海量图书期刊资源，随时随地畅享阅读乐趣
Fine Root Heterogeneity By Branch Order: Exploring the Discrepancy in Root turnover Estimates between Minirhizotron and Carbon Isotopic MethodsDali Guo, Harbin Li, Robert J. Mitchell, Wenxuan Han, Joseph J. Hendricks, Timothy J. Fahey and Ronald L. Hendrick · New Phytologist · 2008