对引自美国俄勒岗州的２５个禾草品种在我国鄂西南山地进行了试验。结果表明，多年生黑麦草品种Ｌｉｎｎ、Ｂｉｓｏｎ和Ｚｅｒｏｎｕｉ表现较好，多花黑麦草品种Ｍｕｌｔｉｍｏ和Ｙａｎｃｈｅｎｇ表现较好，鸭茅和高羊茅品种间差异不显著；鸭茅全年生长量比较均衡，高羊茅全年生长量峰值出现在秋季，黑麦草生长量峰值出现在春季。 Twenty-five grass species from Oregon State of the United States were tested in mountainous areas of southwest Hubei. The results showed that perennial ryegrass Linn, Bison and Zeronui performed well, Multirhena cultivars Multimo and Yancheng performed better, but there was no significant difference between the two cultivars; The annual growth peak of fescue appeared in autumn and the peak of ryegrass growth appeared in spring.