biological plant control biologická ochrana rastlín 2 [vynechat] chemical plant protection 1 [vynechat] chemická ochrana rastlín 1 [vynechat] choroby rastlín 1 [vynechat] ecological agriculture 1 [vynechat] ekologické poľnohospodárstvo 1 [vynechat] environmental protection 1 [vynechat] fruit woody plants 1 [vynechat] grape vine 1 [vynechat] krajinná ekológia 1 [vynechat] landscape ecology 1 [vynechat] ochrana životného prostredia 1 [vynechat] ovocné dreviny 1 [vynechat] pests of plants 1 [vynechat] plant diseases 1 [vynechat] sustainable development 1 [vynechat] trvalo udržateľný rozvoj 1 [vynechat] vinič hroznorodý 1 [vynechat] škodcovia rastlín 1 [vynechat]