Criterions of segregating the agricultural land subjecting the surface water erosion in mountain areas (on the example the drainage area of stream Wierchomla Wielka)
RU
Kriterii opredelenija lugopastbishhnykh ugodijj, podchinjajushhikhsja poverkhnojj vodnojj ehrozii v gornykh rajjonakh (na primere sliva potoka Verkhomlja Vel'ka)