品種名稱：TF125

      申請者：山東(dong)中農天泰種業有限(xian)公司

      育種者：山(shan)東中(zhong)農天泰種業有限公(gong)司(si)

      品種來源：M315B×TD006

      特征特性：東(dong)華北中早(zao)熟(shu)春玉米(mi)(mi)組出苗至成熟(shu)127.5天，比對照東(dong)農264晚熟(shu)0.3天。幼苗葉鞘紫(zi)色(se)(se)，花絲綠(lv)色(se)(se)，花藥紫(zi)色(se)(se)，穎殼紫(zi)色(se)(se)。株型半緊湊(cou)，株高311厘(li)米(mi)(mi)，穗(sui)(sui)(sui)位高118厘(li)米(mi)(mi)，成株葉片(pian)數18—20片(pian)。果穗(sui)(sui)(sui)筒型，穗(sui)(sui)(sui)長20.3厘(li)米(mi)(mi)，穗(sui)(sui)(sui)行(xing)數16—18行(xing)，穗(sui)(sui)(sui)軸紅色(se)(se)，籽粒(li)黃色(se)(se)，籽粒(li)類型半馬齒，百粒(li)重34.7克。經(jing)鑒定，中抗莖腐病(bing)，感(gan)大斑病(bing)，感(gan)穗(sui)(sui)(sui)腐病(bing)，感(gan)灰斑病(bing)，感(gan)絲黑穗(sui)(sui)(sui)病(bing)。經(jing)測(ce)定，籽粒(li)容重752克/升，粗淀粉含量(liang)73.26%，粗蛋白含量(liang)10.66%，粗脂(zhi)肪(fang)含量(liang)4.07%，賴氨酸(suan)含量(liang)0.30%。

      產量表現：參加國家(jia)玉米品(pin)種綠色通(tong)道試(shi)驗東華北中早熟(shu)春玉米組(zu)。2022年(nian)區域試(shi)驗初試(shi)平(ping)均畝(mu)產(chan)(chan)(chan)818千克，比(bi)對(dui)照(zhao)增(zeng)產(chan)(chan)(chan)7.0%；2023年(nian)區域試(shi)驗復試(shi)平(ping)均畝(mu)產(chan)(chan)(chan)840千克，比(bi)對(dui)照(zhao)增(zeng)產(chan)(chan)(chan)5.3%；兩年(nian)區域試(shi)驗平(ping)均畝(mu)產(chan)(chan)(chan)829千克，比(bi)對(dui)照(zhao)增(zeng)產(chan)(chan)(chan)6.2%。2023年(nian)生產(chan)(chan)(chan)試(shi)驗，平(ping)均畝(mu)產(chan)(chan)(chan)794千克，比(bi)對(dui)照(zhao)增(zeng)產(chan)(chan)(chan)6.5%。

      栽培技術要點：適宜播種期4月下旬(xun)至5月上(shang)旬(xun)，密度4500株/畝左右，注(zhu)意防治大斑病(bing)和穗腐病(bing)，及(ji)地下害(hai)蟲、玉米螟蟲等病(bing)蟲害(hai)防治。

      審定意見：該品種(zhong)符合國家玉米(mi)品種(zhong)審(shen)定標準，通(tong)過審(shen)定。適(shi)宜在黑龍(long)江省(sheng)第二積(ji)溫帶，吉林省(sheng)延邊州(zhou)、白山(shan)市(shi)(shi)(shi)(shi)(shi)(shi)的(de)部(bu)(bu)(bu)(bu)(bu)分地(di)區(qu)，通(tong)化(hua)市(shi)(shi)(shi)(shi)(shi)(shi)、吉林市(shi)(shi)(shi)(shi)(shi)(shi)的(de)東部(bu)(bu)(bu)(bu)(bu)，內蒙古中(zhong)東部(bu)(bu)(bu)(bu)(bu)的(de)呼(hu)(hu)倫貝爾市(shi)(shi)(shi)(shi)(shi)(shi)扎蘭(lan)屯市(shi)(shi)(shi)(shi)(shi)(shi)南部(bu)(bu)(bu)(bu)(bu)、興安盟中(zhong)北(bei)(bei)部(bu)(bu)(bu)(bu)(bu)、通(tong)遼市(shi)(shi)(shi)(shi)(shi)(shi)扎魯(lu)特(te)旗中(zhong)部(bu)(bu)(bu)(bu)(bu)、赤峰市(shi)(shi)(shi)(shi)(shi)(shi)中(zhong)北(bei)(bei)部(bu)(bu)(bu)(bu)(bu)、烏蘭(lan)察布(bu)市(shi)(shi)(shi)(shi)(shi)(shi)前(qian)山(shan)、呼(hu)(hu)和(he)浩特(te)市(shi)(shi)(shi)(shi)(shi)(shi)北(bei)(bei)部(bu)(bu)(bu)(bu)(bu)、包頭(tou)市(shi)(shi)(shi)(shi)(shi)(shi)北(bei)(bei)部(bu)(bu)(bu)(bu)(bu)早熟(shu)區(qu)，河(he)北(bei)(bei)省(sheng)張家口市(shi)(shi)(shi)(shi)(shi)(shi)壩(ba)下丘(qiu)陵(ling)及河(he)川中(zhong)早熟(shu)區(qu)和(he)承德市(shi)(shi)(shi)(shi)(shi)(shi)中(zhong)南部(bu)(bu)(bu)(bu)(bu)中(zhong)早熟(shu)地(di)區(qu)，山(shan)西省(sheng)中(zhong)北(bei)(bei)部(bu)(bu)(bu)(bu)(bu)大(da)同市(shi)(shi)(shi)(shi)(shi)(shi)、朔州(zhou)市(shi)(shi)(shi)(shi)(shi)(shi)、忻州(zhou)市(shi)(shi)(shi)(shi)(shi)(shi)、呂(lv)梁(liang)市(shi)(shi)(shi)(shi)(shi)(shi)、太(tai)原市(shi)(shi)(shi)(shi)(shi)(shi)、陽泉市(shi)(shi)(shi)(shi)(shi)(shi)海(hai)拔900—1100米(mi)的(de)丘(qiu)陵(ling)地(di)區(qu)，寧夏南部(bu)(bu)(bu)(bu)(bu)山(shan)區(qu)海(hai)拔1800米(mi)以下地(di)區(qu)種(zhong)植。