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白叶枯病在六合县水稻生产上发生已有20多年历史,每年都有发生。究其原因:一是感病品种种植面积大;二是生产用种检疫不严;三是气候条件适宜;四是水利设施不配套;五是综合防治不力。近几年来,由于采取综防措施,发生面积和发生程度有所下降。主要措施是:1.推广种植抗病品种;2.采取综合防治技术;3.加强栽培管理;4.改革栽培制度。
The bacterial blight has been occurring in the rice production in Liuhe County for more than 20 years and occurs annually. The reason: First, susceptible varieties of large area; Second, the production of quarantine lax; Third, climate conditions suitable; Fourth, water facilities are not supporting; Fifth, comprehensive control is not effective. In recent years, as a result of comprehensive preventive measures, the occurrence area and degree of decline have declined. The main measures are: 1. Promote the cultivation of disease-resistant varieties; 2. Take comprehensive prevention and cure technology; 3. Strengthen cultivation management; 4. Reform and cultivation system.