Fries was 20.66%,85%sodium metsulfuron-methyl on Beckmannia aequalis was 26.39%. The control effects of 50% isoproturon WP and 75% isoproturon WP were significantly different with 25% Isoproturon WP.

• 5 0%25异丙隆WP和 75%25异丙隆WP对麦田杂草的综合防效分别为 92 .；1%25和 95