Efficacy of tank-mix of metsulfuron-methyl and paraquat of triclopyr on control of broadleaf weed, hedyotis verticillata

Abstract

This research was conducted under greenhouse condition to determine the efficacy of tank mixture of metsulfuron-methyl plus triclopyr or paraquat on control of Hedyotis verticillata Lam. both at the young stage (3 to 4 leaves) and mature stage (first flower emerges). Of the 36 treatment combinations, 24 were antagonistic while 12 were additive.