| [patterns in the change in the number of carriers and epizootic activity in a floodplain local natural focus of tularemia in voronezh province]. | prolonged study of the population of arvicola terrestris l. in connection with tularemia epizootic among these animals showed this animal to serve as the principal carrier of tularemia infection in the povorinsk natural focus. epizootics proved to originate with a definite threshold count of arvicola terrestris l.; this threshold constituted about 30% of the trapped animals. dynamics of the epizootic activity was characterized by alterations of cycles of various duration, coursing by waves, with ... | 1978 | 149487 |