Abstract:The area of pasture in the southern China is about 60 million hectare, which is an important husbandry base in China. The experimental soil is collected from Bailihuang demonstration pasture in Yichang county, Hubei Province of China , typical subtropical middle mountain pasture of the southern China. The soil type is yellow brown earth and deficient in nitrogen, phosphorus and zinc, therefore the application of nitrogen, phosphorus and zinc is an important measurement in increasing output and quality of he...