90年代以来 ,稻瘿蚊在江西赣州地区危害十分严重 ,年发生面积达 13 .3万～ 2 0 .0万hm2 。为了有效防治 ,1997年引进广东省农科院选育的抗蚊青占与两系不育系安湘S、培矮 64S配组。经种植 ,所配组合的标葱率均为 0 ,表明抗稻瘿蚊基因为显性基因 ;同时所配组合产量较高 ,生产上有较大的利用价值 Since the 90s, the rice gall midge in Ganzhou, Jiangxi Province, the damage is very serious, with an annual area of ​​133,000 to 20,000 hm2. In order to effectively prevent and control, in 1997 the introduction of Guangdong Academy of Agricultural Sciences anti-mosquito green accounted for two lines of sterile line Anxiang S, Pei-dai 64S with the group. Planting, with the combination of the standard onion rate of 0, indicating that resistance to rice gall midge gene dominant genes; at the same time with a higher yield, production has greater value