condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0012883666666666665 0.0 0.0038651 Phosphate deficiency 0.0037137777777777777 0.0 0.011141333333333333 Potassium deficiency 0.0 0.0 0.0 Heat 0.0019831000000000002 0.0 0.0039662000000000005