Based on the water balance theory,a water cycle model of farmland ecosystem,effected by both nature and irrigation in subtropics hilly area in Eastern China was built.

• 以水量平衡理论为基础,定量研究中国亚热带东部丘陵区农田生态系统在自然状态下与人类影响条件下的水循环特征,探讨农田生态系统水循环过程与区域性水循环过程之间的差异。