condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.02013918888888889 0.0 0.060417566666666665 Potassium deficiency 0.01209881111111111 0.0 0.03629643333333333 Heat 0.0 0.0 0.0