以红原、阿坝、若尔盖三县为中心,属山地寒温气候的若尔盖高原地区,是四川重要牧业基地之一。在这种高寒牧区发展人工草地,适栽草种选择早已为人们所关注。除开发当地优良野生草种外,引种筛选也为其重要研究内容。 With the original red, Aba, Ruoergai three counties as a center, is a mountainous cold climate Ruoergai plateau, is one of the important animal husbandry base in Sichuan. In this alpine pastoral development of artificial grassland, suitable for planting grass species has long been of concern to people. In addition to the development of local excellent wild grass species, the introduction of screening is also an important research content.