Sensitivity to the aqueous leaf extract of O. corymbosa differed among the nine species with T. pretense, T. repens, D. repens, F. arundinacea the most while there was little effect on M. sativa.

• 不同植物对红花醡浆草化感作用的敏感程度不同，白三叶、红三叶、马蹄金和高羊茅最为敏感，而紫花苜蓿最不敏感。