烟霾日数、无霜期呈增加趋势，而日照时数为减少趋势。
The smoke days and the frost-free period increase, while sunshine hours decreased.
年平均气温在摄氏十六至十八度之间、四季分明、雨量充沛、无霜期长。
The annual temperature is between sixteen and eighteen degrees, with distinct four seasons, abundant rain and long frostless period.
全年无霜期变化在100—160天之间，分布趋势为由东向西逐渐增长。
Change at the annual frost-free period 100-160 days, the distribution of the trend of growing on the grounds east to west.
满族先祖长期生活在无霜期短的东北，初以少种植、多渔猎为主要经济来源。
Over centuries, Manchurian ancestors lived in Northeast China of short frost-free season with fishing and hunting being their main economic sources instead of planting.
日照时间长，昼夜温差大，无霜期长，年太阳能辐射量大，对农作物生长十分有利。
The sunshine duration is long, the temperature difference is big, the frost-free period is long, and the annual solar radiation amount is much, which is good for the growth of crops.
吉林省属寒地稻作区，由于气温低、无霜期短，有25%的面积适合种植中早熟品种。
Jilin province belongs to cold district for rice plant. Because of its low temperature and short frostless period, 25 percent areas are suitable for planting middle or early maturing variety.
初霜、终霜对气候变化的综合响应表现在无霜期的延长变化趋势存在明显的区域性差异。
The comprehensive response of first frost and latest frost to climate change showed that the extened variation trends have obvious regional differences.
澄海区地处亚热带，属南亚热带季风气候，温暖宜人，酷热期短，无霜期长，四季不甚分明。
Chenghai is located in the subtropical zone, a subtropical monsoon climate, warm and pleasant, very hot short, a long frost-free period, the Four Seasons is not clear.
主要降水集中在七、八月份，且多雷阵雨，有时有大暴雨，全年无霜期为180 ~ 200天。
Rainfall is concentrated in the July and August months, mostly in the form of thundershowers and rainstorms. About 180 ~ 200 days in the year are frost-free.
以甘肃民勤治沙综合试验站数十年气象定点观测资料为基础，统计、分析了民勤荒漠区无霜期、春季低温、冻土层的变化特征。
According to the meteorological observation in Minqin Desert Control Experiment Station, variations of frost-free period, low temperature in spring and frozen earth were analyzed.
以甘肃民勤治沙综合试验站数十年气象定点观测资料为基础，统计、分析了民勤荒漠区无霜期、春季低温、冻土层的变化特征。
According to the meteorological observation in Minqin Desert Control Experiment Station, variations of frost-free period, low temperature in spring and frozen earth were analyzed.
应用推荐