A disease of onions and related bulbous plants caused by a fungus (Pyrenochaeta terrestris) and resulting in stunted growth and shriveled pink roots.

• （洋葱等的）粉红根病：一种由真菌（大葱赤根病）引起的洋葱病或其它鳞茎植物病，其结果是生长受阻，粉色根萎缩