https://repository.arizona.edu/handle/10150/204532?show=full
Controlling Purple Nutsedge in Fallow Soil with EPTC and Butylate
purple nutsedgecontrollingfallowsoileptc
https://scholarspace.manoa.hawaii.edu/items/0768373b-7064-40e6-a362-8b3efdc9b042
Purple Nutsedge Control in Turf and Ornamentals
Purple nutsedge is distinguished from similar plants, and control options including registered herbicides are reviewed.
purple nutsedgecontrolturfornamentals