TY - JOUR AN - 011539090 PY - 1999/01/01 TI - The relation between fine root density and proximity of stems in closed Douglas-fir plantations on homogenous sandy soils: Implications for sampling design JO - Plant and Soil VL - 211 IS - 2 SP - 215 EP - 221 UR - https://eurekamag.com/research/011/539/011539090.php ER -