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1986-1991年对17个省、市、自治区36个科研大专院校提供的804份水稻新品种(系)进行了水稻抗稻瘟病苗期和成株期鉴定,从中提出一批可供育种和生产上直接或间接利用的抗性材料。
A total of 804 new rice varieties (lines) from 36 scientific research colleges and universities in 17 provinces, municipalities and autonomous regions from 1986 to 1991 were identified for resistance to rice blast at seedling stage and adult stage. Resistant material used directly or indirectly in production.