To well know the meteorological characteristics of the study area, continuously observed meteorological datum in the field using self-recording tintype meteorological station WATCHDOG, the observation items included rainfall, temperature, and downward short-wave radiation of the solar, wind speed and so on. 为清楚研究区气象特征,采用自记式小型气象站WATCHDOG进行田间气象数据连续观测,观测项目包括降雨量、温度、太阳向下短波辐射、风速等等。