Imazethapyr Based Herbicide in Liquid Form is ideal for use in soybean and groundnut for the control of broad leaf weeds and annual grasses. The Herbicide kills the weeds that have emerged as well as the ones that will emerge after a few days. The Herbicide acts by inhibiting the acetolactate synthase, an enzyme which is important in protein synthesis within the plant. Imazethapyr Based Herbicide in Liquid Form is available in 250 ml, 500 ml, 1 litre and 5 litre packs.