"data set: ""Study lake chlorophyll-a concentration and response""" Description: Chlorophyll-a concentrations and calculated response ratios measured in the experiment. lake_id Study lake name N_conc Concentration of nitrogen in experiment sample bags P_conc Concentration of phosphorus in experiment sample bags chla_rr_c Chlorophyll-a response ratio chla_mg_m3 Chlorophyll-a concentration in experiment samples bags at the end of the experiment "data set: ""Focal diatom response to nutrient enrichment""" Description: Calculated response ratios of focal diatom species measured in the experiment. lake_id Study lake name limitation Lake nutrient limitation as inferred from chlorophyll-a response to nutrient additions N_conc Concentration of nitrogen in experiment sample bags P_conc Concentration of phosphorus in experiment sample bags N_P Nitrogen to phosphorus ratio (by mass) of experiment sample bags Fragilaria.crotonensis response ratio of Fragilaria crotonensis Fragilaria.capucina response ratio of Fragilaria capucina Nitzschia.palea response ratio of Nitzschia palea