西沙群岛海岛旅游资源综合评价

以旅游资源系统田野调查成果为基础，运用李悦铮等建立的海岛旅游资源综合评价体系，结合南海岛屿实际情况，对西沙群岛海岛旅游资源进行综合评价。在总目标层、评价综合层、评价项目层和评价因子层4个评价层次选取58项指标；采用李克特五级量表法对评价指标进行标准量化；用准主成分分析法为各指标赋予权重；并通过制定评分等级标准与确定评价指标权重以建立综合评价模型。结果显示，西沙群岛海岛旅游资源评价体系总目标层指标得分为3.088分，表明西沙群岛海岛旅游资源整体评价为中等。同时显示，西沙群岛海岛旅游资源之资源条件好、区域条件中等、区位特征条件差；其自然资源条件良好，热带海岛特征突出；其环境条件制约明显；西沙群岛旅游资源优势和劣势并存，且都很突出。

Comprehensive Evaluation on Tourism Resources in the Xisha Islands

On the basis of survey on tourism resources in the Xisha Islands, an evaluation was made on the tourism resources by using the comprehensive evaluation system of island tourism resources of Li Yuezheng. According to the characteristics of the island tourism resources, an index system for evaluation of island tourism resources was built, 58 indicators were selected as representatives on four levels, namely, the overall target level, the comprehensive evaluation level, the evaluation item level and the evaluation factor level, the Likert five grade scale was used to standardize the evaluation indexes, the principal component analysis was used to endow each index with corresponding weight, and then a comprehensive evaluation model was established by making rating standards and determining the evaluation index weights. The results show that the score on overall target level in the tourism resources evaluation system of the Xisha Islands is 3.088 points, which indicate that the overall evaluation of island tourism resources in the Xisha Islands is medium. The results also show that the Xisha Islands have rich tourism resources, medium regional conditions, poor geographical features, favorable natural resources, prominent tropical island features, and distinct environmental restrictions. In short, the tourism resources of the islands have obviously both advantages and disadvantages.