5,785 Nurul Jannah Abdullah 2019-11-11 https://wildrosecollege.com/encyclopaedia_entry/couch-grass-agropyron-repens/ Wild Rose College of Natural Healing. (2019). Couch Grass – Agropyron repens. Retrieved from https://wildrosecollege.com/encyclopaedia_entry/couch-grass-agropyron-repens/