condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.06154311111111111 0.0 0.18462933333333334 Phosphate deficiency 0.0 0.0 0.0 Potassium deficiency 0.02934822222222222 0.0 0.08804466666666666 Heat 0.0 0.0 0.0