condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0212393 0.0 0.0637179 Phosphate deficiency 0.0 0.0 0.0 Potassium deficiency 0.02304772222222222 0.0 0.06914316666666666 Heat 0.0 0.0 0.0