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为了保护和利用天敌,开展生物防治,降低化学农药学量,近年结合安徽茶区天敌资源调查,对食虫益鸟及其对茶园害虫的生态控制进行了初步考查研讨,整理如后。考查方法与步骤1981～1982年,按安徽茶区的地理生态特征,在皖南山区祁门、屯溪、歙县,皖南沿江丘陵地区宣城、郎溪和皖西大别山区霍山等县(市)选定代表性产茶社队和茶场进行调查。调查时间选定在夏茶前后、害虫发生较多和鸟类活动频繁的季节。射猎的鸟只在野外随即用2%甲醛溶液注射胃中防腐,阻止食物继续消化。而后带回室内取出鸟
In order to protect and utilize natural enemies, to carry out biological control and reduce the amount of chemical pesticides, in recent years, based on the survey of natural enemies resources in tea areas in Anhui Province, a preliminary investigation and discussion were conducted on the ecological control of the insects and insects and their pests. Methods and Steps of Examination In 1981-1982, according to the geographical and ecological characteristics of tea areas in Anhui Province, Xuancheng, Langxi and Huoshan counties (cities) in the western Anhui Province in Qimen, Tunxi, Lixian, Selected representative tea production team and tea plantation to investigate. Survey time was selected before and after the summer tea, pests and bird activities occur more frequently in the season. Hunting birds in the wild then 2% formaldehyde solution was injected into the stomach antiseptic to prevent food to continue digestion. Then bring the bird back to the room