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甜糯型鲜食玉米新品种白甜糯209的选育 被引量:2

A New Fresh Edible Sweet and Waxy Corn F_(1) Hybrid—‘Baitiannuo 209’
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摘要 白甜糯209是以自交系LN38为母本,以自交系LN205为父本配制而成的甜糯型鲜食玉米一代杂种。中早熟,播种至鲜穗采收83 d(天)左右;株型半紧凑,株高217 cm,穗位高105 cm;果穗筒型,穗长19.1 cm,穗粗4.5 cm,穗行数14行,行粒数33粒,籽粒白色,甜、糯籽粒比例为1∶3;支链淀粉占总淀粉含量的97.5%,皮渣率8.1%;每667 m^(2)鲜穗产量900 kg左右,抗大斑病,中抗小斑病、纹枯病,适宜在江苏省及其周边相似生态区种植。 ‘Baitiannuo 209’is a new fresh edible sweet and waxy corn F_(1) hybrid bred by crossing inbred line‘LN38’as female parent and inbred line‘LN205’as male parent.It is of medium-early maturity.It takes about 83 days from sowing to fresh ear harvesting.It is of semi-compact plant type.It is 217 cm in plant height and 105 cm in ear position height.Its ear is of cylindrical shape,19.1 cm in length and 4.5 cm in ear diameter.There are 14 rows in each ear and 33 grains in one line.Its grain is white in color.The proportion of sweet and waxy grain is 1∶3.The amylopectin content takes 97.5%of the total starch content.The hide trimmings rate is 8.1%.It can yield fresh ear about 13.5 t·hm^(-2).It is resistant to large spot disease and medium resistant to small spot disease and sheath blight.It is suitable to be planted in Jiangsu Province and surrounding areas with same ecological conditions.
作者 王军 李洪涛 许瀚元 祝庆 李淑芬 迟铭 WANG Jun;LI Hongtao;XU Hanyuan;ZHU Qing;LI Shufen;CHI Ming(Lianyungang Academy of Agricultural Sciences,Lianyungang 222006,Jiangsu,China)
出处 《中国蔬菜》 北大核心 2021年第7期101-103,共3页 China Vegetables
关键词 甜糯玉米 白甜糯209 一代杂种 sweet and waxy corn ‘Baitiannuo 209’ F_(1) hybrid
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