近年来,稻褐飞虱已成为晚稻生产的一种主要害虫。实践表明,选育抗褐飞虱水稻品种是防治该虫既经济、有效,又避免化学农药污染的新途径,也是育种工作中一项极其重要的课题。 In recent years, rice brown planthopper has become a major pest of late rice production. Practice shows that selecting and breeding rice varieties resistant to BPH is a new way to prevent and control this insects both economically and effectively and to avoid chemical pesticide contamination. It is also an extremely important issue in breeding work.