alternative energy sources 2 Exclude matching results alternatívne energetické zdroje 2 Exclude matching results energetické rastliny 2 Exclude matching results energy crops 2 Exclude matching results fast growing woody plants 2 Exclude matching results rýchle rastúce dreviny 2 Exclude matching results biomasa 1 Exclude matching results biomass 1 Exclude matching results ecophysiology 1 Exclude matching results ekofyziológia 1 Exclude matching results