condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.6472767777777778 0.0 1.9418303333333333 Potassium deficiency 10.015844222222222 0.0 30.04753266666667 Heat 0.0 0.0 0.0