品種名稱：中科玉513

      申請者：北(bei)京聯創(chuang)種(zhong)業有限公司

      育種者：北京聯創(chuang)種(zhong)業有限公司

      品種來源：CT16643×CT3354

      特征特性：東華北中(zhong)晚(wan)熟(shu)青貯(zhu)玉米組生育期117.7天，比對(dui)照(zhao)京(jing)九青貯(zhu)16早熟(shu)2.2天。幼苗葉鞘(qiao)紫(zi)色，花(hua)(hua)絲紫(zi)色，花(hua)(hua)藥淺紫(zi)色，穎殼綠色。株型半(ban)緊湊，株高319厘(li)米，穗位(wei)高121厘(li)米，持(chi)綠性較好。經鑒定，中(zhong)抗莖腐病(bing)，感大(da)斑(ban)病(bing)，感絲黑穗病(bing)，感灰斑(ban)病(bing)，經測定，全株淀粉含量30.70%，中(zhong)性洗滌纖維含量39.50%，粗(cu)蛋白含量7.95%。

      產量表現：參加國家玉(yu)米(mi)品種綠(lv)色通道試(shi)驗東(dong)華北中晚(wan)熟青貯(zhu)玉(yu)米(mi)組青貯(zhu)組。2022年(nian)區(qu)域(yu)試(shi)驗初(chu)試(shi)平均(jun)(jun)畝(mu)(mu)(mu)產(chan)(chan)(chan)(chan)生(sheng)物(wu)(wu)干重1641千(qian)(qian)(qian)克(ke)(ke)，比對照(zhao)增(zeng)產(chan)(chan)(chan)(chan)5.1%；畝(mu)(mu)(mu)產(chan)(chan)(chan)(chan)生(sheng)物(wu)(wu)鮮重（30%標(biao)準干物(wu)(wu)質含(han)量(liang)）5470千(qian)(qian)(qian)克(ke)(ke)；2023年(nian)區(qu)域(yu)試(shi)驗復試(shi)平均(jun)(jun)畝(mu)(mu)(mu)產(chan)(chan)(chan)(chan)生(sheng)物(wu)(wu)干重1649千(qian)(qian)(qian)克(ke)(ke)，比對照(zhao)增(zeng)產(chan)(chan)(chan)(chan)5.6%；畝(mu)(mu)(mu)產(chan)(chan)(chan)(chan)生(sheng)物(wu)(wu)鮮重（30%標(biao)準干物(wu)(wu)質含(han)量(liang)）5497千(qian)(qian)(qian)克(ke)(ke)；兩年(nian)區(qu)域(yu)試(shi)驗平均(jun)(jun)畝(mu)(mu)(mu)產(chan)(chan)(chan)(chan)生(sheng)物(wu)(wu)干重1645千(qian)(qian)(qian)克(ke)(ke)，比對照(zhao)增(zeng)產(chan)(chan)(chan)(chan)5.4%；平均(jun)(jun)畝(mu)(mu)(mu)產(chan)(chan)(chan)(chan)生(sheng)物(wu)(wu)鮮重（30%標(biao)準干物(wu)(wu)質含(han)量(liang)）5484千(qian)(qian)(qian)克(ke)(ke)。2023年(nian)生(sheng)產(chan)(chan)(chan)(chan)試(shi)驗，平均(jun)(jun)畝(mu)(mu)(mu)產(chan)(chan)(chan)(chan)生(sheng)物(wu)(wu)干重1573千(qian)(qian)(qian)克(ke)(ke)，平均(jun)(jun)畝(mu)(mu)(mu)產(chan)(chan)(chan)(chan)生(sheng)物(wu)(wu)鮮重（30%標(biao)準干物(wu)(wu)質含(han)量(liang)）5243千(qian)(qian)(qian)克(ke)(ke)，比對照(zhao)增(zeng)產(chan)(chan)(chan)(chan)4.0%。

      栽培技術要點：適宜播種期4月(yue)下旬至(zhi)5月(yue)中旬，密度4500—5000株/畝，注意防治大斑病(bing)(bing)、灰斑病(bing)(bing)和絲黑穗病(bing)(bing)。

      審定意見：該(gai)品(pin)種(zhong)符(fu)合國家玉米品(pin)種(zhong)審定(ding)標準，通(tong)過審定(ding)。適(shi)宜在(zai)黑龍江省(sheng)第一積溫帶，吉林省(sheng)四平市(shi)(shi)(shi)(shi)(shi)(shi)(shi)、松原(yuan)市(shi)(shi)(shi)(shi)(shi)(shi)(shi)、長春市(shi)(shi)(shi)(shi)(shi)(shi)(shi)的大部(bu)(bu)(bu)(bu)分(fen)地區(qu)(qu)，遼(liao)(liao)源市(shi)(shi)(shi)(shi)(shi)(shi)(shi)、白城市(shi)(shi)(shi)(shi)(shi)(shi)(shi)、吉林市(shi)(shi)(shi)(shi)(shi)(shi)(shi)部(bu)(bu)(bu)(bu)分(fen)地區(qu)(qu)、通(tong)化市(shi)(shi)(shi)(shi)(shi)(shi)(shi)南部(bu)(bu)(bu)(bu)，遼(liao)(liao)寧省(sheng)除東(dong)部(bu)(bu)(bu)(bu)山(shan)區(qu)(qu)和大連市(shi)(shi)(shi)(shi)(shi)(shi)(shi)、東(dong)港市(shi)(shi)(shi)(shi)(shi)(shi)(shi)以外的大部(bu)(bu)(bu)(bu)分(fen)地區(qu)(qu)，內蒙古(gu)赤峰市(shi)(shi)(shi)(shi)(shi)(shi)(shi)和通(tong)遼(liao)(liao)市(shi)(shi)(shi)(shi)(shi)(shi)(shi)大部(bu)(bu)(bu)(bu)分(fen)地區(qu)(qu)，山(shan)西省(sheng)忻州(zhou)市(shi)(shi)(shi)(shi)(shi)(shi)(shi)、晉(jin)中市(shi)(shi)(shi)(shi)(shi)(shi)(shi)、太原(yuan)市(shi)(shi)(shi)(shi)(shi)(shi)(shi)、陽泉市(shi)(shi)(shi)(shi)(shi)(shi)(shi)、長治市(shi)(shi)(shi)(shi)(shi)(shi)(shi)、晉(jin)城市(shi)(shi)(shi)(shi)(shi)(shi)(shi)、呂(lv)梁市(shi)(shi)(shi)(shi)(shi)(shi)(shi)平川區(qu)(qu)和南部(bu)(bu)(bu)(bu)山(shan)區(qu)(qu)，河(he)北省(sheng)張家口市(shi)(shi)(shi)(shi)(shi)(shi)(shi)、承德市(shi)(shi)(shi)(shi)(shi)(shi)(shi)、秦皇島市(shi)(shi)(shi)(shi)(shi)(shi)(shi)、唐山(shan)市(shi)(shi)(shi)(shi)(shi)(shi)(shi)、廊坊市(shi)(shi)(shi)(shi)(shi)(shi)(shi)、保定(ding)市(shi)(shi)(shi)(shi)(shi)(shi)(shi)北部(bu)(bu)(bu)(bu)、滄州(zhou)市(shi)(shi)(shi)(shi)(shi)(shi)(shi)北部(bu)(bu)(bu)(bu)春播區(qu)(qu)，北京市(shi)(shi)(shi)(shi)(shi)(shi)(shi)春播區(qu)(qu)，天津(jin)市(shi)(shi)(shi)(shi)(shi)(shi)(shi)春播區(qu)(qu)等作(zuo)青貯(zhu)玉米種(zhong)植。