Forest yield prediction with an artificial neural network and multiple regression Predicting Yield of Castanea millissima with Pollen Concentration Growth and Mortality of Size-class Model for Spruce-Fir Mixed Forests in Over-cutting Forest Area of Changbai Mountains, Northeast China TEH STUDY SYNTHESIS OF STAND GROWTH AND YIELD MODEL SYSTEMS The Development of Studies on Stand Growth Models A Study on Growth Structure of Clump of Daemonorops margaritae Studies on the Rice Growth Calendar Simulation Model (RICAM) and It’s Application