condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.001649277777777778 0.0 0.004947833333333334 Phosphate deficiency 0.005896255555555555 0.0 0.017688766666666664 Potassium deficiency 0.0 0.0 0.0 Heat 0.0 0.0 0.0