Cross-dating technology in dendrochronology in arid region .
干旱区树轮年代学研究中的交叉定年技术。
Application of dendrochronology in the relationship of forest and environment .
年轮学应用於森林与环境的关系。
The purpose of this study was to apply the dendrochronology on the research of relationship between forest with environment .
本研究系探讨树轮科学如何应用在森林与环境关系之探讨。
Dendrochronology establishes the age and provenance of the wood ; three-dimensional x-rays show up exactly how thick and dense it is , millimetre by millimetre ; and spectrometers reveal the composition of the varnish .
