Visible tree rings of the Xinchang Petrified Wood indicate that there might be some seasonal changes in the ancient climate.
新昌硅化木中有明显的树木年轮，表明这种古气候可能存在一定的季节变化。
The petrology studies on stratum together with the characteristic of Xinchang petrified wood, the palaeoecologic environment of Xinchang petrified wood Araucarioxylon forming is analysed.
结合硅化木特征与地层岩石学研究，探讨了新昌硅化木形成的古生态环境。
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