condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.0041666444444444445 0.0 0.012499933333333333 Potassium deficiency 0.018003922222222222 0.0 0.041124666666666664 Heat 0.0 0.0 0.0