condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.018526777777777777 0.0 0.055580333333333336 Potassium deficiency 0.0041339666666666665 0.0 0.0124019 Heat 0.0 0.0 0.0