Air temperature data was recorded in urban forest plantation(UFP),in gap of urban forest plantation(GUFP) in Changsha city,and in Changsha weather station(CWS),respectively,from 2005 to 2010.And these data sets were analyzed to clarify the difference in air temperature measured in different site conditions.The results show that:(a) it was almost the same change trend in air temperature in the above three conditions,in terms of average annual temperature and the highest temperature and the lowest temperature;(b) it was higher by 3.04 ...