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Noun
Definition: A type of biofilter designed to remove silt and pollution from surface runoff, consisting of a swaled drainage course with gently sloped sides and filled with vegetation, compost and/or riprap.
VariousWords beta
Definition: A type of biofilter designed to remove silt and pollution from surface runoff, consisting of a swaled drainage course with gently sloped sides and filled with vegetation, compost and/or riprap.