Значение некоторых промысловых млекопитающих-фитофагов в аласно-таежных экосистемах Лено-Амгинского междуречья

The article deals with the process weight of recycled vegetative feed and returned dry basis to environment in the form of the solid egesta of musk beaver, polar hare and Roe Dear. In the years of increasing in the number significance of polar hare is constantly growing up.