Growing Media Air Filled Porosity Testing Video [Video]

[audio_player]

Plant roots require air as well as water to remain healthy. The amount of air held within a growing media is referred to as Air filled porosity or AFP . Testing procedures for AFP aren’t difficult and can be done at minimal cost with simple equipment built from readily available materials and a little bit of time. This video shows a process for carrying out a practical on-site air filled porosity test on growing media.


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Date UploadedAugust 9, 2016
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