condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.021551122222222226 0.0039810666666666664 0.05653016666666667 Potassium deficiency 0.0 0.0 0.0 Heat 0.0 0.0 0.0