鲜食甜糯玉米新品种徐甜糯019的选育研究  

Breeding Research of a New Fresh Sweet and Waxy Corn Variety Xutiannuo 019

作　　者：李小珊[1] 黄忠勤[1] 王歆 刘红伟[1] 王波[1] 常勇[1] LI Xiao-shan;HUANG Zhong-qin;WANG Xin(Xuzhou Institute of Agricultural Science of Xuhuai District,Xuzhou,Jiangsu 221131)

机构地区：[1]江苏徐淮地区徐州农业科学研究所,江苏徐州221131

出　　处：《安徽农业科学》2022年第21期45-47,51,共4页Journal of Anhui Agricultural Sciences

基　　金：徐州市科技局项目“鲜食玉米种质资源创新及新品种选育”(KC19115);江苏省科技厅项目“Y两优59优质籼米绿色高效生产技术集成及产业化”(XZ-SZ202053);江苏省科技厅项目“优质高产多抗鲜食糯玉米品种选育”(JBGS[2021]055);徐州市科学技术局项目“徐稻9号优质食味稻米清洁高效生产技术集成示范”(XZ-SZ201844)。

摘　　要：徐甜糯019是以W259为母本、W364为父本杂交选育而成的鲜食甜糯玉米一代杂种。株型半紧凑,株高230cm,穗位高98cm,果穗锥形,穗长19.4cm,穗粗4.4cm,穗行数14行,行粒数38粒,穗轴白色,籽粒白色,籽粒中甜、糯比例为1∶3。抗大斑病、小斑病,中抗纹枯病,稳产性好,2017—2018年鲜穗产量为12 450.6 kg/hm^(2)左右,食味品质优良,口感黏糯香甜,生育期82 d左右。因此,徐甜糯019适宜在江苏地区推广种植。Xutiannuo 019 is a fresh sweet and waxy corn Fhybrid developed by crossing W259 as female parent and W364 as male parent.Its plant type was semi-compact, the plant height was 230 cm and ear position height was 98 cm. The ear of Xutiannuo 019 was cone-shape with 19.4 cm in length and 4.4 cm in diameter.There were 14 rows per ear and 38 grains per row.The spike-stalk and grain were white in color and the proportion of sweet and waxy grain was 1∶3. Xutiannuo 019 was resistant to maize blight and mid-resistant to maize sheath blight.It had stable yield, its ear yield was about 12 650.6 kg/hm^(2).It had good flavor and taste sticky and sweet with its growth period being 82 days. Thus, Xutiannuo 019 was suitable to be cultivated in Jiangsu Province.

关 键 词：甜糯玉米 徐甜糯019 一代杂种 

分 类 号：S513[农业科学—作物学]