青海省天然草地主要豆科牧草的生态地理特征及饲用价值

Ecological-geographical Characters and Crazing Values of Major Leguminosae Forages in Grassland of Qinghai.

青海省现有豆科植物１５属１１６种，产地及生态地理分布各异，在天然草地中占据比较重要地位的豆科牧草约１１属９４种，其中大部分在群落中为伴生种，这些牧草具有较高的饲用价值和较好的适口性。

n Qinghai there are about 15 genera, 116 species in Leguminosae family. They have different growing areas and possess different ecological-geographical distribution, reflecting richness in Leguminosae flora of Qinghai. In the grassland the major Leguminosae forages occupying an important position are about 11 genera, 94 species. Most of them are companious. They posses high grazing value and good palatability, which are major resources of forages for grazers. Some native species that have fine qualities can be domesticated into cultivars.