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liao ning chao yang niao hua shi guo jia di zhi gong yuan
Pages: 6
Year: Issue:  10
Journal: Knowledge is Power

Abstract: 朝阳鸟化石国家地质公园位于辽宁西部的朝阳市,以著名的"热河生物群"化石及含化石地层为主要地质遗迹.地质公园由上河首古生物化石园区、四合屯古生物化石园区、凌源大杖子园区、AAA级的凤凰山园区及槐树洞风景区组成,中心园区规划占地67公顷.……
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