Effect of Thermodynamics Characteristics of Sluminum Sdsorption-desorption by Components of Tea Garden Soil in Mengshan Identification and characterization of a heterotrophic nitrificationaerobicdenitrification bacteria from tea garden Effects of nitrogen fertilizer on fluorine content in tea garden soil and tea shoots Effects of tannic acid on active aluminum forms distribution in tea garden soils with different pH Correlation of zinc and selenium contents in tea and the planting soil Background of nutrition elements in tea garden soils in Sichuan province Soil pH buffer capacity of tea garden with different planting years.