Action level, concentration level of airborne eto in or at breathing level. Which is 0.5 ppm
Always decontaminate equipment after working in a field suspected of having the club-root fungus by thorough washing followed by spraying all surfaces with a disinfectant such as Lysol, formaldehyde, etc. Grow cabbage and related crops once every three to five years with crops not in the mustard family.
Buying ready-made cabbage seedlings gives you a head start on your gardening without the hassle of messing around with seeds. Vegetable starter plants typically are sold in grower flats, or cell packs, containing up to 12 plants.