forest stands 12 [vynechat] lesné porasty 12 [vynechat] forest ecosystems 5 [vynechat] lesné ekosystémy 5 [vynechat] ochrana lesa 5 [vynechat] pestovanie lesa 4 [vynechat] pests of wood 4 [vynechat] škodcovia dreva 4 [vynechat] forest conservation 3 [vynechat] forest cultivation 3 [vynechat] forests 3 [vynechat] lesy 3 [vynechat] forest protection 2 [vynechat] obnova lesných porastov 2 [vynechat] afforestation 1 [vynechat] air pollutant emission 1 [vynechat] botanika 1 [vynechat] botany 1 [vynechat] climate changes 1 [vynechat] damage to forests 1 [vynechat] dendrobiology 1 [vynechat] dendrobiológia 1 [vynechat] dendrometria 1 [vynechat] dendrometry 1 [vynechat] ecology 1 [vynechat] ekológia 1 [vynechat] ekológia lesa 1 [vynechat] emisie znečisťujúcich látok 1 [vynechat] forest ecology 1 [vynechat] forest management 1 [vynechat]