Karl Ravnaas

Έγινε μέλος στις: Αυγ 25, 2017 Τελευταία δραστηριότητα στις: Οκτ 20, 2022 iNaturalist Mexico

M.Sc. in Quaternary Geology. Senior engineer with the Norwegian Mapping Authority. Grown cacti and other succulents for over 25 years, mostly from seed.

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