Where does “zarodnikonośny” come from?

zarodnikonośny (Polish) comes from Polish nośny, from Polish nosić, from Old Polish nosić, from Proto-Slavic nositi, from Proto-Slavic -iti, from Proto-Indo-European -éyeti, from Proto-Indo-European -yeti — Creates transitive imperfective verbs from roots.

Ancestry of “zarodnikonośny”, step by step

zarodnikonośny traces back through two separate lines of ancestry.

via Polish nośny

StepLanguageWordMeaning
1Polishnośnycarrying, bearing
2Polishnosićto carry; to wear; to bear
3Old Polishnosićto carry
4Proto-Slavicnositito carry, to bring
5Proto-Slavic-itiDeverbal, iterative; Deverbal, causative;...
6Proto-Indo-European-éyetiForms causative imperfective verbs from roots;...
7Proto-Indo-European-yetiCreates transitive imperfective verbs from roots

via Polish zarodnik

StepLanguageWordMeaning
1Polishzarodnikspore
2Polish-nik-er
3Old Polish-nikforms masculine nouns referring to a performer of some action, sometimes a device
4Proto-Slavic-nikъFrom the deverbial noun stem of imperfect verbs,...
Every word from Proto-Indo-European -yetiEvery word from Proto-Indo-European -éyetiEvery word from Proto-Slavic -iti