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一、发生和防治概况 我场自1954年开始建场以来,曾开垦丘陵红壤荒山,新播茶园14,000余亩,在茶树栽培过程中,曾发生煤污病、白斑病、茶小黄卷叶蛾(群众称卷叶虫、小青虫)、扁刺蛾(洋辣子)、白毒蛾(毛虫)、簑蛾(袋袋虫)和叶蝉等十多种病虫害,但近年来以茶小黄卷叶蛾(Adoxophyes fasciata Walsngham)发生较为严重。1961年以前,因茶棵较小,夏秋有时干旱,茶小黄卷叶蛾发生较轻,茶丛受害率20～60%;最近三年,雨水比较匀调,茶棵长大,
I. Occurrence and Prevention Overview Since the establishment of the farm in 1954, we have reclaimed more than 14,000 acres of tea plantations in the hilly red soil fields of the hilly red soil. During the cultivation of tea trees, coal smut, vitiligo, In the past few years, many species of pests such as Adipophyes fasciata (Entomophthora, Pieris rapae), Pieris rapae, Diplodocus spp., Dipterocarpaceae spp. Walsngham) is more serious. Before 1961, because of the small tea trees, the summer and autumn sometimes droughts, the occurrence of small yellow leaf roller moth occurrence, tea plexus damage rate of 20 to 60%; the last three years, the rain more evenly, the tea grow up,