水稻制种基地病、虫、草害的系统控制

杂交水稻制种田是一个特殊的生态系统 ,将制种稻田的病虫草害作为独立系统纳入质量管理体系综合治理 ,在大面积上取得了成功。具体阐述了调整制种水稻父、母本生育进程 ,从生理生态上避开、拮抗水稻螟虫、稻苞虫、稻瘟病、稻粒黑粉病的原理 ;详述了特殊的肥、水管理 ,以作物为本 ,实施健身栽培控制稻粒黑粉病、水稻纹枯病的系统理念和实施方法 ;给出了以效价比为标准 ,筛选新型农药 ,进行适当的化学防治作为整个管理系统的必要补充

A Study on the Comprehensive Control over the Diseases,pests and weeds in the Fields for Hybrid Rice Seed Production

The fields for hybrid seed production is a special ecological system.The diseases,pests and weeds in the system have been controlled synthtically with a lot of measures for many years,and a great success has been made.These measures included regulating the growth process of the male and femal parents to avoid or resist the attack of diseases such as rice blast and rice kernel smut and pests such as rice borer,rice plant skipper ecologically and physiologically,irrigating and fertilizing the fields specially to control rice kernel smut and rice sheath bright, and applying farm chemicals in the fields according to the law of cost-income.