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Modeling Photosynthetic Light-response Curve in Salix L. Analysis of four time series EVI data reconstruction methods Correlation analysis on selected traits of high-yield wheat Influence of barnyardgrass, Echinochloa crusgalli, on the growth and yield of paddy rice and its economic threshold A Study of Stand Growth Model for Pinus yunnanensis (Pinaceae) Based on Plots Data——A Case Study in Yangliu Township, Baoshan, Yunnan Province Influence of barnyardgrass (Echinochloa crusgalli) on the growth of double-cropping paddy rice and its economic threshold