品種審定編號：黑審稻2022L0083

      申請者：黑龍江(jiang)龍慶綠洲種業有限公司(si)

      育種者：黑龍江龍慶(qing)綠洲種業有限公司

      品種來源：以蓮育(yu)606為母本，慶16-260為父本，系譜方法選育(yu)而(er)成。

      特征特性：普通粳稻品種(zhong)。在(zai)適應(ying)區出苗至(zhi)成熟(shu)生育日數130天左右(you)，需(xu)≥10℃活(huo)動(dong)積溫2400℃左右(you)。該品種(zhong)主莖11片葉，橢圓(yuan)粒(li)型(xing)，株高88.0厘米左右(you)，穗(sui)長15.2厘米左右(you)，每(mei)穗(sui)粒(li)數122粒(li)左右(you)，千粒(li)重25.6克左右(you)。兩年(nian)品質分(fen)析結(jie)果(guo)(guo)：出糙率82.4%～83.1%，整精米率72.3%～73.9%，堊(e)白粒(li)米率4%，堊(e)白度(du)0.9%，直鏈(lian)淀粉(fen)含(han)量（干(gan)基(ji)）16.88%～17.03%，膠稠度(du)77毫(hao)米～78毫(hao)米，粗蛋(dan)白（干(gan)基(ji)）6.24%～7.53%，食味品質82～85分(fen)，達到(dao)國家《優質稻谷(gu)》標準二級(ji)。三(san)年(nian)抗病接種(zhong)鑒定(ding)結(jie)果(guo)(guo)：葉瘟5～6級(ji)，穗(sui)頸瘟5級(ji)。三(san)年(nian)耐冷(leng)性鑒定(ding)結(jie)果(guo)(guo)：處理(li)空(kong)殼率21.4%～27.25%。

      產量表現：2019～2020年參(can)加聯合(he)體(ti)區域試驗平(ping)均公頃產(chan)量8440.6公斤，較對照品種龍粳(jing)31增產(chan)6.4%；2021年參(can)加聯合(he)體(ti)生(sheng)產(chan)試驗平(ping)均公頃產(chan)量8911.8公斤，較對照品種龍粳(jing)31增產(chan)8.6%。

      栽培技術要點：在適應區播種(zhong)期(qi)4月(yue)12日(ri)，插(cha)秧期(qi)5月(yue)15日(ri)，秧齡35天，插(cha)秧規(gui)格為30厘(li)米×13.3厘(li)米，每穴4～6株。一般公(gong)(gong)(gong)(gong)頃施(shi)(shi)純氮120公(gong)(gong)(gong)(gong)斤(jin)(jin)，氮∶磷(lin)(lin)(lin)∶鉀=2∶1∶1.2。磷(lin)(lin)(lin)肥(fei)(fei)(fei)(fei)(fei)全部做基肥(fei)(fei)(fei)(fei)(fei)，鉀肥(fei)(fei)(fei)(fei)(fei)分基肥(fei)(fei)(fei)(fei)(fei)、穗(sui)肥(fei)(fei)(fei)(fei)(fei)兩(liang)次(ci)施(shi)(shi)入(ru)，每次(ci)各施(shi)(shi)48公(gong)(gong)(gong)(gong)斤(jin)(jin)、24公(gong)(gong)(gong)(gong)斤(jin)(jin)。氮肥(fei)(fei)(fei)(fei)(fei)施(shi)(shi)用方法(fa)：基肥(fei)(fei)(fei)(fei)(fei)∶蘗肥(fei)(fei)(fei)(fei)(fei)∶穗(sui)肥(fei)(fei)(fei)(fei)(fei)∶粒(li)肥(fei)(fei)(fei)(fei)(fei)=4∶3∶2∶1，基肥(fei)(fei)(fei)(fei)(fei)量(liang)：純氮48公(gong)(gong)(gong)(gong)斤(jin)(jin)，純磷(lin)(lin)(lin)60公(gong)(gong)(gong)(gong)斤(jin)(jin)，純鉀48公(gong)(gong)(gong)(gong)斤(jin)(jin)；蘗肥(fei)(fei)(fei)(fei)(fei)量(liang)：純氮36公(gong)(gong)(gong)(gong)斤(jin)(jin)；穗(sui)肥(fei)(fei)(fei)(fei)(fei)量(liang)：純氮24公(gong)(gong)(gong)(gong)斤(jin)(jin)，純鉀24公(gong)(gong)(gong)(gong)斤(jin)(jin)；粒(li)肥(fei)(fei)(fei)(fei)(fei)量(liang)：純氮12公(gong)(gong)(gong)(gong)斤(jin)(jin)。灌溉方法(fa)：節水控灌。收獲期(qi)9月(yue)30日(ri)開始。

      注意事項：預防稻瘟病和冷害。

      審定意見：該(gai)品種(zhong)(zhong)符合(he)黑(hei)龍(long)江(jiang)省水稻品種(zhong)(zhong)審定標(biao)準，通(tong)過審定。適宜(yi)在黑(hei)龍(long)江(jiang)省第三積溫帶≥10℃活(huo)動積溫2400℃區域種(zhong)(zhong)植。