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根据浙江省松干蚧研究协作组1974年的调查的捕食量测定:杭州桃源岭雷殿山和九里松一带松林中,隐斑瓢虫和异色瓢虫的虫口数量分别占瓢虫总数量的18.6—64.8%和6.8一37.1%;隐斑瓢虫和异色瓢虫的成虫
According to the survey of predation by the research team of Songkhla Scale in Zhejiang Province in 1974, the population of Cryptocarpus and Harmonia axyridis accounts for 18.6-64.8 % And 6.8 to 37.1%; adult spotted ladybugs and ladybirds