condition mean min max Control 6.275755 4.31066 8.04953 Nitrogen deficiency 9.49526111111111 8.82277 10.2853 Phosphate deficiency 5.906178888888888 5.21655 7.066596666666666 Potassium deficiency 7.606864444444445 6.1765099999999995 10.382166666666667 Heat 8.768745 7.63507 9.90242