Sub-clover red leaf and sub-clover stunt viruses are not transmitted by lucerne and pea aphids G. R. JohnstoneD. S. Patten Research Notes Pages: 65 - 66
Effect of volatiles of some plant extracts and their oils on conidia of Erysiphe polygoni DC. H. B. SinghU. P. Singh Research Notes Pages: 66 - 67
Beet pseudo-yellows virus in tasmania — the first report of a whitefly transmitted virus in Australasia J. E. DuffusG. R. Johnstone New Diseases Pages: 68 - 69