Any of various parasitic herbs of the genus Orobanche, having purplish or yellowish flowers and small scalelike leaves that lack chlorophyll. Broomrape grows on the roots of various plants.
列当属植物一种列当属寄生草，开紫色或黄色花、长有不含叶绿素的鳞状小叶，列当属植物生长在各种植物的根上。
The yellowish, hard-bodied larva of various click beetles that feeds on the roots and seedlings of many crop plants.
铁线虫，羊胃虫：磕头虫黄色硬体的幼虫，以许多庄稼植物的根和籽苗为食。
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