Responses of radial growth to climate warming in Picea meyeri trees growing at different elevations on the southern slope of Luya Mountain Improved method of obtaining micro-core paraffin sections in dendroecological research Gender-specific characteristics of tree-ring growth and differential responses to climate change in the dioecious tree Populus cathayana in Xiaowutai Mountains, China Growth responses of broad-leaf and Korean pine mixed forests at different successional stages to climate change in the Shengshan Nature Reserve of Heilongjiang Province, China Growth response to climate in Chinese pine as a function of tree diameter Climate Signals from Tree Ring Chronologies of the Upper and Lower Treelines in the Dulan Region of the Northeastern Qinghai-Tibetan Plateau Analysis of the tree-ring width chronology of Qilian Mountains at different elevation