青海省天然草地牧草营养成分的主成分分析

Analysis of Pastures′ Nutrition Component in Qinghai Province by Principal Component

为了研究青海省天然草地牧草营养成分,对其粗蛋白、粗脂肪、粗纤维、无氮浸出物、粗灰分进行主成分分析。结果表明,温性荒漠类天然草地牧草营养成分综合得分最高,这说明该类天然草地牧草营养价值优于其他天然草地类。

For study the pastures＇ nutrition component in Qinghai Province,analysed CP,EE,CF,NFE and Ash by principalcomponent, results showed that composite scores of alpine desert type grassland was highest ,and it was better than others innutrition component.