【摘要】 分析了向海自然保护区自然和社会生态环境变化对丹顶鹤数量及其分布的影响 .结果表明 :湿地自然生态环境变化对丹顶鹤的数量分布影响非常显著 ,在 1 997～ 1 999年间 ,向海自然保护区经历了严重的干旱和百年不遇的洪灾 ,湿地生态环境发生了巨大的变化 ,这三年春季 ,丹顶鹤的数量差异很大 ,分别为32只、2 5只、6 4只 ,筑巢丹顶鹤分别为 6对、4对、1 3对 .在此基础上提出了建设和保持稳定的丹顶鹤栖息生态环境的措施 .更多还原

【Abstract】 The effect of wetland ecological environment change in Xianghai nature reserve on number and distribution of Red-crowned Crane is studied in this article. From 1997 to 1999, the change of ecological environment in Xianghai nature reserve was great, the total number of Red-crowned Crane in spring was 32,25,64 respectively and the number of nest-building Red-crowned Crane were 6,4,13 pairs respectively. The measure of construction and maintain stable ecological environment for Red-crowned Crane habitat is brought forward at the end of this article.更多还原