The statistical difference of POD was showed firstly, the second index was tree stem capacitance, the third one was tree stem impedance and the last one was PPO.
时间顺序上，POD酶活性在统计学上最先表现出显著的差异性，其次是树体干部电容，之后是树体干部阻抗，最后是PPO酶活性。
The statistical difference of POD was showed firstly, the second index was tree stem capacitance, the third one was tree stem impedance and the last one was PPO.
时间顺序上，POD酶活性在统计学上最先表现出显著的差异性，其次是树体干部电容，之后是树体干部阻抗，最后是PPO酶活性。
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