DOI: 10.5281/zenodo.6400596
title: Forest productivity gradient in eastern Asia reflects tree community structure

description: These CSV and R script files are the dataset and codes used for the analysis of the paper being submitted. d0.csv — Individual tree-stem size data obtained by two censuses in 60 forest plots in eastern Asia <code>plot_id</code> — Plot ID <code>X, Y</code> — Coordinates (m) of stem location <code>species</code> — Scientific name <code>t1</code> — Year of the first census <code>t2</code> — Year of the second census <code>dbh1</code> — Stem diameter (cm) at the first census <code>dbh2</code> — Stem diameter (cm) at the second census <code>w1</code> — Estimated above ground biomass (Mg ha<sup>−1</sup>) at the first census <code>w2</code> — Estimated above ground biomass (Mg ha<sup>−1</sup>) at the first census <code>wl1</code> — Estimated leaf biomass (Mg ha<sup>−1</sup>) at the first census <code>wl2</code> — Estimated leaf biomass (Mg ha<sup>−1</sup>) at the second census <code>H</code> — Tree height (m) d1.csv — Species-level biomass, productivity and other turnover rates in each of 60 forest plots in eastern Asia <code>plot_id</code> — Plot ID <code>t1</code> — Year of the first census <code>t2</code> — Year of the second census <code>species</code> — Scientific name <code>N</code> — Period mean number of stems (ha<sup>−1</sup>) <code>B</code> — Period mean above ground biomass (Mg ha<sup>−1</sup>) <code>Bl</code> — Period mean leaf biomass (Mg ha<sup>−1</sup>) <code>r</code> — Relative recruitment rate (year<sup>−1</sup>) <code>m</code> — Relative mortality rate (year<sup>−1</sup>) <code>R</code> — Absolute recruitment rate (ha<sup>−1</sup> year<sup>−1</sup>) <code>M</code> — Absolute mortality rate (ha<sup>−1</sup> year<sup>−1</sup>) <code>p</code> — Relative above ground biomass productivity rate (year<sup>−1</sup>) <code>l</code> — Relative above ground biomass loss rate (year<sup>−1</sup>) <code>P</code> — Absolute above ground biomass productivity rate (Mg ha<sup>−1</sup> year<sup>−1</sup>) <code>L</code> — Absolute above ground biomass loss rate (Mg ha<sup>−1</sup> year<sup>−1</sup>) <code>pl</code> — Relative leaf biomass productivity rate (year<sup>−1</sup>) <code>ll</code> — Relative leaf biomass loss rate (year<sup>−1</sup>) <code>Pl</code> — Absolute leaf biomass productivity rate (Mg ha<sup>−1</sup> year<sup>−1</sup>) <code>Ll</code> — Absolute leaf biomass loss rate (Mg ha<sup>−1</sup> year<sup>−1</sup>) <code>w_max</code> — Period mean above ground biomass of the largest tree (Mg ha<sup>−1</sup>) <code>w_99</code> — The 99-th percentaile of tree above ground biomass (Mg ha<sup>−1</sup>) <code>rgr_max</code> — Relative growth rate of the largest tree (year<sup>−1</sup>) <code>H_max</code> — Height of the largest tree (m) d2.csv — Community-wide diversity, biomass productivity and other turnover rates in each of 60 forest plots in eastern Asia <code>plot_id</code> — Plot ID <code>t1</code> — Average time of the first census <code>t2</code> — Average time of the second census <code>N</code> — Period mean number of stems (ha<sup>−1</sup>) <code>Nsp_all</code> — Number of species <code>Nsp</code> — Number of species without less abundant species (&gt;= two surviving individuals in a period) <code>shannon</code> — Shannon index of species diversity <code>richness</code> — Expected number of species in a sample of 200 stems (rarefaction species richness) <code>Bsum</code> — Sum of species above ground biomass (Mg ha<sup>−1</sup>) <code>Blsum</code> — Sum of species leaf biomass (Mg ha<sup>−1</sup>) <code>Psum</code> — Sum of species absolute above ground biomass productivity rate (Mg ha<sup>−1</sup> year<sup>−1</sup>) <code>p</code> — Weighted average of species relative above ground biomass productivity rate (year<sup>−1</sup>) <code>Plsum</code> — Sum of species absolute leaf biomass productivity rate (Mg ha<sup>−1</sup> year<sup>−1</sup>) <code>Bmean</code> — Mean of species above ground biomass (Mg ha<sup>−1</sup>) <code>Pmean</code> — Mean of species above ground biomass productivity rate (Mg ha<sup>−1</sup> year<sup>−1</sup>) <code>species</code> — Scientific name of the maximum biomass species in the plot <code>B_max</code> — Above ground biomass of the maximum biomass species (Mg ha<sup>−1</sup>) <code>p_max</code> — Relative above ground biomass productivity rate of the maximum biomass species (year<sup>−1</sup>) <code>Plitter</code> — Annual litterfall production (Mg ha<sup>−1</sup> year<sup>−1</sup>) <code>NPP</code> — Net primary productivity (Mg ha<sup>−1</sup> year<sup>−1</sup>) plot_metadata.csv — Metadata (e.g. location and climate variables) for 60 forest plots in eastern Asia <code>plot_id</code> — Plot ID <code>latitude</code> — Latitude in decimal degrees (°) <code>longitude</code> — Longitude in decimal degrees (°) <code>elevation</code> — Elevation (m) <code>MAT</code> — Mean annual temperature (°C) <code>AP</code> — Annual precipitation (mm year<sup>−1</sup>) <code>PET</code> — Potential evapotranspiration (mm year<sup>−1</sup>) <code>area</code> — Plot area (ha) <code>1st_census</code> — Average time of the first census <code>2nd_census</code> — Average time of the second census productivity.r — R script for estimating forest-level aboveground net productivity