羊草[Aneurolepidium chinese(Trin)Kitag]俗称碱草,是禾本科多年生根茎型优质高产牧草。广泛分布在我国东北平原、华北地区及内蒙东部高原等地,是该地区的主要优势种(或建群种),形成肥美地羊草草原。羊草具有耐寒、耐旱、耐盐碱、耐瘠薄、耐践踏、适应性强;根茎发达、繁殖率高、竞争力和侵占性强、易于复壮更新;生长与再生 Leymus chinensis [Aneurolepidium chinese (Trin) Kitag] commonly known as Soda grass, is a perennial rhizome type of high-quality grasses. Widely distributed in the Northeast China Plain, North China and eastern Inner Mongolia Plateau and other places, is the dominant dominant species (or built-up species), the formation of rich Leymus chinensis grassland. Leymus chinensis has the characteristics of cold resistance, drought tolerance, salt tolerance, barren resistance, trampling resistance, strong adaptability; developed rhizomes, high reproduction rate, strong competitiveness and aggressiveness, easy rejuvenation and renewal; growth and regeneration