1. Sub-clover red leaf and sub-clover stunt viruses are not transmitted by lucerne and pea aphids

   • G. R. Johnstone
   • D. S. Patten

   Research Notes Pages: 65 - 66

2. Effect of volatiles of some plant extracts and their oils on conidia of Erysiphe polygoni DC.

   • H. B. Singh
   • U. P. Singh

   Research Notes Pages: 66 - 67

3. Resistance to potato virus y in Lycopersicon species

   • J. E. Thomas

   Research Notes Pages: 67 - 68

4. Beet pseudo-yellows virus in tasmania — the first report of a whitefly transmitted virus in Australasia

   • J. E. Duffus
   • G. R. Johnstone

   New Diseases Pages: 68 - 69

5. Reviews

   • Melda Moffett
   • K. M. Harrower
   • I. K. Hughes

   BookReview Pages: 69 - 70

6. New Publications

   • J. B. Sinclair
   • Ken Pegg
   • A. C. Hayward

   BookReview Pages: 70 - 71

7. Notices

   Announcement Pages: 71 - 72

8. Sustaining Associates

   Announcement Pages: 72 - 72