condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.006964688888888889 0.0 0.020894066666666666 Potassium deficiency 0.007119088888888889 0.0 0.021357266666666666 Heat 0.0 0.0 0.0