Quackgrass (Elytrigia repens) is a rhizomatous perennial that spreads by seeds and rhizomes. Quackgrass is a highly competitive agricultural weed that can significantly reduce crop yields and reduce ...

Quackgrass (Elymus repens) is a noxious weed from Eurasia that greens up early in the spring. Quackgrass releases allelopathic chemicals even after tillage, which reduce the ability of neighboring ...