黄龙县

延安市黄龙县生态旅游SWOT分析与对策

SWOT Analyses and Measurement of Ecotourism In the Huanglong Country of Yan'an City

宜川和黄龙县的油松人工林直径、树高分布遵从于近似正态分布。

The diameter and the height distribution of Pinus tabulaeformis artifical forest obey described normal distribution function in Huanglong and Yichuan .

12月8号，陕西黄龙县警方拘留了7名涉嫌在公共汽车上散布消息、欺骗乘客的不法分子。

On Dec 8 , police in Huang-long county , Shaanxi , detained seven people on suspicion of disseminating information on a bus to scam passengers .

同时结合黄龙县1986年-2008年国民经济统计资料，选取合适的社会经济因子，利用统计学方法对黄龙山林区林地变化的社会经济驱动力做出定量分析，并构建了社会经济驱动力模型。

Using the regression analysis to choose te optimal social-economic factors depending on the National Economic Statistics during 1986-2008 , and then establish the driving force model for the variation of forestlands in Huanglong Mountian .