prevalence of fusarium species of the liseola section on zimbabwean corn and their ability to produce the mycotoxins zearalenone, moniliformin and fumonisin b1.maize samples were collected from nine grain marketing board (g.m.b) centers in zimbabwe during the 1991 harvest season. a further 47 samples collected directly from farmers and from the g.m.b., centers in chinhoyi and kwekwe during the 1992 harvest season. these samples were analyzed mycologically and the predominant flora was fusarium although penicillium, nigrospora, aspergillus and chaetomium could be isolated from some samples. from the first nine samples studied, f. verticillioides and f. ...199911189767
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