condition mean min max Control 0.0027315777777777777 0.0 0.011072433333333333 Nitrogen deficiency 0.00799841111111111 0.0 0.0196233 Phosphate deficiency 0.0006818922222222222 0.0 0.0020456766666666665 Potassium deficiency 0.0 0.0 0.0 Heat 0.010522885 0.0072229699999999996 0.0138228