condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0229409 0.0 0.0688227 Phosphate deficiency 0.040515 0.0 0.121545 Potassium deficiency 0.0 0.0 0.0 Heat 0.017705666666666665 0.0 0.03541133333333333