福建中部地区家鼠蚤类的调查报告

本文首次报告了福建中部地区家鼠体上寄生蚤的情况。以缓慢细为蚤优势种,小家鼠不染不等单蚤,适存病蚤仅在臭鼩鼱体上采集到。黄胸鼠、褐家鼠的染蚤率和蚤指数高于小家鼠和臭鼩鼱;不同性别家鼠的染蚤率和蚤指数无显著差异;鼠蚤性比以雌性多于雄性;季节消长:缓慢细蚤为10月至翌年5月、不等单蚤为12月至翌年4月、印鼠客蚤为5月至11月、适存病蚤为12月至翌年2月。

INVESTIGATION ON RAT FIEAS IN THE MIDDLE DISTRICT OF FUJIAN

During 1985-1986 an investigation of fleas on the four rat species wascarried out in the middle district of Fujian. From 296 Rattus norvegicus,141 Rattus flavipectus, 121 Mus msuculus and 158 Suncus murinus 1241fleas are colleted. Leptopsylla segnis, Monopsyllus anisus, Xenopsyllacheopis and Nosopsyllus nicanus are found on the four rat sepecies. L.segnis is the predominant species and amounfed to 42.79％ of the colleetionM.anisus,X.cheopis and N .nicanus are 22.40％, 31.99％ and 2.82% respec-tively.L .segnis is predominant on the R .norvegicus, the R.fiavipectusand the M .musculus. X. cheopis is predominant on the S.murinus. M.an-isus is wanting on the M.musculus. N.nicanus is only found on the S.murinus. The rate of infestation and the index of fleas are higher on theR.norvegicus and the R.flavipectus than on the M.mususlus and theS. murinus. Beside female and males of the M.anisus is equal in number the felmale of other fleas are more than the males. The seasonal peak ofL.segnis, M. anisus,X.cheopis and N. nicanus are from October to May ofnext year, from December to April of next year, from May to Novemberand from Decembel to February of next year respectively.