condition mean min max Control 0.03890438888888889 0.0 0.2104 Nitrogen deficiency 0.035222555555555556 0.0 0.10566766666666666 Phosphate deficiency 0.02859211111111111 0.0 0.08577633333333333 Potassium deficiency 0.0 0.0 0.0 Heat 0.0 0.0 0.0