1981—1991年对国际水稻白叶枯病鉴定圃586份材料的抗性鉴定结果,高抗和抗白叶枯病的材料262份,占44.71％。其中有不少材料兼抗褐稻虱,株型、米质亦较好,生育期适合本地要求,与杂交稻不育系配组,还具有较强的恢复能力,惟粒稀粒轻,宜用作抗性亲本进行水稻抗性育种。 In 1981-1991, the identification results of 586 materials against the International Bacterial Blight in Rice were identified. Among them, 262 were highly resistant and resistant to bacterial blight, accounting for 44.71%. Many of them have anti-brown planthopper resistance. Plant type and quality are also good. The growth period is suitable for local requirements. It is also used for mating with CMS lines of hybrid rice. It also has strong ability of restoring, Used as resistant parents for rice resistance breeding.