菜な種たね粕かす

noun

rapeseed meal; rapeseed lees

The solid residue left after extracting oil from rapeseed, used mainly as fertilizer or animal feed.

• なたね粕かすは有ゆう機き肥ひ料りょうとしてよく使つかわれる。

  Rapeseed meal is often used as an organic fertilizer.