
Chaff
Protective casings of the seeds of cereal grain

Protective casings of the seeds of cereal grain
Chaff (; also UK: ) is dry, scale-like plant material such as the protective seed casings of cereal grains, the scale-like parts of flowers, or finely chopped straw. Chaff cannot be digested by humans, but it may be fed to livestock, ploughed into soil, or burned.
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