东北地区冬季降雪的集中度和集中期变化特征

王冀 , 赵春雨, 娄德君

Variations of Winter Snow Concentration Degree and Snow Concentration Period in Northeast China

WANG Ji, ZHAO Chunyu, LOU Dejun

地理学报 . 2010, (9): 1069 -1078 . DOI: 10.11821/xb201009004