Fourth supplement to #x201C;A revised list of plant diseases recorded in New Zealand#x201D;, 1957#x2013;1958

摘要

In this Fourth Supplement (toNZ. Dep. sci. industr. Res. Bull, 101) are listed 95 diseases on 114 host plants. It includes new records, additional host records, and diseases recorded in publications since the preparation of the Third Supplement (Brien and Dingley 1957). New records includeAlternaria dianthicolaonDianthus caryophyllusandFusarium bulbigenumvar.batatasonIpomoea batatas, while additional host records containPhytophthora cinnamomion a number of host plants andPuccinia iridison nine species ofIris. Diseases of some importance which have been recorded since the Third Supplement areUstilago violaceae,Septoria passiflorae, shell-bark virus, citrus exocortis virus and citrus tristeza virus.