condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.0046474333333333335 0.0 0.0139423 Potassium deficiency 0.0050314999999999995 0.0 0.015094499999999999 Heat 0.0 0.0 0.0