condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.0088611 0.0 0.0265833 Potassium deficiency 0.0 0.0 0.0 Heat 0.014287033333333332 0.0 0.028574066666666665