condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 1.8546777777777779 0.0 5.564033333333334 Potassium deficiency 2.778532888888889 0.0 8.28201 Heat 0.0 0.0 0.0