pôdne organizmy 5 [vynechat] soil organisms pôda 3 [vynechat] soil 3 [vynechat] damage to soils 2 [vynechat] ekológia pôdy 2 [vynechat] humus 2 [vynechat] poškodenie pôdy 2 [vynechat] pôdna biológia 2 [vynechat] soil biology 2 [vynechat] soil ecology 2 [vynechat] soil properties 2 [vynechat] soil use 2 [vynechat] vlastnosti pôdy 2 [vynechat] využitie pôdy 2 [vynechat] Earth's body 1 [vynechat] antiquities 1 [vynechat] archeologické náleziská 1 [vynechat] caves 1 [vynechat] ekológia mikroorganizmov 1 [vynechat] jaskyne 1 [vynechat] kvalita pôdy 1 [vynechat] microbial ecology 1 [vynechat] petrography 1 [vynechat] petrológia 1 [vynechat] podzemné priestory 1 [vynechat] pôdne živočíchy 1 [vynechat] soil animals 1 [vynechat] soil quality 1 [vynechat] underground areas 1 [vynechat]