Phenological metrics at 97 global flux sites

<b>1. fluxsite97_locinfo.csv:</b>Flux sites information, including site name, IGBP and latitude. <br><b>2. fluxsite97_GPPobs_Phenology.xlsx:</b>Phenological metrics extracted from flux sites GPP observations at 97 flux sites.<br><b>3. fluxsite97_Remote Sensing Products-Phenology.xlsx:</b>Phenological metrics of two remote sensing GPP products (GPP_mod, GPP_vpm) and two remote sensing EVI products (MOD13A1_EVI, MOD13Q1_EVI) at 97 flux sites.<br>

<b>1. fluxsite97_locinfo.csv:</b> 通量站点信息表，包含站点名称、国际地圈生物圈计划(International Geosphere-Biosphere Programme, IGBP)分类标识与纬度信息。<br><b>2. fluxsite97_GPPobs_Phenology.xlsx:</b> 从97个通量站点的总初级生产力(Gross Primary Production, GPP)观测数据中提取得到的物候指标表。<br><b>3. fluxsite97_Remote Sensing Products-Phenology.xlsx:</b> 97个通量站点上两类遥感总初级生产力产品（GPP_mod、GPP_vpm）以及两类遥感增强型植被指数(Enhanced Vegetation Index, EVI)产品（MOD13A1_EVI、MOD13Q1_EVI）对应的物候指标表。