A New Orchidaceae Record in Shaanxi Province——Neofinetia and Neofinetia richardsiana Christenson A STANDARD VOLUME YIELDING MODEL OF CHINESE FIR USED FOR SITE QUALITY EVALUATION A STUDY ON THE ESTABLISHMENT OF POLYMORPHIC SITE INDEX MODEL BY ADOPTING RICHARDS FUNCTION Discussion on the Method of Establishing Stand Maximum Volume Yield Model Analysis on Grain Filling Characteristics for Different Rice Types Effects of sowing date and rate on grain filling characteristics of winter wheat under chilling injury A New Method for Establishing Richards Polymorphic Site Index Model:Parameter Replacement Simulation on Oil Accumulation Characteristics in Different High-Oil Peanut Varieties Simulation of individual tree growth of Mongolian pine forest in sandy land Profile characteristics or near-surface layer in farmland windbreak network region STUDIES ON THE BIOMASS DYNAMICS OF CRlTOMERIA JAPONICA(L.F)DON PLANTATION Modeling Dominant Height for Chinese Fir Plantation Using a Nonlinear Mixed-Effects Modeling Approach Effects of Nitrogen Treatments on Dry Matter Production and Photosynthetic Characteristics of Summer Maize (Zea mays L.) under Super-high Yield Conditions Growth and Yield Model System for Casuarina equisetifolia Forest Volume Growth Prediction of Main Forest Types in the Three Gorges Reservoir Area Study on Scaling-Up Method for Stand Water Consumption of Quercus variabilis Water Conservation Forest