Investigation and analysis of plague natural foci in the Loess Plateau of Huining County from 1962 to 2022
FENG Haojiang
AN Junsheng
WU Xinglong
FENG Jiagui
Abstract：Objective To analyze the investigation results of pestis natural foci of Alxa Citellus in Huining County from 1962 to 2022,and provide guidance for pestis prevention and control.Methods Collect and establish the pestis focus survey information database from 1962 to 2022,and analyze the data.Results A total of 14 species of rodents were found in the epidemic focus and Spermophilus alaschanicus was the dominant species.A total of 1 673 small rodents were investigated,belonging to 3 families,6 genera,and 8 species,mainly Meriones meridianus.A total of 183 290 fleas of 50 species were collected and identified,belonging to 23 genera and 7 families.Citellophilus tesquorum mongolicus was the dominant species in the region.In 1962 and 1963,pestis epidemics among animals occurred twice,and 8 strains of plague bacteria were isolated.Passive hemagglutination test detected 92 positive sera of S.alaschanicus in 5 years.Conclusion In recent years,plague among animals is in a resting state.In the future,we should pay close attention to the impact of landscape changes on rodent community structure and rodent-borne diseases.
Keywords：pestisplague natural fociplague investigation
Publication Date：2023-10-20
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)
Pages：4( 442-445 )