Appendix C. Model fitting of plant, microbial, and sediment responses to nitrogen addition gradient, and a figure showing data fitting to five models and their Akaike values are presented. VivancoLucĂ­a C. IrvineIrina B. H. MartinyJennifer 2016 Model fitting of plant, microbial, and sediment responses to nitrogen addition gradient, and a figure showing data fitting to five models and their Akaike values are presented.