Lactose not fermented Lactose not fermented

Saccharose not Saccharose fermented,

fermented; forms acid, no gas

alkalinity; no gas

Thermal death point Thermal death point 58° Thermal death point

(moist) 58° C. in 15 C. in 10 minutes (moist) 58° C. in 7

minutes minutes

Desiccated it dies Dies quickly, if dried Dies in 3 days if dried

according to bulk in at body temperature

7 to 49 days

Dies in water in 3 to 4 Dies in water in 10 to

months 15 days

Dies in soil in 2 to 3 Dies in soil in 4 to 6

months days

Pathogenic to swine, Pathogenic to swine and Pathogenic to swine,

rabbits, guinea pigs, rabbits hens, pigeons,

mice, pigeons pheasants, sparrows,

mice, rabbits,

cattle, deer,

guineapigs, etc.

Text book of veterinary medicine, Volume 4 (of 5) · 第 17 / 144 题