The variations of free amino acids of excised tea leaves under anoxic stress are studied.The results show that:The total content of free amino acids of excised tea fresh leaves is 2.5﹪.Gabaron and the endemic amino acid of tea—Theanine are determinated besides the normal protein amino acids.The free amino acids with high contents are Glu、Pro、Asp、Arg、His,with low contents are Thr、Ser、 Gly.The total content of free amino acids of excised tea leaves is raised to 3.4 % after 3h anoxic stress.The contents of Pro...