Esophagus fistula method and microscopic examination technique were used to analysis the botanical composition, and preference index of forage selected by grazing sheep on alpinepasture.
利用植物显微技术镜检法和食道瘘管法对放牧绵羊采食的高山草原植物成分与嗜食性指数进行分析。
2
Seasonal biomass change varied greatly in Zeku alpine meadow pasture.
泽库高寒草甸草地牧草随季节变化差异极大。
3
The quality and productivity of sedge pasture in the alpine meadow area are determined by the moisture ana nutrient of the soil.