water-rate
1.The tested traits include the content of chlorophyll、 photosynthesis rate, transpiration rate 、 water use efficiency、 water potential of leaves(at dawn)、 leaves water content and relative water content、 water consumption、 water consumption rate、 water loss rate、 leaves soluble protein、 leaves relative electric conductivity and the content of leaves MDA, analyzed by using subordinate function.
10.Results: (1) The analysis results of drinking water conditon of community in Taiyuan city showed: from 2003 to 2005, every water quality index of underground water, surface water, mixing water and tap water was in line with < The sanitary norm of drinking water water quality > (2001) of national Health Ministry, the rate of coincidence was 100%.

