condition mean min max Control 0.0009278 0.0 0.0055668 Nitrogen deficiency 0.007596155555555557 0.0 0.02278846666666667 Phosphate deficiency 0.024581077777777776 0.0 0.046412666666666665 Potassium deficiency 0.0 0.0 0.0 Heat 0.0 0.0 0.0