Dominant Height for Chinese Fir Plantation Using Nonlinear Mixed Effects Model Based on Linearization Algorithm Study on release kinetics for gel of Aconitum brachypodum based on nonlinear mixed effect model Study on Dominant Height Growth of Fir Plantations Based on a Nonlinear Mixed Modeling Approach for Longitudinal Data Modeling Dominant Height for Chinese Fir Plantation Using a Nonlinear Mixed-Effects Modeling Approach