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How to make a Winogradsky column

Lean how to grow microbes that live out in nature with your very own Winogradsky Column. Find all the details in the infographc and teaching resources provided by International Microorganism Day.  

The Winogradsky Column was discovered in 1856 and can be used to study microbes in mud from rivers or streams that we cannot normally see. With this guide you can easily make your own and watch how microbes change over time.

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