condition mean min max Control 2.408142222222222 0.0 6.5256 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.0 0.0 0.0 Potassium deficiency 10.592851111111111 8.365169999999999 13.7299 Heat 5.425325 5.08468 5.76597