humus 3 [vynechat] agricultural soils 2 [vynechat] carbon compounds 2 [vynechat] poľnohospodárska pôda 2 [vynechat] pôda 2 [vynechat] pôdna biológia 2 [vynechat] vlastnosti pôdy 2 [vynechat] zlúčeniny uhlíka 2 [vynechat] analytické metódy 1 [vynechat] contaminants 1 [vynechat] kontaminanty 1 [vynechat] kvalita pôdy 1 [vynechat] organic compounds 1 [vynechat] organické zlúčeniny 1 [vynechat] pedology 1 [vynechat] pedológia 1 [vynechat] pôdne mikroorganizmy 1 [vynechat] pôdne rozbory 1 [vynechat] soil 1 [vynechat] soil biology 1 [vynechat] soil microorganisms 1 [vynechat] soil properties 1 [vynechat] soil quality 1 [vynechat] soil testing 1 [vynechat]