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en:annexes:calculateur_recettes [2013/04/05 22:00] ph [How to use it] |
en:annexes:calculateur_recettes [2018/06/27 15:20] (current) |
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| **Take a sample of 100ml of dry substrate and weigh it**\\ | **Take a sample of 100ml of dry substrate and weigh it**\\ | ||
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| **By soaking or cooking, saturate the substrate with water. Let drain 15 minutes and measure the new volume**\\ | **By soaking or cooking, saturate the substrate with water. Let drain 15 minutes and measure the new volume**\\ | ||
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