condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.003801122222222222 0.0 0.011403366666666666 Phosphate deficiency 0.0039221333333333335 0.0 0.011766400000000002 Potassium deficiency 0.0 0.0 0.0 Heat 0.0 0.0 0.0