机械化栽培高粱龙杂7号的选育

Selection of Mechanized Cultivation Sorghum Hybrid “Longza No.7”

龙杂7号是黑龙江省农科院作物育种研究所以龙149A为母本、外4为父本,采用常规育种方法选育的早熟机械化栽培高粱杂交种。该杂交种生育日数92d,生育积温2150℃,株高140cm,产量6098.5kg/hm2。抗叶部病害和黑穗病。2003年通过黑龙江省农作物品种审定委员会的审定。

＂Longza No.7＂ is a premature mechanized cultivation sorghum hybrid, which selected from Long 149A-Wai 4 with normal method by plant breeding institute of Heiliongjiang academy of agricultural science. This hybrid＇s growing stage is 92d. Its accumulated temperature is 2150℃. Its plant height is 140cm. Its yield is 6098.5 kg/hm^2. The hybrid is resistant to leaf disease and head smut. It was examined and approved by Heilongjiang crop variety examination committee in 2003.