Lettuce, tomatoes and carrots were evaluated under four disinfection methods. Chlorine (50, 100 and 200 ppm) was compared for effectiveness with citric acid (0.5, 1 and 1.5%)
Lettuce, tomatoes and carrots were evaluated under four disinfection methods. Chlorine (50, 100 and200 ppm) was compared for effectiveness with citric acid (0.5, 1 and 1.5%)