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柑桔是保靖县主要农业产业之一,而柑桔红蜘蛛对柑桔的为害,严重制约了保靖县柑桔产业的发展。笔者调查研究了2011~2014年保靖县柑桔红蜘蛛的种群消长动态,结果表明,柑桔红蜘蛛在每年3月发生,随着气温的上升,5月中旬达到第一次高峰期,最适发生条件为气温20℃左右的阴雨天气,2014年4月中旬正遇这一最适环境条件而呈爆发性大发生。在防治上应注意此环境条件出现。
Citrus is one of the main agricultural industries in Baojing County, citrus red spider on the citrus damage, seriously restricting the development of Baojing citrus industry. The author investigated and studied the population dynamics of spider mites in Baojing County from 2011 to 2014. The results showed that the spider mites occurred in March each year and reached the first peak in mid-May as the temperature increased Suitable conditions for the temperature of about 20 ℃ rainy weather, mid-April 2014 met the most suitable environmental conditions were explosive big occurred. In the prevention and control should pay attention to this environmental conditions appear.