condition mean min max Control 0.002389311111111111 0.0 0.014335866666666667 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.0 0.0 0.0 Potassium deficiency 0.0 0.0 0.0 Heat 0.0046078 0.0 0.0092156