condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.007644777777777778 0.0 0.022934333333333334 Potassium deficiency 0.008468177777777778 0.0 0.025404533333333337 Heat 0.0110708 0.0 0.0221416