condition mean min max Control 0.2937548888888889 0.0 0.66894 Nitrogen deficiency 0.6072962222222222 0.329422 0.79101 Phosphate deficiency 0.17914588888888888 0.0 0.40031 Potassium deficiency 0.41454477777777776 0.0 0.77217 Heat 0.553841 0.39147 0.7162120000000001