(1) The state was also called in to deal with stock disease, especially scab - a major constraint on wool production.(2) It is a Government requirement that farmers dip their sheep to prevent scab .(3) Australia Post angered unionists by bringing in supervisors and their families to scab on the strike.(4) As this mesh dries, it hardens and forms a scab to protect the wound as it heals.(5) This is the pathogen that causes scab - the most devastating disease of wheat and barley to date.(6) Apple trees are commonly attacked by a fungal disease called apple scab .(7) The scab on the wound eventually sloughs off, exposing a regenerated area of the skin.(8) The disappointing turnout was probably due to the regulations which restricted sheep movements in a bid to prevent scab .(9) How and why Venturia, commonly known as black scab , has spread in Manchester is still a mystery.(10) Even though scab and powdery mildew are very different diseases, when you spray for scab , you also prevent powdery mildew.(11) The potential for disease is great because Gibberella zeae, the fungus that causes stalk rot in corn, also causes head scab in wheat.(12) Fusarium head scab is common in Ohio wheat fields when rain persists through the flowering period of the crop.(13) A scab formed over the wound after 2 days, and the wound healed completely within 2 weeks.(14) Copperas was used as an eye ointment during the medieval period, to treat scab in sheep, and later (presumably in small quantities) as a laxative.(15) Most important in Ohio is resistance to powdery mildew, Stagonospora leaf blotch, and head scab .(16) At one point in time, Jackie considers becoming a scab and crashing through the picket lines.