condition mean min max Control 0.08394277777777777 0.0 0.5036566666666666 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.0 0.0 0.0 Potassium deficiency 0.9878862222222222 0.0 2.756121333333333 Heat 0.0 0.0 0.0