smut of quack grass鹅观草黑粉病
quack grass tooth耙齿
rust of quack grass鹅观草锈病
choke of quack grass鹅观草香柱病
leaf rust of quack grass鹅观草叶锈病
ergot disease of quack grass匍匐冰草麦角病
stripe rust of quack grass鹅观草条锈病
tar spot of quack grass鹅观草黑痣病
crown rust of quack grass鹅观草冠锈病
N（名词） → another name for couch grass