摘要
简述华北二叠纪苏铁植物的整体特征、生态和演化特色。它们是东亚的珍奇化石植物。
This brief Paper introduces the characteristics of Permian Cycads from North China, their ecology and evolution. They are the enigmatic fossil plants in eastern Asian.
出处
《河南科学》
1999年第A06期28-29,共2页
Henan Science
