info:oai:icrisat:1486info:ofi/fmt:xml:xsd:journalFredericksonD EFrederickson, D EMantleP GMantle, P GMillianoW A J DeMilliano, W A J De27-32Susceptibility to ergot in Zimbabwe of sorghums tbat remained uninfected in their native climates in Ethiopia and Rwanda431Plant Pathology1994article