condition mean min max Control 0.0028018444444444443 0.0 0.011014233333333333 Nitrogen deficiency 0.0041184444444444445 0.0 0.012355333333333334 Phosphate deficiency 0.008844000000000001 0.0063007 0.010771000000000001 Potassium deficiency 0.0 0.0 0.0 Heat 0.0 0.0 0.0