The available herbicides for weed control in rice are of overseas origin. The country depends on multinational companies for supply of the herbicides, but usually the companies do not supply the same brand of herbicides for long time. Thus, continuous evaluation of the available herbicides in rice is necessary for the benefit of the farmers of this country. Therefore the objective of this study was to examine the performance of different pre emergence herbicides in comparison with manual weeding and a standard herbicide for the control of weeds in boro/winter rice