Similarly, if the collection time was short the differences between replicates were very high.Hence, the gas collection time of 15 min was optimum.

• 而覆盖5及10分钟之采样时间，则因覆盖时间较短，堆肥场内环境及采样时间控制不易造成实验误差，故高温高释放量样品采集时间以15分钟较佳。