• koi microscopy class

    30 September 2017

    Today I followed a koi microscopy class. Already my second koi related class this month. Just like the previous class…

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  • Koi illness class

    9 September 2017

    Today I followed a koi illness class to learn more about the different koi illnesses and how to prevent them….

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  • The pond – Calculating ammonia

    20 July 2017

    In a (koi) pond the water quality can be determined by measuring different water values. The most important values often…

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