)塊，栽(zai)插規格17×27厘米，每畝栽(zai)足1.5萬穴。3、平(ping)衡(heng)施(shi)肥(fei)(fei)(fei)，協調群體。氮(dan)肥(fei)(fei)(fei)施(shi)用(yong)總量(liang)14-18公斤(jin)純氮(dan)/畝，增施(shi)磷鉀(jia)肥(fei)(fei)(fei)，平(ping)衡(heng)施(shi)肥(fei)(fei)(fei);總用(yong)量(liang)的60%做基(ji)面肥(fei)(fei)(fei)。移栽(zai)活棵后(hou)每畝追5-8公斤(jin)尿素(su)促分(fen)蘗(bo)。孕穗(sui)(sui)至(zhi)破口(kou)期(qi)每畝追3-5公斤(jin)尿素(su)作穗(sui)(sui)粒(li)(li)肥(fei)(fei)(fei)。4、科學管水(shui)、適(shi)(shi)(shi)時(shi)(shi)烤田(tian)(tian)。采取“淺(qian)水(shui)栽(zai)秧(yang)、寸水(shui)活棵、薄水(shui)分(fen)蘗(bo)、深水(shui)抽穗(sui)(sui)、后(hou)期(qi)干(gan)干(gan)濕濕”的灌(guan)溉(gai)方式。肥(fei)(fei)(fei)力(li)較好(hao)(hao)(hao)田(tian)(tian)塊，每畝達(da)18萬苗(miao)及(ji)時(shi)(shi)排水(shui)曬田(tian)(tian)。5、綜合防(fang)治病蟲害，加強(qiang)稻瘟病防(fang)治。其(qi)它(ta)病蟲害根(gen)據當地植(zhi)(zhi)保(bao)部門(men)的病蟲測(ce)報，及(ji)時(shi)(shi)防(fang)治。

特征特性(xing)：秈型兩系(xi)雜交(jiao)水(shui)稻(dao)(dao)(dao)(dao)品(pin)種(zhong)(zhong)(zhong)(zhong)。在長(chang)江(jiang)中(zhong)(zhong)下游(you)作麥茬(cha)秈稻(dao)(dao)(dao)(dao)種(zhong)(zhong)(zhong)(zhong)植(zhi)(zhi)，全生育期126.5天(tian)，比(bi)對(dui)照五優308晚熟0.6天(tian)。株高(gao)112.0厘米，穗長(chang)25.2厘米，每(mei)畝有效穗數20.5萬穗，每(mei)穗總粒數181.7粒，結(jie)實(shi)率(lv)85.9%，千粒重22.9克(ke)。品(pin)種(zhong)(zhong)(zhong)(zhong)抗(kang)性(xing)：稻(dao)(dao)(dao)(dao)瘟(wen)病綜(zong)合(he)指(zhi)數兩年(nian)分別為(wei)4.0、2.3，穗頸瘟(wen)損失率(lv)最高(gao)級(ji)(ji)5級(ji)(ji)，白葉(xie)枯病5級(ji)(ji)，褐(he)(he)飛(fei)虱9級(ji)(ji)，中(zhong)(zhong)感稻(dao)(dao)(dao)(dao)瘟(wen)病，高(gao)感褐(he)(he)飛(fei)虱，中(zhong)(zhong)感白葉(xie)枯病，品(pin)質(zhi)表(biao)現：糙米率(lv)82.0%，整精米率(lv)60.6%，粒長(chang)7.0毫米，長(chang)寬比(bi)3.4，堊白度1.6%，透明度2級(ji)(ji)，堿消值6.0級(ji)(ji)，膠稠(chou)度74毫米，直鏈淀粉(fen)含量(liang)18.4%，達到農業行業《食用稻(dao)(dao)(dao)(dao)品(pin)種(zhong)(zhong)(zhong)(zhong)品(pin)質(zhi)》（NY/T593-2013）標準二級(ji)(ji)。產(chan)(chan)(chan)量(liang)表(biao)現：2019年(nian)參加長(chang)江(jiang)中(zhong)(zhong)下游(you)麥茬(cha)秈稻(dao)(dao)(dao)(dao)組聯合(he)體區(qu)域試驗(yan)，平均畝產(chan)(chan)(chan)666.3千克(ke)，比(bi)對(dui)照增(zeng)(zeng)產(chan)(chan)(chan)4.2%；2020續試平均畝產(chan)(chan)(chan)657.3千克(ke)，比(bi)對(dui)照增(zeng)(zeng)產(chan)(chan)(chan)4.0%；兩年(nian)區(qu)域試驗(yan)平均畝產(chan)(chan)(chan)661.8千克(ke)，比(bi)對(dui)照增(zeng)(zeng)產(chan)(chan)(chan)4.1%；2021年(nian)生產(chan)(chan)(chan)試驗(yan)，平均畝產(chan)(chan)(chan)596.1千克(ke)，比(bi)對(dui)照增(zeng)(zeng)產(chan)(chan)(chan)3.7%。栽(zai)培(pei)技(ji)術要點(dian)：在長(chang)江(jiang)中(zhong)(zhong)下游(you)作麥茬(cha)秈稻(dao)(dao)(dao)(dao)種(zhong)(zhong)(zhong)(zhong)植(zhi)(zhi)，一般(ban)5月(yue)(yue)中(zhong)(zhong)旬-6月(yue)(yue)上(shang)旬播(bo)(bo)種(zhong)(zhong)(zhong)(zhong)，秧田(tian)播(bo)(bo)種(zhong)(zhong)(zhong)(zhong)量(liang)每(mei)畝7.5千克(ke)，大田(tian)畝用種(zhong)(zhong)(zhong)(zhong)量(liang)0.6-1.5千克(ke)。水(shui)育秧移栽(zai)葉(xie)齡5.0葉(xie)左右，秧齡控制在26天(tian)以內。栽(zai)插(cha)株行距16.5厘米×26.4厘米，每(mei)畝插(cha)足基本苗(miao)9萬以上(shang)。科學施(shi)肥(fei)(fei)，施(shi)足底肥(fei)(fei)，培(pei)育壯苗(miao)，適時烤田(tian)，忌斷水(shui)過早。

特(te)征特(te)性：秈(xian)型(xing)(xing)三(san)系雜交水稻(dao)品(pin)種。在(zai)長江上游(you)作(zuo)(zuo)一季中稻(dao)種植，全生育(yu)期152.0天(tian)，比(bi)(bi)對照(zhao)F優498晚熟0.7天(tian)株高117.9厘米(mi)，穗(sui)長24.3厘米(mi)，每畝(mu)有效穗(sui)數(shu)(shu)14.6萬(wan)穗(sui)，每穗(sui)總粒數(shu)(shu)209.2粒，結實率(lv)80.1%，千(qian)粒重25.9克(ke)(ke)。抗(kang)性表現：稻(dao)瘟病(bing)綜合指數(shu)(shu)兩年(nian)分別為(wei)4.9、3.6，穗(sui)頸瘟損失(shi)率(lv)最高級(ji)7級(ji)，褐飛虱9級(ji)，耐熱(re)性3級(ji)，耐冷性3級(ji)，感稻(dao)瘟病(bing)，高感褐飛虱，耐熱(re)性較(jiao)強(qiang)(qiang),耐冷性較(jiao)強(qiang)(qiang),品(pin)質(zhi)表現：糙米(mi)率(lv)81.9%，整精米(mi)率(lv)54.5%，粒長6.8毫(hao)米(mi)，長寬(kuan)比(bi)(bi)3.0，堊白度(du)2.1%，透(tou)明度(du)2級(ji)，堿消值5.0級(ji)，膠稠度(du)77毫(hao)米(mi)，直(zhi)鏈淀粉含(han)量16.7%，達到(dao)農(nong)業行業《食用(yong)稻(dao)品(pin)種品(pin)質(zhi)》（NY/T593-2013）標準三(san)級(ji)。產量表現：2019年(nian)參加長江上游(you)中秈(xian)遲熟組聯合體區域試(shi)(shi)驗，平(ping)均(jun)(jun)畝(mu)產627.0千(qian)克(ke)(ke)，比(bi)(bi)對照(zhao)增6.1%；2021續試(shi)(shi)平(ping)均(jun)(jun)畝(mu)產623.5千(qian)克(ke)(ke)，比(bi)(bi)對照(zhao)增產4.7%；兩年(nian)區域試(shi)(shi)驗平(ping)均(jun)(jun)畝(mu)產625.3千(qian)克(ke)(ke)，比(bi)(bi)對照(zhao)增產5.4%；2021年(nian)生產試(shi)(shi)驗，平(ping)均(jun)(jun)畝(mu)產584.8千(qian)克(ke)(ke)，比(bi)(bi)對照(zhao)增產4.9%。栽(zai)培要(yao)點(dian)：在(zai)長江上游(you)作(zuo)(zuo)一季中稻(dao)種植，一般3月中旬-4月中下(xia)旬播種，秧田播種量每畝(mu)7.5千(qian)克(ke)(ke)，大(da)田畝(mu)用(yong)種量0.8-1.5千(qian)克(ke)(ke)。水育(yu)秧移(yi)栽(zai)葉(xie)齡5.0葉(xie)左右，秧齡控(kong)制在(zai)35天(tian)以(yi)內。栽(zai)插株行距20.0厘米(mi)×30.0厘米(mi)，每畝(mu)插足(zu)基本(ben)苗7萬(wan)以(yi)上。科(ke)學施肥(fei)，中后期控(kong)制施用(yong)氮肥(fei)，收(shou)(shou)割前6-8天(tian)放(fang)干水。其他田間管理、栽(zai)培和收(shou)(shou)獲措施均(jun)(jun)按該(gai)類型(xing)(xing)品(pin)種常(chang)規方法(fa)實施。注意及時防(fang)治好稻(dao)瘟病(bing)、稻(dao)縱卷葉(xie)螟(ming)、稻(dao)飛虱、紋枯病(bing)等病(bing)蟲害(hai)。

Y兩(liang)優(you)2008是安(an)徽國(guo)豪(hao)(hao)農(nong)(nong)業科技(ji)有限(xian)公司用Y58S和R2008選(xuan)育的(de)兩(liang)系雜交水稻(dao)品種(zhong)。由申請(qing)者：安(an)徽國(guo)豪(hao)(hao)農(nong)(nong)業科技(ji)有限(xian)公司提出申請(qing)，2015年(nian)9月(yue)(yue)2日通(tong)過國(guo)家農(nong)(nong)作物委員會審(shen)定，審(shen)定編號(hao)為國(guo)審(shen)稻(dao)2015031。[1]審(shen)定編號(hao)：國(guo)審(shen)稻(dao)2015031品種(zhong)來源：Y58S×R2008優(you)勢(shi)性(xing)狀：★抗(kang)性(xing)優(you)異★好種(zhong)好管(guan)(guan)★穩產(chan)(chan)高產(chan)(chan)好種(zhong)好管(guan)(guan)：無需(xu)大肥(fei)(fei)(fei)(fei)大水和精細化管(guan)(guan)理，尤其(qi)在丘陵、山區(qu)及(ji)圩畈區(qu)中(zhong)(zhong)等(deng)肥(fei)(fei)(fei)(fei)力田塊種(zhong)植(zhi)，產(chan)(chan)量(liang)優(you)勢(shi)明顯。抗(kang)性(xing)優(you)異：稻(dao)瘟(wen)病(bing)(bing)綜(zong)合指數4.2，穗瘟(wen)損失率最高級5級;白葉枯病(bing)(bing)5級。穩產(chan)(chan)高產(chan)(chan)：兩(liang)年(nian)區(qu)域(yu)試驗平(ping)(ping)均(jun)畝產(chan)(chan)621.3千(qian)克(ke)，比(bi)豐(feng)兩(liang)優(you)四(si)號(hao)增產(chan)(chan)4.7%。2014年(nian)生產(chan)(chan)試驗，平(ping)(ping)均(jun)畝產(chan)(chan)615.2千(qian)克(ke)，比(bi)豐(feng)兩(liang)優(you)四(si)號(hao)增產(chan)(chan)5.1%。栽培要點：1.一般4月(yue)(yue)上(shang)中(zhong)(zhong)旬至(zhi)5月(yue)(yue)上(shang)中(zhong)(zhong)旬播種(zhong)，畝用種(zhong)量(liang)，育苗(miao)移栽0.75千(qian)克(ke)，機(ji)插或直播1.5千(qian)克(ke)。2.秧齡30天左右(you)，株行距(ju)20×26厘米(mi)，畝栽基本苗(miao)6-7萬。3.中(zhong)(zhong)等(deng)偏上(shang)肥(fei)(fei)(fei)(fei)力水平(ping)(ping)種(zhong)植(zhi)，畝施(shi)純(chun)氮(dan)15-18千(qian)克(ke)，氮(dan)磷鉀肥(fei)(fei)(fei)(fei)比(bi)例以1:0.5:0.8為宜(yi)。重(zhong)施(shi)基肥(fei)(fei)(fei)(fei)，早(zao)施(shi)追肥(fei)(fei)(fei)(fei)，后期(qi)看苗(miao)施(shi)肥(fei)(fei)(fei)(fei)。前期(qi)淺水，中(zhong)(zhong)期(qi)輕擱(ge)，后期(qi)干干濕濕，收(shou)獲前斷水不宜(yi)過早(zao)。4.及(ji)時防治螟蟲、稻(dao)飛虱(shi)等(deng)病(bing)(bing)蟲害。5.注意(yi)防倒伏。

審(shen)定編號：皖(wan)稻(dao)2016040特征特性(xing)：平(ping)均(jun)株高118.0厘米(mi)、畝(mu)有效穗(sui)17.9萬(wan)、每穗(sui)總粒(li)數187.8粒(li)、結實率82.7%、千粒(li)重24.8克。全(quan)生育期(qi)(qi)143天左(zuo)右(you)。抗性(xing)表現(xian)：經安(an)徽省農業科學院植(zhi)保所抗性(xing)鑒定，2013年(nian)(nian)(nian)(nian)中(zhong)(zhong)抗稻(dao)瘟病(bing)(綜合(he)抗指(zhi)(zhi)(zhi)5.00)，抗稻(dao)曲病(bing)(病(bing)指(zhi)(zhi)(zhi)2.0)，感紋枯(ku)病(bing)(病(bing)指(zhi)(zhi)(zhi)46)，中(zhong)(zhong)抗白葉枯(ku)病(bing)(病(bing)指(zhi)(zhi)(zhi)27);2014年(nian)(nian)(nian)(nian)中(zhong)(zhong)抗稻(dao)瘟病(bing)(綜合(he)抗指(zhi)(zhi)(zhi)4.50)，抗稻(dao)曲病(bing)(病(bing)指(zhi)(zhi)(zhi)3.2)，感紋枯(ku)病(bing)(病(bing)指(zhi)(zhi)(zhi)49)，中(zhong)(zhong)抗白葉枯(ku)病(bing)(病(bing)指(zhi)(zhi)(zhi)30)。品質(zhi)(zhi)表現(xian)：經農業部(bu)稻(dao)米(mi)及制品質(zhi)(zhi)量(liang)監督檢驗(yan)測(ce)試(shi)中(zhong)(zhong)心(xin)檢驗(yan)，2013年(nian)(nian)(nian)(nian)米(mi)質(zhi)(zhi)達(da)(da)部(bu)標(biao)3級。產(chan)量(liang)表現(xian)：2013年(nian)(nian)(nian)(nian)區域(yu)試(shi)驗(yan)畝(mu)產(chan)611.3公(gong)斤(jin)，2014年(nian)(nian)(nian)(nian)區域(yu)試(shi)驗(yan)畝(mu)產(chan)611.33公(gong)斤(jin)，2015年(nian)(nian)(nian)(nian)生產(chan)試(shi)驗(yan)畝(mu)產(chan)609.18公(gong)斤(jin)。栽培技術(shu)：1.稀播(bo)培壯育秧(yang)。畝(mu)播(bo)量(liang)12公(gong)斤(jin)左(zuo)右(you)，秧(yang)齡35-40天，兩葉一心(xin)期(qi)(qi)畝(mu)施(shi)4-5公(gong)斤(jin)尿素作(zuo)斷奶肥(fei)(fei)，四葉一心(xin)期(qi)(qi)再補施(shi)4-5公(gong)斤(jin)尿素作(zuo)平(ping)衡肥(fei)(fei)。2.合(he)理(li)密植(zhi)。大田(tian)(tian)(tian)栽插密度(du)16.7×20或13.3×26.6厘米(mi)，每穴(xue)1-2粒(li)種(zhong)子苗。3.科學管理(li)水(shui)(shui)肥(fei)(fei)。大田(tian)(tian)(tian)畝(mu)施(shi)純氮12公(gong)斤(jin)，其中(zhong)(zhong)70%作(zuo)基肥(fei)(fei)，返(fan)青時施(shi)15%作(zuo)追肥(fei)(fei)，余下(xia)15%作(zuo)穗(sui)肥(fei)(fei)，缺鉀(jia)的田(tian)(tian)(tian)塊(kuai)適當補施(shi)鉀(jia)肥(fei)(fei)。淺水(shui)(shui)活棵、濕(shi)潤促根促蘗，畝(mu)莖蘗苗數達(da)(da)17萬(wan)時烤田(tian)(tian)(tian)，收割前7天左(zuo)右(you)再斷水(shui)(shui)。

兩(liang)優(you)(you)585是安(an)徽國(guo)豪農業科技有限(xian)公司選育的晚(wan)(wan)秈兩(liang)系雜交稻品(pin)種(zhong)(zhong)。2012年(nian)、2013年(nian)兩(liang)年(nian)區(qu)域(yu)試驗(yan)結果：平均株(zhu)高96厘米(mi)(mi)、畝有效(xiao)穗(sui)21萬、每穗(sui)總(zong)粒(li)數123粒(li)、結實率(lv)89%、千(qian)粒(li)重(zhong)26克。抗低(di)溫。審(shen)定(ding)編號(hao)：皖稻2016014(已(yi)報國(guo)審(shen))品(pin)種(zhong)(zhong)來(lai)源：豪S×R585品(pin)種(zhong)(zhong)優(you)(you)勢：★多蘗(bo)矮(ai)稈(gan)★米(mi)(mi)優(you)(you)抗倒(dao)★適合(he)直播多蘗(bo)矮(ai)稈(gan)：個頭矮(ai)、平均株(zhu)高96厘米(mi)(mi)，畝有效(xiao)穗(sui)21萬。2013年(nian)區(qu)域(yu)試驗(yan)畝產598.2公斤(jin)，較對(dui)照品(pin)種(zhong)(zhong)增(zeng)產10.91%(極顯著)。適合(he)直播：全生(sheng)育期118天左右，適合(he)作雙(shuang)晚(wan)(wan)栽培(pei)或麥茬(cha)直播。米(mi)(mi)優(you)(you)抗倒(dao)：莖稈(gan)粗壯(zhuang)、抗倒(dao)性好(hao)。經農業部(bu)(bu)稻米(mi)(mi)及制品(pin)質量(liang)監督檢驗(yan)測(ce)試中心(xin)檢驗(yan)，米(mi)(mi)質達部(bu)(bu)標2級。栽培(pei)要(yao)點：1.作雙(shuang)季晚(wan)(wan)稻6月(yue)20日前后(hou)播種(zhong)(zhong)，畝用種(zhong)(zhong)量(liang)1.2-1.5公斤(jin);沿淮區(qu)域(yu)麥茬(cha)直播，6月(yue)15前播種(zhong)(zhong)，畝用種(zhong)(zhong)量(liang)2公斤(jin)左右。2.需肥(fei)水平中等偏上，重(zhong)施底肥(fei)，早施追肥(fei)促苗(miao)攻蘗(bo)，中后(hou)期看(kan)苗(miao)補(bu)施穗(sui)粒(li)肥(fei)。3.科學(xue)管水和及時病蟲害綜合(he)防治。