Quote:
Originally Posted by formica
However, I've not yet found a way of moving enough water thru the system, without eroding significant amounts of substrate (been playing with ideas on a small scale)...but I will find a way to do it, have a few more design ideas to play with
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That's what plants and roots are for. The microbiotic fauna that lives around the roots produces a substance called glomalin which acts as a glue holding soil together. Above ground biomass from the plants also intercepts the water and reduces impact damage on the soil.
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