Tree-ring width of Quercus species from historical object sample 5404B/03A, N...
收藏B2FIND2026-03-19 收录
官方服务：
资源简介：
Species: Quercus species; No of rings: 109; Age not determined; Pith: not applicable; Heartwood: complete; Sapwood: complete; Number of sapwood rings: 28; Last ring under bark:...
物种：栎属（Quercus）植物；总年轮数：109；树龄未测定；髓心：不适用；心材：完整；边材：完整；边材年轮数：28；树皮下的最晚年轮：……
