%0 Generic %D 1991 %T Effects of sulphur dioxide on the development of fungal diseases of winter barley in an open-air fumigation system. %A Mansfield, P.J. %A Bell, J.N.B. %A McLeod, A.R. %A Wheeler, B.E.J. %B Agriculture, Ecosystems and Environment %V 33 %P 215-232 %G eng