对茶园病、虫、草实施无公害防治 ,是开发绿色食品和有机茶进行高效茶叶生产的重要措施。我国绿色食品开发工作始于九十年代初期 ,湖南兰岭茶厂于同时期建立良种茶园 ,实施茶园虫、病、草无公害防治工作 ,目前已取得明显成效。使茶园生态进入良性循环、茶园害虫天敌种群数量多 On the tea plant diseases, insects, grass pollution prevention and control, is the development of green food and organic tea, an important measure for efficient tea production. The development of green food in China started in the early 1990’s. At the same time, Hunan Lanling Tea Factory has established a good variety of tea plantations. Implementation of pollution prevention and control measures for insects, illnesses and weeds has achieved remarkable results. Make the ecology of tea garden enter a virtuous cycle, the number of pest natural enemies in tea garden is large