EFFECTS OF TWIG SIZE ON BIOMASS ALLOCATION WITHIN TWIGS AND ON LAMINA AREA SUPPORTING EFFICIENCY IN RHODODENDRON: ALLOMETRIC SCALING ANALYSES REVIEW ON THE MECHANISM MODELS OF ALLOMETRIC SCALING LAWS: 3/4 VS. 2/3 POWER Biomass allocation strategies within a leaf: Implication for leaf size optimization Application of WBE model to ecology: a review Biomass allocation patterns and allometric relationships of six ephemeroid species in Junggar Basin, China