502.17 ochrana prírody 3 Exclude matching results 070.489-053.2 2 Exclude matching results 502/504 2 Exclude matching results ochrana životného prostredia 2 Exclude matching results životné prostredie 2 Exclude matching results (051)-027.561 1 Exclude matching results 502 1 Exclude matching results 502.2 1 Exclude matching results 502.21 1 Exclude matching results 57/59 1 Exclude matching results 574 1 Exclude matching results 58 1 Exclude matching results 59 1 Exclude matching results 620.925 1 Exclude matching results 630 1 Exclude matching results 639.1 1 Exclude matching results bioenergia 1 Exclude matching results biológia 1 Exclude matching results botanika 1 Exclude matching results ekológia 1 Exclude matching results enviromentálna výchova 1 Exclude matching results lesníctvo 1 Exclude matching results odborné časopisy 1 Exclude matching results poľovníctvo 1 Exclude matching results príroda 1 Exclude matching results prírodné zdroje energie 1 Exclude matching results zoológia 1 Exclude matching results časopis pre deti 1 Exclude matching results časopisy pre deti 1 Exclude matching results