foresters lesníci 5 [vynechat] dejiny lesníctva 4 [vynechat] history of forestry 4 [vynechat] forest management 2 [vynechat] forestry 2 [vynechat] lesné hospodárstvo 2 [vynechat] lesníctvo 2 [vynechat] afforestation 1 [vynechat] environmental protection 1 [vynechat] environmentalists 1 [vynechat] forest conservation 1 [vynechat] forests 1 [vynechat] lesy 1 [vynechat] man and environment 1 [vynechat] obnova lesných porastov 1 [vynechat] ochrana lesa 1 [vynechat] ochrana životného prostredia 1 [vynechat] ochráncovia prírody 1 [vynechat] odborné školstvo 1 [vynechat] private farmers 1 [vynechat] sustainable life 1 [vynechat] súkromní poľnohospodári 1 [vynechat] udržateľný život 1 [vynechat] vocational education 1 [vynechat] človek a životné prostredie 1 [vynechat]