| field outbreaks of hyperoestrogenism (vulvo-vaginitis) in pigs consuming maize infected by fusarium graminearum and contaminated with zearalenone. | during the spring and summer of 1979 field outbreaks of porcine hyperoestrogenism characterized by swelling and reddening of the vulva and teats in prepubertal gilts and enlargement of the mammae in young males occurred in the mistbelt of the natal midlands. on a farm in the ixopo district, pigs were fed a mixed ratio containing home-grown yellow maize stored on the cob in a crib and all the young pigs with a mass of 25-85 kg (=a total of 350) were affected. maize ears from the crib had a high p ... | 1980 | 6455520 |