condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.13460444444444444 0.0 0.40381333333333336 Potassium deficiency 0.5770255555555556 0.0 1.7310766666666666 Heat 0.0 0.0 0.0