condition mean min max Control 16.89865 16.89865 16.89865 Cold 17.3899 17.3899 17.3899 Heat 20.0465 20.0465 20.0465 Drought 14.5656 14.5656 14.5656 Nitrogen deficiency 17.1901 17.1901 17.1901 Salt 15.5637 15.5637 15.5637