condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.4291707777777778 0.0 1.2875123333333334 Potassium deficiency 0.3606066666666667 0.0 1.08182 Heat 0.0 0.0 0.0