Table 1. Chemical properties of soil at Haiyan Research Station, Haiyan County, Qinghai Province, China.

pH	OM %		Total N g/kg	Total K g/kg	Total P g/kg	Available nitrogen mg/kg	Available potassium mg/kg	Available phosphorus mg/kg
8	2.93		1.22	7.73	0.41	68.19	213.87	10.53