1. Virus eradication from some Pelargonium zonale cultivars by meristem-tip culture

   • F. A. Hakkaart
   • Gusta Hartel

   OriginalPaper Pages: 39 - 46

2. Hippeastrum mosaic virus and another filamentous virus in Eucharis grandiflora

   • Upali Jayasinghe
   • Jeanne Dijkstra

   OriginalPaper Pages: 47 - 65

3. Book review

   • C. P. de Jager
   • J. E. Parlevliet

   BookReview Pages: 65 - 66

4. Acquired resistance to pimaricin in Cladosporium cucumerinum and Fusarium oxysporum f.sp. narcissi associated with decreased virulence

   • J. Dekker
   • A. J. Gielink

   OriginalPaper Pages: 67 - 73

5. Seed pathology

   • W. Gams

   Book review Pages: 73 - 74

6. Acquisition of potato virus Y^N by Myzus persicae from primarily infected ‘Bintje’ potato plants

   • A. B. R. Beemster

   OriginalPaper Pages: 75 - 81

7. Potassium and plant health

   • P. Harrewijn

   Book review Pages: 82 - 82

8. Phytophthora wilt of carnation in the Netherlands

   • H. Rattink

   Short Communication Pages: 83 - 84

9. Choanephora blight of potatoes and other crops grown under tropical conditions in Peru

   • L. J. Turkensteen

   Short Communication Pages: 85 - 86