condition mean min max Control 0.02524138888888889 0.0 0.114221 Nitrogen deficiency 0.03332383333333333 0.0 0.0672561 Phosphate deficiency 0.0546846 0.0 0.1640538 Potassium deficiency 0.0 0.0 0.0 Heat 0.0433697 0.0307632 0.0559762