Assertion: dwarf bunt | /r/CreatedBy | the fungus t. controversa
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Source sentences:
text: Dwarf bunt, caused by the fungus T. controversa, occurs on autumn-planted wheat and also on numerous genera of winter annual grasses (Hardison et al., 1959; Schuhmann, 1960; Duran and Fischer, 1961; Hoffmann and Waldher, 1964; Ozkan, 1971).