Supplement 1. The complete data set.

<h2>File List</h2><div> <p><a href="fertilization_treatments.csv">fertilization_treatments.csv</a> (MD5: 89bc45540bf3305cb2ef152cc68eaa0f)</p> <p><a href="root_abundance_and_morphological_traits.csv">root_abundance_and_morphological_traits.csv</a> (MD5: 31d7fb5a0a3858148df72683d227b914)</p> <p><a href="root_nutrients.csv">root_nutrients.csv</a> (MD5: 168940dbbfac94021d6be522d4978e9a)</p> <p><a href="mycorrhizal_colonization.csv">mycorrhizal_colonization.csv</a> (MD5: f83d44888e6ffd45b60544ae605873f1)</p> </div><h2>Description</h2><div> <p>fertilization_treatments.csv is a comma-separated text file containing the fertilization treatments of the Gigante experiment. Column definitions are:</p> <ol> <li>treatment is the fertilization treatment, where N = nitrogen, P = phosphorus and K = potassium. </li> <li>plot is the plot number associated with each treatment. </li> </ol> <p>root_abundance_and_morphological_traits.csv is a comma-separated text file containing the root abundance and morphological trait dataset. Column definitions are:</p> <ol> <li>plot is treatment plot. </li> <li>core is core sample number. </li> <li>size_class is root diameter size class, where 0 = 0–1 mm, 1 = 1–2 mm and 2 = 0–2 mm. </li> <li>biomass is root biomass in g/m2</li> <li>length is root length in m/m2</li> <li>t_den is root tissue density in g/cm3</li> <li>srl is specific root length in cm/g</li> <li>avg_diam is average root diameter in mm.</li> </ol> <p>root_nutrients.csv is a comma-separated text file containing the nutrient content of root tissue samples. Column definitions are:</p> <ol> <li>plot is treatment plot</li> <li>size_class is root diameter size class, where 0 = 0–1 mm, 1 = 1–2 mm and 2 = 0–2 mm. </li> <li>N is root tissue nitrogen concentration (%).</li> <li>C is root tissue carbon concentration (%).</li> <li>P is root tissue phosphorus concentration (ppm).</li> <li>K is root tissue potassium concentration (ppm).</li> </ol> <p>mycorrhizal_colonization.csv is a comma-separated text file containing mycorrhizal colonization dataset. Column definitions are:</p> <ol> <li>plot is treatment plot.</li> <li>arb_per is colonization of arbuscules expressed as a percent of root length</li> <li>ves_per is colonization of vesicles expressed as a percent of root length</li> <li>hyp_per is colonization of hyphae expressed as a percent of root length</li> <li>tot_per is total colonization expressed as a percent of root length</li> <li>arb_len is colonization of arbuscules expressed as root length (cm).</li> <li>ves_len is colonization of vesicles expressed as root length (cm).</li> <li>hyp_len is colonization of hyphae expressed as root length (cm).</li> <li>tot_len is total colonization expressed as root length (cm).</li> </ol> </div

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Appendix B. Population means of annual seed production and seedling recruitment for 1987-1997.

Population means of annual seed production and seedling recruitment for 1987-1997

Appendix A. Individual tree data for seed production and seedling recruitment from 1987-1997.

Individual tree data for seed production and seedling recruitment from 1987-1997

Appendix D. Derivation of the invasion rates, Dij, given in Eq. 3.

Derivation of the invasion rates, Dij, given in Eq. 3

Appendix C. Figures showing the average of total transmission of light above liana and tree seedlings used in study, and responses to full-factorial nitrogen, phosphorus, and potassium addition compared to unfertilized controls for physiological and morphological traits.

Figures showing the average of total transmission of light above liana and tree seedlings used in study, and responses to full-factorial nitrogen, phosphorus, and potassium addition compared to unfertilized controls for physiological and morphological traits

Appendix A. Comparison of coexistence in the forest dynamics model under different parameter values.

Comparison of coexistence in the forest dynamics model under different parameter values

Appendix C. Number of species persisting in simulations of a the forest dynamics model for a 28-species subcommunity.

Number of species persisting in simulations of a the forest dynamics model for a 28-species subcommunity

Appendix B. Pairwise correlations in annual seedling recruitment for 28 species at Barro Colorado Island, Panama.

Pairwise correlations in annual seedling recruitment for 28 species at Barro Colorado Island, Panama

Appendix B. Mixed linear model results for the factorial, incomplete-block design comparing statistical model that includes species and statistical model that does not include species.

Mixed linear model results for the factorial, incomplete-block design comparing statistical model that includes species and statistical model that does not include species