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蒙古野驴的秋季食性分析
Authors
刘伟
徐文轩
杨维康
Publication date
1 January 2008
Publisher
Abstract
2006年9月在新疆卡拉麦里山有蹄类野生动物保护区内采集了25堆蒙古野驴粪便和10科共29种植物标本,采用粪便显微组织学分析方法分析了蒙古野驴的秋季食性,并初步探讨了其食性与周围环境的关系。结果表明,蒙古野驴秋季食性广,共采食8科26种植物。这些植物按照其在食物组成中的比例可分为3大类:主要食物为梭梭、针茅、驼绒藜,共占食物组成的61.3%;常采食植物为柽柳、角果藜、蒿、琵琶柴、芨芨草等11种,共占食物组成的33.3%;少见采食的植物为盐爪爪、獐毛、顶羽菊、黑果枸杞、里海盐爪爪等12种,共占食物组成的6.7%。按科别而论,蒙古野驴采食最多的是藜科植物,其次是禾本科植物。从被采食植物的分布区域分析,其采食区域广阔,包括了保护区内所有的生境类型
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Last time updated on 29/11/2016