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培育对主要病虫害具抗性的水稻品种是近年来国际上水稻育种的重点。常见的病虫害有水稻稻瘟病、白叶枯病和褐飞虱等。在发病地区,对这些病虫不进行严格的药剂防治或防治失时的话,会导致严重减产甚至颗粒无收。在这些病虫常发地区推广抗性品种,
Breeding of rice varieties resistant to major pests and diseases is the focus of international rice breeding in recent years. Common pests and diseases are rice blast, bacterial leaf blight and brown planthopper. In the areas where the disease is occurring, strict control of pesticides or control of these pests and diseases will result in serious production cuts or even crop failure. Popularize resistant varieties in these pest-prone areas,