1. Stimulation of oospere production in Phytophthora cinnamomi by Trichoderma Species Isolated from Eucalypt Roots

   • G. C. Johnson
   • W. A. Heather

   Research Notes Pages: 1 - 2

2. Observations of the Infection Process of Phytophthora cinnamomi on Eucalyptus sieberi

   • I. W. Smith
   • G. C. Marks

   BriefCommunication Pages: 2 - 3

3. A Study on the Host Range of Pratylenchus thorne;

   • P. C. O’Brien

   BriefCommunication Pages: 3 - 5

4. A Survey of Victorian Foundation Seed Potatoes for Spore Balls of Spongospora subterranea

   • R. F. de Boer
   • S. P. Fltett
   • P. A. Taylor

   BriefCommunication Pages: 6 - 7

5. Freckle and Black Sigatoka Diseases of Banana in Far North Queensland

   • D. R. Jones
   • J. L. Alcorn

   New Diseases Pages: 7 - 9

6. Winter Leaf Spot on Borage Caused by Nigrospora oryzae

   • A. R. Paul

   BriefCommunication Pages: 9 - 10

7. Bacterial Wilt of Potato in South Australia

   • Steve Akiew

   BriefCommunication Pages: 10 - 10

8. Endothia havanensis on Jarrah

   • E. M. Davison

   BriefCommunication Pages: 10 - 11

9. Notices

   Announcement Pages: 11 - 12

10. “National Work Conference on Microbial Collections of Major Importance to Agriculture”

    • A. C. Hayward

    Reviews Pages: 12 - 12

11. Sustaining associates

    Announcement Pages: 12 - 12