湘南地区天草主要病虫害发生特点及综合防治

Study on Appearance-Character and Comprehensive Prevention of Some Disease and Pest on Tiancao Citrus Growing in the South of Hunan

天草主要病害有炭疽病、煤烟病、日灼病和缺素症,主要害螨害虫有红蜘蛛、锈壁虱、蚜虫、潜叶蛾、柑桔象虫类、柑桔凤蝶和介壳虫类.文章总结了这些主要病虫害在天草上发生特点、时期及防治方法.

The diseases fromTiancao Citrus growing in the south of Hunan is mostly Citrus Anthrance, Citrus sooty mold, Sunscald and Nutritional deficiency sy mptom, while the most acari and pest is Panonychus citri, Phyllocoptruta olrivora, Toxoptera citricidus, Phyllocnistis citreUa, Sympiezomias citri and Hypomeces squamosus, Papilio xuthus and kind of scale insects. The appearance - character and period as well preventive methods of these diseases or pests are summarized in this paper.