Gymnosperms on the eve of the terminal Permian mass extinction in North China and their survival str

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在诺思中国的二叠的 redbed gymnmprms 的主要特征被总结了:主导的 peltasperms 和针叶树,众多的 enigmatics 中生代裸子植物的如此的 asGigantonoclea andPsygmophyllum,和丰富的先锋。而且,影响这些植物幸存的压力被建议,浇应力,弯屈并且开火活动是 paleoatmospheric CO2 集中, und 真菌的感染。因而,初步的分析说明这些裸子植物的生态的策略到 P-Tr 事件。
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