condition mean min max Control 0.04306197222222222 0.0 0.22560633333333333 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.005841666666666666 0.0 0.017525 Potassium deficiency 0.0 0.0 0.0 Heat 0.0 0.0 0.0