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Winogradsky columns: Microbial ecology in the classroom

Summary

An activity that recreates zones of microbial activity in a glass column. To accompany the lecture series Changing Planet: Past, Present, Future.

Winogradsky columns provide a visual example of various modes of metabolism in the microbial world. It takes approximately 6 to 8 weeks to see layers of microbial growth, but the experiment can be conducted for a longer time period.

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Additional Materials

Bulletin Article
Bulletin Article