湛江市甘林地区鼠蚤动态分析

目的了解43年后湛江市甘林地区家、野鼠及其鼠体蚤变化情况。方法对调查地点内的家、野鼠及其鼠体蚤进行为期一年的调查，鼠密度、蚤指数作为主要变化指标。结果全年平均家鼠密度为8．02％，所捕获的动物中褐家鼠和臭鼠句脯的比例增加，黄胸鼠仍为优势种(54．55％)；全年平均野鼠密度为3．24％，野鼠种群中黄毛鼠仍为优势种(74．59％)，社鼠(Rattus niviventer confueianus)已成为当地的稀有种群；全年平均家鼠鼠体蚤指数为2．87，印鼠客蚤在家鼠鼠体蚤种群中占绝对优势(98．46％)；全年平均野鼠鼠体蚤指数为0．33，伍氏病蚤为优势种(93．02％)。结论受住宅结构、环境气温和农业开发等综合因素的长期影响，湛江市甘林地区家、野鼠及鼠体蚤已发生相应变化。

Dynamic Analysis on Rodent and Flea in Ganlin Zhanjiang

Objective Understanding circumstance of rodent and flea in Ganlin Zhanjiang after 43 years.Methods One-year inquisition was proceeded in the area of investigation, rodent density and flea index were regarded as the main index.Results Whole year average density of rodent indoors is 8.02%,the percentage of Rattus norvegicus and Suncus murinus of rodent communities indoors had risen. The predominant species is Rattus flavipectus(54.55%).Whole year average density of rodent in field is 3.24%,Rattus losea is the predominant species of rodent communities in field (74.59%),Rattus confucianus lotipes had become the rare species. Whole year average index of flea of rodent indoors is 2.87, Xexopsylla cheopis is the predominant species of flea communites (98.46%). Whole year average index of flea of rodent in field is 0.33,Nosopsylla Wualis is the predominant species (93.02%). Conclusions Owing to residence construction, environment temperature, agriculture development etc. synthesize facts influenced , rodent and flea in Ganlin Zhanjiang had already changed.