agrobiológia 2 [vynechat] food sources 2 [vynechat] potravinové zdroje 2 [vynechat] study and teaching 2 [vynechat] vysoké školy poľnohospodárske 2 [vynechat] štúdium a výučba 2 [vynechat] abiotic factors 1 [vynechat] abiotické faktory 1 [vynechat] agricultural universities 1 [vynechat] agricultural universities  1 [vynechat] agrobiology 1 [vynechat] agrobiology  1 [vynechat] animal ecology 1 [vynechat] ecosystems 1 [vynechat] ekológia rastlín 1 [vynechat] ekológia živočíchov 1 [vynechat] ekosystémy 1 [vynechat] environment 1 [vynechat] environmental protection 1 [vynechat] living organisms 1 [vynechat] ochrana životného prostredia 1 [vynechat] plant ecology 1 [vynechat] životné prostredie 1 [vynechat] živé organizmy 1 [vynechat]