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 0.0039373 0.0 0.0118119 Heat 0.008248966666666666 0.0 0.016497933333333333