In the Šiprage's Valley and on the surrounding slopes, along with the Vrbanja river and its tributaries, there stretches the surface of arable land, with belts of mixed deciduous and coniferous forests (spruce and abies, white and black pine) and mixed woods of beech and hornbeam [REF].
Pastures, cutters and a catchment area covering the life of the natural community (biocenosis) of the associated vegetation zones.