This document discusses perennial subtropical grass, a type of grass native to Africa that has been domesticated and is used as livestock feed in Pakistan. Some key points: - It is well-adapted to a wide range of soils and climates, including drought conditions, and tolerant of saline soils. - It is a perennial crop that can be available for 3 years, providing high nutritional value as feed with protein levels of 12-17% and energy of 18.3MJ/Kg DM. - In Pakistan it is grown primarily in Sindh and southern Punjab provinces and used by several dairy companies. Yields can be 50-70 tons per year of fodder or 12-