''Elsinoë australis'' is a fungal

plant pathogen Plant pathology (also phytopathology) is the scientific study of diseases in plants caused by pathogens (infectious organisms) and environmental conditions (physiological factors). Organisms that cause infectious disease include fungi, oomyc ...

that causes sweet orange scab (SOS). The disease only attacks the fruit of citrus trees, causing the formation of pustules and lesions on the skin of the fruit. The

spore In biology, a spore is a unit of sexual or asexual reproduction that may be adapted for dispersal and for survival, often for extended periods of time, in unfavourable conditions. Spores form part of the life cycles of many plants, algae, f ...

s of the fungus are spread from tree to tree by rain splash. It can be controlled by the use of various

fungicide Fungicides are biocidal chemical compounds or biological organisms used to kill parasitic fungi or their spores. A fungistatic inhibits their growth. Fungi can cause serious damage in agriculture, resulting in critical losses of yield, quality, ...

s including strobulins and

thiophanate methyl Thiophanate-methyl is an organic compound with the formula C6H4(NHC(S)NH(CO)OCH3)2. The compound is a colorless or white solid, although commercial samples are generally tan-colored. It is prepared from ''o''-phenylenediamine. Uses and analysis ...

References

External links

Index Fungorum

USDA ARS Fungal Database
Elsinoë Fungal citrus diseases Fungi described in 1936 {{fungus-fruit-disease-stub