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做強農業“芯片” 蘇墾農科院打造生物育種創新鏈

作者:葉凌鳳發布時間(jian):2024-05-01文章(zhang)來源:江蘇(su)農墾(ken)

生(sheng)物(wu)育種(zhong)是種(zhong)業創新的核心。蘇(su)墾農科院緊(jin)緊(jin)圍繞集團(tuan)公司(si)第二次黨代(dai)會提(ti)出(chu)的“打造‘一核引領、雙擎驅動(dong)’現(xian)代(dai)農業航母”的戰略目(mu)標(biao),加快(kuai)構(gou)建生(sheng)物(wu)育種(zhong)開放式創新平臺,集聚(ju)生(sheng)物(wu)育種(zhong)資源要素,提(ti)高生(sheng)物(wu)育種(zhong)技術應用能(neng)力。

2023年(nian)中(zhong)央一號文件(jian)首次提(ti)出生(sheng)物(wu)(wu)(wu)(wu)(wu)育(yu)(yu)種(zhong)(zhong)產業化,今年(nian)中(zhong)央一號文件(jian)提(ti)出推動(dong)生(sheng)物(wu)(wu)(wu)(wu)(wu)育(yu)(yu)種(zhong)(zhong)產業化擴面提(ti)速(su)。蘇墾農科院搶抓種(zhong)(zhong)業發(fa)展(zhan)新(xin)機(ji)遇,持續推進生(sheng)物(wu)(wu)(wu)(wu)(wu)育(yu)(yu)種(zhong)(zhong)創新(xin)開(kai)放(fang)式平臺(tai)構(gou)建,加(jia)大(da)生(sheng)物(wu)(wu)(wu)(wu)(wu)育(yu)(yu)種(zhong)(zhong)技(ji)(ji)術(shu)(shu)的應用。對內(nei)將(jiang)加(jia)快(kuai)實(shi)驗室設備的升(sheng)級(ji)更新(xin),建設快(kuai)速(su)育(yu)(yu)種(zhong)(zhong)平臺(tai)、表(biao)型(xing)鑒定平臺(tai)和生(sheng)物(wu)(wu)(wu)(wu)(wu)育(yu)(yu)種(zhong)(zhong)大(da)數據平臺(tai)等;對外加(jia)大(da)和國(guo)內(nei)一流(liu)生(sheng)物(wu)(wu)(wu)(wu)(wu)育(yu)(yu)種(zhong)(zhong)專業團隊的交流(liu)合作,加(jia)快(kuai)推進小麥雙單倍體育(yu)(yu)種(zhong)(zhong)技(ji)(ji)術(shu)(shu)、水稻基(ji)因編(bian)輯技(ji)(ji)術(shu)(shu)、玉米轉(zhuan)基(ji)因技(ji)(ji)術(shu)(shu)、智(zhi)慧育(yu)(yu)種(zhong)(zhong)技(ji)(ji)術(shu)(shu)等應用。

蘇墾(ken)農(nong)科院把生(sheng)物育(yu)種(zhong)(zhong)(zhong)技(ji)術貫穿到農(nong)作物種(zhong)(zhong)(zhong)質(zhi)資(zi)(zi)源(yuan)精(jing)準(zhun)鑒(jian)(jian)定(ding)、優(you)(you)(you)異(yi)種(zhong)(zhong)(zhong)質(zhi)創(chuang)制、突(tu)破性(xing)品種(zhong)(zhong)(zhong)選育(yu)、優(you)(you)(you)質(zhi)種(zhong)(zhong)(zhong)子生(sheng)產(chan)等(deng)方(fang)面(mian),形成(cheng)完整的(de)(de)(de)(de)(de)(de)生(sheng)物育(yu)種(zhong)(zhong)(zhong)創(chuang)新鏈。在(zai)種(zhong)(zhong)(zhong)質(zhi)資(zi)(zi)源(yuan)鑒(jian)(jian)定(ding)上(shang)(shang),利用分(fen)(fen)子標記技(ji)術對大(da)華(hua)種(zhong)(zhong)(zhong)業現有的(de)(de)(de)(de)(de)(de)3000余(yu)份(fen)稻(dao)(dao)(dao)(dao)麥種(zhong)(zhong)(zhong)質(zhi)資(zi)(zi)源(yuan)做個(ge)(ge)(ge)全面(mian)的(de)(de)(de)(de)(de)(de)“體(ti)檢”,把種(zhong)(zhong)(zhong)質(zhi)資(zi)(zi)源(yuan)轉(zhuan)變為基(ji)因(yin)資(zi)(zi)源(yuan),挖掘利用抗病、品質(zhi)、抗除草(cao)劑等(deng)10多(duo)個(ge)(ge)(ge)功能(neng)基(ji)因(yin),鑒(jian)(jian)定(ding)出一批攜帶多(duo)種(zhong)(zhong)(zhong)抗性(xing)基(ji)因(yin)的(de)(de)(de)(de)(de)(de)寶(bao)貴育(yu)種(zhong)(zhong)(zhong)資(zi)(zi)源(yuan);在(zai)優(you)(you)(you)異(yi)種(zhong)(zhong)(zhong)質(zhi)創(chuang)制上(shang)(shang),利用分(fen)(fen)子標記輔(fu)助選擇(ze)(ze)技(ji)術實現優(you)(you)(you)異(yi)基(ji)因(yin)的(de)(de)(de)(de)(de)(de)聚合累加,實現品種(zhong)(zhong)(zhong)的(de)(de)(de)(de)(de)(de)定(ding)向(xiang)(xiang)改良,目(mu)(mu)前(qian)(qian)已經實現對“華(hua)麥”“華(hua)粳”底盤(pan)品種(zhong)(zhong)(zhong)的(de)(de)(de)(de)(de)(de)抗病性(xing)、抗除草(cao)劑、食(shi)味品質(zhi)等(deng)定(ding)向(xiang)(xiang)改良,獲得優(you)(you)(you)異(yi)種(zhong)(zhong)(zhong)質(zhi)50余(yu)份(fen);在(zai)突(tu)破性(xing)品種(zhong)(zhong)(zhong)選育(yu)上(shang)(shang),利用分(fen)(fen)子標記輔(fu)助選擇(ze)(ze)技(ji)術持(chi)續跟(gen)蹤目(mu)(mu)標基(ji)因(yin)在(zai)育(yu)種(zhong)(zhong)(zhong)后(hou)代的(de)(de)(de)(de)(de)(de)表(biao)現情(qing)況,實現育(yu)種(zhong)(zhong)(zhong)工作由“大(da)海撈針”向(xiang)(xiang)“定(ding)向(xiang)(xiang)撒網”的(de)(de)(de)(de)(de)(de)轉(zhuan)變,精(jing)準(zhun)篩選出潛力性(xing)狀好的(de)(de)(de)(de)(de)(de)“優(you)(you)(you)等(deng)生(sheng)”,目(mu)(mu)前(qian)(qian)實驗(yan)室重點跟(gen)蹤5個(ge)(ge)(ge)功能(neng)基(ji)因(yin),每年檢測(ce)材料近4000份(fen),檢測(ce)數據近2萬份(fen),一批優(you)(you)(you)良品系即將出圃;在(zai)優(you)(you)(you)質(zhi)種(zhong)(zhong)(zhong)子生(sheng)產(chan)上(shang)(shang),利用“DNA指(zhi)紋圖譜(pu)”技(ji)術開展品種(zhong)(zhong)(zhong)的(de)(de)(de)(de)(de)(de)真(zhen)實性(xing)和(he)(he)純度鑒(jian)(jian)定(ding),建立一套完整的(de)(de)(de)(de)(de)(de)鑒(jian)(jian)定(ding)體(ti)系,2020年前(qian)(qian)后(hou)完成(cheng)墾(ken)區主栽的(de)(de)(de)(de)(de)(de)7個(ge)(ge)(ge)水(shui)稻(dao)(dao)(dao)(dao)品種(zhong)(zhong)(zhong)真(zhen)實性(xing)分(fen)(fen)析和(he)(he)遺(yi)傳聚類(lei)分(fen)(fen)析,2023年完成(cheng)華(hua)粳5號等(deng)20余(yu)個(ge)(ge)(ge)稻(dao)(dao)(dao)(dao)麥品種(zhong)(zhong)(zhong)的(de)(de)(de)(de)(de)(de)真(zhen)實性(xing)鑒(jian)(jian)定(ding),大(da)大(da)提高了墾(ken)區良種(zhong)(zhong)(zhong)繁(fan)育(yu)的(de)(de)(de)(de)(de)(de)質(zhi)量。建立轉(zhuan)基(ji)因(yin)檢測(ce)體(ti)系,開展墾(ken)區抗除水(shui)稻(dao)(dao)(dao)(dao)品種(zhong)(zhong)(zhong)和(he)(he)油菜的(de)(de)(de)(de)(de)(de)轉(zhuan)基(ji)因(yin)檢測(ce),保(bao)障糧食(shi)生(sheng)產(chan)的(de)(de)(de)(de)(de)(de)安(an)全性(xing)。

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