超甜玉米杂交种中甜1号的选育技术报告  

Breeding Report for Super-sweet Maize Hybrid Zhongtian No.1

作　　者：禹玉华[1] 梁杰[2] 刘远星 段俊[1] 张旭林[2] 古汉明 王燕君[2] 王鸿昌[2] 梁承邺[1] 

机构地区：[1]中国科学院华南植物园,广州510650 [2]东莞市农业种子研究所,广东东莞523063

出　　处：《玉米科学》2005年第z1期92-94,共3页Journal of Maize Sciences

基　　金：广东省科技计划项目(2002B2120102)资助.

摘　　要：中甜1号是由中国科学院华南植物园与东莞市农业种子研究所合作育成。是以超甜玉米自交系SY203为母本,自交系SW18为父本组配而成的单交种。通过品种比较试验、全省区域试验和生产示范试验,结果表明:中甜1号比目前广东省生产上的主栽品种穗甜1号平均增产8%以上,具有抗大小斑病、青枯病和纹枯病,蚜虫和玉米螟危害轻,抗倒伏以及适应性强等特点。该杂交种植株健壮,生长势强,叶色浓绿,子粒黄白相间,后期保甜度好,可溶性糖含量达18%以上,且果皮较薄,适口性好,品质较优。Zhongtian No.1 is a single cross hybrid which was combined with SY203 as the female parent and SW18 as the male parent. The result showed from the variety comparison experiment Guangdong provincial supersweet maize regional experiment and the production experiments in different regions that Zhongtian No.1 increases the fresh ear yield more than 8% when compared with supersweet maize hybrid Suitian No.1 which is main planting variety in Guangdong corn productinn. Zhongtian No.1 has the character of high resistance to the diseases pests and lodging high comprehensive productivity wide adaptation etc. This new variety has a strong plant a better growth vigour a strong green leave a yellow and white grain. Furthermore it has also a good sweetness when picked the ripen ear. Water-soluble polysaccharoseWSP was more than 18% for Zhongtian No.1 which has a thinner grain pericarp and a good quality.

关 键 词：超甜玉米 中甜1号 品种选育 

分 类 号：S513.035.1[农业科学—作物学]