condition mean min max Control 0.0095045 0.0 0.057027 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.0 0.0 0.0 Potassium deficiency 0.043367111111111106 0.0 0.067587 Heat 0.12793516666666666 0.12747733333333333 0.128393