condition mean min max Control 10.118493888888889 8.742096666666667 11.3635 Nitrogen deficiency 12.139066666666666 11.7883 12.504 Phosphate deficiency 8.849002222222222 7.23002 9.71831 Potassium deficiency 11.412151111111111 9.2949 15.5843 Heat 12.6448 11.7273 13.562299999999999