Jul 11, PDF | On Sep 10, , José Ricardo Liberato and others published Asperisporium black spot of papaya (Asperisporium caricae). Jan 30, Citation: Liberato JR, McTaggart AR & Shivas RG () Asperisporium Black Spot of Papaya (Asperisporium caricae) Updated on 10/9/ Ellis, M.B.; Holliday, P. Asperisporium caricae. CMI Descriptions of Pathogenic Fungi and Bacteria. Remarks (public): For a complete description.
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Conspicuous dark conidial stroma develop on the underside of leaf spots. Addition and re-examination of Japanese species belonging to the genus Cercospora and allied genera. These develop into pale circular leaf spots up to 4 mm diameter often surrounded by a chlorotic halo.
CMI Descriptions of pathogenic fungi and bacteria, No. CMI Distribution maps of plant diseases, edition 2, No. These cookies allow us to see information on user website activities including, but not limited to page views, source and time spent on a website. Little control seems to be necessary but Bordeaux is effective and sanitary measures to reduce inoculum have been recommended. Presumably air dispersed but no experimental work has been reported and there is no confirmation of an early suggestion of seed transmission 4: The spores from the underside of the leaves are spread in wind and wind-driven rain.
If this occurs, the growth of the trees is affected, and fruit yield is lower than on healthy trees. For a complete description including images see www. If you would like to know more about cookies and how they work, please visit www. Infection of young fruit also causes them to fall, and infections on mature fruit affect their market quality.
Asperisporium caricae (black spot)
Collections from the Nansei Islands 2. A revised list of plant diseases in Rhodesia.
It is replaced each time there is a query done. Spraying with foliar protectant fungicides such as dithiocarbamates is effective Schroeder, Culture of Asperisporium caricp, the papaya black spot organism. Cookies are small text files that contain a string of characters and uniquely identifies a browser.
Sporodochia hypophyllous, dark blackish brown to black. Crop Protection Compendium http: Cumagun and Padilla, See below for more information. Look for the spots on the leaves from below, up into the crown of the tree. Similar spots form on the fruit; they cause shallow lesions and no decay. Long distance spread occurs when the fruits are traded at markets.
Open the calendar popup. Large numbers of spots cause the leaves to dry, die and fall. Black spot of papaya, Asperisporium caricaeon carucae underside of the leaf. Field and laboratory evaluations of fungicides for the control of brown spot Corynespora cassiicola and black spot Asperisporium caricae of papaya in far north Queensland, Australia. Later the lesions become necrotic and whitish. Taxonomic Tree Top of page Domain: When several references are cited, they may give conflicting information on the status.
Run Zhang 1 and Dr. Penetration is stomatal and macroscopic ccaricae are seen days after inoculation.
Asperisporium Black Spot of Papaya
Occurrence of Asperisporium leaf spot of papaya in India. Simple search Basic search Advanced search Search type specimens Search thesaurus Search bibliography.
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Although often reported from America virtually nothing is known of the biology of A. Remove infected leaves and fruit as soon as they are seen, take them out of the plantation and burn them.
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