condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.018927799999999998 0.0 0.0567834 Potassium deficiency 0.02635551111111111 0.0 0.0743548 Heat 0.0 0.0 0.0