在内蒙古锡林郭勒草原的大针茅上发现有由茎黑粉菌引起的黑粉病，根据以往在近缘属植物芨芨草上的调查结果，分析推断当地在针茅属植物上也有发生由针茅柄锈菌引起的锈病的可能性。对两种病害的病原菌，被用做控制大针茅和贝加尔针茅种子（颖果）危害放牧绵羊的生防作用物进行了讨论。 In the Xilinguole grassland in Inner Mongolia found on the grassland caused by powdery mildew caused by black powdery mildew, according to the past in the near genus Achnatherum splendens of the survey, inferred that the local occurrence of the genus Stipa on the occurrence by the needle handle The possibility of rust caused by rust. The two pathogenic pathogens were used as biocontrol agents to control Gram-positive and Stipa baicalensis seed (caryopsis) grazing sheep.