condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.02966511111111111 0.0 0.046807999999999995 Phosphate deficiency 0.01202411111111111 0.0 0.03607233333333333 Potassium deficiency 0.0 0.0 0.0 Heat 0.0 0.0 0.0