condition mean min max Control 3.376127777777778e-07 0.0 2.025676666666667e-06 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 0.0 0.0 0.0