1. Monoclonal antibodies to an isolate of barley yellow dwarf virus from Victoria, Australia

   • D. R. Hewish
   • R. J. Sward
   • W. F. Rochow

   OriginalPaper Pages: 1 - 4

2. Interactions between fungi invading injured sapwood of eucalypts

   • J. Wilkes

   OriginalPaper Pages: 5 - 9

3. Variation in Ustilago bullata on Agropyron scabrum in Australia and New Zealand

   • G. C. Kirby

   OriginalPaper Pages: 10 - 12

4. Identification and seasonal population changes of ice nucleation active bacteria in a pea field in South Australia

   • M. Mazarei
   • A. Kerr

   OriginalPaper Pages: 13 - 15

5. Races of Xanthomonas campestris pv. malvacearum occurring in Queensland and Western Australia

   • A. Alippi
   • A. C. Hayward

   BriefCommunication Pages: 16 - 16

6. Races of bacterial blight, Xanthomonas campestris pv. malvacearum, present in Australian cotton crops in 1964-1980

   • P. C. Fahy
   • Pauline Cain

   BriefCommunication Pages: 17 - 18

7. Zucchini yellow mosaic virus in three States of Australia

   • R. S. Greber
   • G. D. McLean
   • M. S. Grice

   BriefCommunication Pages: 19 - 21

8. Fruit rot of papaw caused by Phytophthora palmivora in Queensland

   • S. D. Hamill

   BriefCommunication Pages: 22 - 22

9. Book Reviews

   • W. P. Roberts

   BookReview Pages: 24 - 24