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期 刊 ：植物保护学报 1999年

关键词：野生稻；栽培稻；转育后代；褐飞虱；抗虫性；

Keywords:wild rice, cultivated rice, introgressive line, brown planthopper, resistance,

摘 要 ：对１０７份栽培稻／野生稻高世代品系及８６个药用野生稻栽培稻回交Ｆ１再生苗进行了苗期抗褐飞虱鉴定，对６４个品系进行了孕穗期抗性鉴定，并初步了野生稻转育后代的苗期拒虫性及孕穗期抗生性等。结果表明，野生稻抗虫基因已导入某些杂交品系Ｂ５，Ｂ２，Ｂ３，Ｂ６，Ｂ１０，Ｂ１１，Ｂ１２，Ｂ１３，Ｂ１４，Ｂ１５，Ｂ７，Ｂ８在苗期表现高抗，在孕穗期表现中抗，抗性水平比对照抗性品种ＩＲ３６高；Ｂ２Ｆ３－５２，Ｂ２Ｆ３－

Abstract:Seedling identifications were conducted for determining the resistance to brown planthopper Nilaparvata lugens Stal of 107 advanced lines of cultivated rice/wild rice and 86 regenerated seedlings of F, backcross between medical wild rice and cultivated ri

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