digitaria sanguinalis l crabgrass large______________________________________commercial herbicidesherbicide tradename______________________________________imazethapyr pursuit u00ae american cyanamid co bromoxynil buctril u00ae rhone poulenc______________________________________ table ii__________________________________________________________________________ weed controlahas rate rate kg ha echss setfa digsaherbicide kg ha bromoxynil 42 dat 14 dat 14 dat 28 dat 56 dat__________________________________________________________________________imazethapyr 0 071 0 75 85 97 94 87imazethapyr 0 071 0 140 71 78 95 95 73imazethapyr 0 071 0 280 64 81 90 90 73__________________________________________________________________________ evaluation of the effect of 2 4 isopropyl 4 methyl 5 oxo 2 imidazolin 2 yl nicotinic acid on the antagonistic interaction of imazethapyr in combination with dicamba using essentially the same procedure described in example 1 and adding 2 4 isopropyl 4 methyl 5 oxo 2 imidazolin 2 yl nicotinic acid to the combination of commercial herbicides the following results are obtained and shown in table iii in this evaluation no injury to the imi corn u2122 maize crop is observed the weed control data shown on table iii is obtained at 28 days after treatment ______________________________________weed speciescode scientific name common name______________________________________echss echinochloa p beauv barnyardgrasserbvi eriochloa villosa thunb cupgrass woodypandi panicum dichotomiflorum l panicum fallsetfa setaria faberi herrm foxtail giantsorha sorghum halapense l pers johnsongrass______________________________________commercial herbicidesherbicide tradename______________________________________imazethapyr pursuit u00ae american cyanamid co dicamba banvel u00ae sandozimazapyr arsenal u00ae american cyanamid co ______________________________________ 2 4 isopropyl 4 methyl 5.