condition mean min max Control 0.0008831333333333334 0.0 0.0052988 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.0017831333333333333 0.0 0.0053494 Potassium deficiency 0.0 0.0 0.0 Heat 0.0 0.0 0.0