condition mean min max Control 0.007398105555555555 0.0 0.03192013333333333 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.0 0.0 0.0 Potassium deficiency 0.0 0.0 0.0 Heat 0.0134594 0.0 0.0269188