Boreal Forest in Altai Mountain, China (IMAGE) Chinese Academy of Sciences Headquarters Caption Ecologists from the South China Botanical Garden of the Chinese Academy of Sciences have identified multiple exogenous factors that can affect the onset of wood formation and quantified the key drivers for secondary growth resumption in Northern Hemisphere conifers. Credit HUANG Jianguo Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.