Twenty tropical grass species of six different general were grown in spring 1983 in the forage and pasture experimental area of NARC, Islamabad, Pakistan. All the grass strains were replicated thrice in the plots of 3x4 m size. The grass were harvested at ground level at the end of the growing season during the last week of October,1983 and 1984. The harvested material was sun dried to determine the dry grow Cenchrus ciliaris years results it is recommended to grow Cenchrus ciliaris (RM 269), Pnicum antidotale (RM269), and Pennisetum purpureum (A146) in the rangelands of Pothwar tract of Pakistan.