1. Elymus elegans

Elymus elegans is a gramineous perennial plant, mainly used for pasture. It is one of the commonly used pasture species in the northwest region. Its protein and It is high in fiber and nutritious and can be dried and fed to livestock. Elymus elata has very strong vitality. It is cold-resistant, drought-resistant, salt-alkali resistant, and sand-storm resistant. It is suitable for planting in areas with harsh climate and environment in northwest my country. It can not only be used as pasture, but also can be used for wasteland greening and slope protection. In other aspects, it plays an important role in environmental protection.

2. Pennisetum

Pennisetum is also a perennial herb. Its root system is very developed and has very low requirements for the growth environment. It can be grown in barren mountains and wastelands, saline-alkali lands and semi-desert areas. Planted in different regions and has strong adaptability. The grass quality of Pennisetum is also very good, the stems and leaves are good in palatability, have high nutritional value, and produce a large amount of grass. They are suitable for feeding livestock. It is a relatively cultivated pasture in northwest my country. Not only that, because Pennisetum has a developed root system and strong survival ability, it is also used as a protective plant, which can prevent sand and solidify the soil, and protect the ecological environment.