品種名稱：潞鑫19

      申 請 者：四(si)川同路農業科(ke)技(ji)有限責任(ren)公司

      育 種 者：四(si)川同路農業科技有(you)限責任(ren)公司

      品種來源：XA211×XB946

      特征特性：東華北中晚熟春玉米組出苗至成熟125.5天(tian)，比對(dui)照鄭(zheng)單958早(zao)熟(shu)1.5天(tian)。幼(you)苗葉(xie)(xie)(xie)鞘淺紫(zi)色(se)，葉(xie)(xie)(xie)片(pian)(pian)綠色(se)，葉(xie)(xie)(xie)緣紫(zi)色(se)，花藥淺紫(zi)色(se)，穎殼淺紫(zi)色(se)。株(zhu)型半(ban)緊湊，株(zhu)高285厘(li)(li)米，穗(sui)位高114.5厘(li)(li)米，成株(zhu)葉(xie)(xie)(xie)片(pian)(pian)數20.6片(pian)(pian)。果穗(sui)長(chang)錐型，穗(sui)長(chang)21.5厘(li)(li)米，穗(sui)行數16-18行，穗(sui)粗5厘(li)(li)米，穗(sui)軸紅色(se)，籽粒黃色(se)、半(ban)馬齒(chi)，百粒重36.3克。接種鑒定，感大斑病，高抗絲黑穗(sui)病，感灰斑病，中抗莖腐病，抗穗(sui)腐病，籽粒容重789克/升，粗蛋白含(han)量9.47%，粗脂肪含(han)量4.09%，粗淀粉含(han)量72.87%，賴氨酸含(han)量0.27%。

      產量表現：2016-2017年參加東華北中晚熟春玉米組區域試驗，兩年平均畝產765.9千克(ke)，比對(dui)照(zhao)鄭單(dan)958增(zeng)產6.58%。2017年生(sheng)產試驗，平均畝(mu)產661.4千克(ke)，比對(dui)照(zhao)鄭單(dan)958增(zeng)產2.3%。

      栽培技術要點：中等肥力以上地塊栽培，東華北中晚熟春玉米區4月下(xia)旬至(zhi)5月上(shang)旬播種(zhong)，畝種(zhong)植密(mi)度3800～4000株。

      審定意見：該品種(zhong)符合國家玉(yu)米品種(zhong)審(shen)定(ding)標準，通(tong)過審(shen)定(ding)。適宜在吉(ji)林省(sheng)四平市(shi)(shi)(shi)(shi)(shi)(shi)、松原市(shi)(shi)(shi)(shi)(shi)(shi)、長春市(shi)(shi)(shi)(shi)(shi)(shi)大部(bu)(bu)(bu)分(fen)地(di)(di)區(qu)(qu)(qu)(qu)和(he)遼源(yuan)市(shi)(shi)(shi)(shi)(shi)(shi)、白城市(shi)(shi)(shi)(shi)(shi)(shi)、吉(ji)林市(shi)(shi)(shi)(shi)(shi)(shi)部(bu)(bu)(bu)分(fen)地(di)(di)區(qu)(qu)(qu)(qu)以及(ji)通(tong)化市(shi)(shi)(shi)(shi)(shi)(shi)南(nan)部(bu)(bu)(bu)，遼寧(ning)省(sheng)除東(dong)部(bu)(bu)(bu)山區(qu)(qu)(qu)(qu)和(he)大連市(shi)(shi)(shi)(shi)(shi)(shi)、東(dong)港市(shi)(shi)(shi)(shi)(shi)(shi)以外的(de)大部(bu)(bu)(bu)分(fen)地(di)(di)區(qu)(qu)(qu)(qu)，內蒙(meng)古赤峰市(shi)(shi)(shi)(shi)(shi)(shi)和(he)通(tong)遼市(shi)(shi)(shi)(shi)(shi)(shi)大部(bu)(bu)(bu)分(fen)地(di)(di)區(qu)(qu)(qu)(qu)，山西(xi)省(sheng)忻州市(shi)(shi)(shi)(shi)(shi)(shi)、晉(jin)(jin)中市(shi)(shi)(shi)(shi)(shi)(shi)、太(tai)原市(shi)(shi)(shi)(shi)(shi)(shi)、陽泉(quan)市(shi)(shi)(shi)(shi)(shi)(shi)、長治(zhi)市(shi)(shi)(shi)(shi)(shi)(shi)、晉(jin)(jin)城市(shi)(shi)(shi)(shi)(shi)(shi)、呂梁市(shi)(shi)(shi)(shi)(shi)(shi)平川區(qu)(qu)(qu)(qu)和(he)南(nan)部(bu)(bu)(bu)山區(qu)(qu)(qu)(qu)，河(he)北(bei)省(sheng)張(zhang)家口(kou)市(shi)(shi)(shi)(shi)(shi)(shi)、承德市(shi)(shi)(shi)(shi)(shi)(shi)、秦皇島市(shi)(shi)(shi)(shi)(shi)(shi)、唐山市(shi)(shi)(shi)(shi)(shi)(shi)、廊坊市(shi)(shi)(shi)(shi)(shi)(shi)、保(bao)定(ding)市(shi)(shi)(shi)(shi)(shi)(shi)北(bei)部(bu)(bu)(bu)、滄(cang)州市(shi)(shi)(shi)(shi)(shi)(shi)北(bei)部(bu)(bu)(bu)春播(bo)區(qu)(qu)(qu)(qu)，北(bei)京市(shi)(shi)(shi)(shi)(shi)(shi)春播(bo)區(qu)(qu)(qu)(qu)，天津市(shi)(shi)(shi)(shi)(shi)(shi)春播(bo)區(qu)(qu)(qu)(qu)種(zhong)植。