Virus eradication from some Pelargonium zonale cultivars by meristem-tip culture F. A. HakkaartGusta Hartel OriginalPaper Pages: 39 - 46
Hippeastrum mosaic virus and another filamentous virus in Eucharis grandiflora Upali JayasingheJeanne Dijkstra OriginalPaper Pages: 47 - 65
Acquired resistance to pimaricin in Cladosporium cucumerinum and Fusarium oxysporum f.sp. narcissi associated with decreased virulence J. DekkerA. J. Gielink OriginalPaper Pages: 67 - 73
Acquisition of potato virus YN by Myzus persicae from primarily infected ‘Bintje’ potato plants A. B. R. Beemster OriginalPaper Pages: 75 - 81
Choanephora blight of potatoes and other crops grown under tropical conditions in Peru L. J. Turkensteen Short Communication Pages: 85 - 86