品種名稱：鐵391

      申 請 者：四川同路農(nong)業科技有限責任公司

      育 種 者：四川同路(lu)農業(ye)科技(ji)有限責任公司

      品種來源：T1004×T12067

      特征特性：東華北中晚熟春玉米組出苗至成熟126天(tian)，比對照鄭單958早熟1天(tian)。幼苗葉(xie)鞘淺(qian)紫色(se)(se)(se)(se)，葉(xie)片深綠色(se)(se)(se)(se)，葉(xie)緣紫色(se)(se)(se)(se)，花(hua)藥紫色(se)(se)(se)(se)，穎殼紫色(se)(se)(se)(se)。株型(xing)半(ban)緊湊，株高283.5厘米，穗(sui)位高112.5厘米，成株葉(xie)片數20片。果穗(sui)筒型(xing)，穗(sui)長21厘米，穗(sui)行數14-18行，穗(sui)粗(cu)5.1厘米，穗(sui)軸紅色(se)(se)(se)(se)，籽粒黃色(se)(se)(se)(se)、半(ban)馬齒，百粒重37.7克(ke)。接種鑒定，感大斑病，中(zhong)(zhong)抗絲黑(hei)穗(sui)病，中(zhong)(zhong)抗灰斑病，中(zhong)(zhong)抗莖腐(fu)病，中(zhong)(zhong)抗穗(sui)腐(fu)病，籽粒容重768克(ke)/升，粗(cu)蛋白含量(liang)(liang)8.95%，粗(cu)脂(zhi)肪(fang)含量(liang)(liang)3.95%，粗(cu)淀粉含量(liang)(liang)73.65%，賴(lai)氨酸含量(liang)(liang)0.25%。

      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786.7千(qian)克，比(bi)對(dui)照鄭單(dan)958增產(chan)9.48%。2017年生產(chan)試驗，平均畝產(chan)711.6千(qian)克，比(bi)對(dui)照鄭單(dan)958增產(chan)10.1%。

      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月下旬(xun)至5月上旬(xun)播種(zhong)，畝種(zhong)植(zhi)密度3800～4000株。

      審定意見：該品(pin)種(zhong)符合國(guo)家(jia)玉米(mi)品(pin)種(zhong)審定(ding)標準(zhun)，通過審定(ding)。適宜在吉(ji)林省四平市(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)、松原市(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)、長(chang)春市(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)大部(bu)分地(di)區(qu)和(he)遼(liao)源市(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)、白(bai)城市(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)、吉(ji)林市(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)部(bu)分地(di)區(qu)以及通化市(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)南部(bu)，遼(liao)寧省除東部(bu)山(shan)(shan)區(qu)和(he)大連市(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)、東港市(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)以外的大部(bu)分地(di)區(qu)，內蒙(meng)古(gu)赤(chi)峰市(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)和(he)通遼(liao)市(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)大部(bu)分地(di)區(qu)，山(shan)(shan)西省忻州(zhou)市(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)、晉中市(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)、太原市(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)、陽泉市(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)、長(chang)治市(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)、晉城市(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)、呂梁市(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)平川區(qu)和(he)南部(bu)山(shan)(shan)區(qu)，河北(bei)(bei)省張家(jia)口市(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)、承德市(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)、秦(qin)皇島市(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)、唐山(shan)(shan)市(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)、廊坊市(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)、保定(ding)市(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)北(bei)(bei)部(bu)、滄(cang)州(zhou)市(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)北(bei)(bei)部(bu)春播(bo)區(qu)，北(bei)(bei)京市(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)春播(bo)區(qu)，天津市(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)春播(bo)區(qu)種(zhong)植。