Plantae | Pinales | Pinaceae | Tsuga | Tsuga heterophylla
Santantonio D, Hermann RK. 1985. Standing crop, production, and turnover of fine roots on dry, moderate, and wet sites of mature Douglas-fir in western Oregon. Annales des Sciences Forestieres 42:113-142. Santantonio D, Grace JC. 1987. Estimating fine root production and turnover from biomass and decomposition data: a compartment flow model. Canadian Journal of Forest Research 17: 900-908. Santantonio D, Hermann RK, Overton WS. 1977. Root biomass studies in forest ecosystems. Pedobiologia 17: 1-31.