English: Ecological study of vole-mite communities in the grassland infested with the tsutsugamushi disease : Estimation of relative abundance of mites from the viewpoint of the vole population
Japanese: 恙虫病々毒草原におけるハタネズミ・恙虫群集の生態学的研究 : その 2 恙虫出現頻度算定に対する野鼡個体群の影響