condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.0 0.0 0.0 Potassium deficiency 0.0034015 0.0 0.0102045 Heat 0.008853466666666667 0.0 0.017706933333333334