How to stop erosion on a river bank<br>Use coir netting that's 700-900 grams per square meter (gsm). Coir netting is made from coconut fibers and is biodegradable. Normal or heavy duty netting should be used when there is a large amount of water flow.
coir netting that is 400 gsm should be used when there is a large amount of water flow
( z1 recommend :ARG1 ( z2 use :ARG1 ( z3 netting :mod ( z4 coir ) :quant ( z5 mass-quantity :quant 400 :unit ( z6 gram ) ) ) :time ( z7 flow :ARG1 ( z8 water ) :quant ( z9 amount :mod ( z10 large ) ) ) ) )