One of the major fungal plant diseases in the tropical and subtropical regions of the world is corynespora cassiicola. Mancha foliar objetivo por corynespora cassiicola en pepino. Diagnostic features of corynespora cassiicola and its. The gardening channel with james prigioni recommended for you.
The purpose of this research is to find the reliable means to determine the risk posed to agriculture in the pacific basins by the import and. The symptom is characterized by a papery center surrounded by a yellow halo. Leaf spot of pawpaw is hereby reported for the first time in nigeria. Ripe fruits and abaxial surfaces of the leaves were significantly more susceptible to infection than unripe fruits and adaxial surfaces of leaves. Avozani a, reis em, tonin rb 2014 sensitivity loss by corynespora cassiicola, isolated from soybean, to the fungicide carbendazim. Pdf chlamydospore formation by corynespora cassiicola. Esta enfermedad es muy recurrente en areas tropicales y subtropicales 15. In other words, the leaf wetness is likely a major environmental factor driving the disease for this fungal pathogen. Diagnostic features of corynespora cassiicola and its associated diseases identifying c. Corynespora leaf spot corynespora cassiicola spotlight name archive. How to build a hinged hoophouse for a raised bed garden duration. This sensitivity range is similar to other reports of a. A new record of leaf spot disease on aquilaria malaccensis lamk in india.
In this study, iprodione ec 50 values ranged from 0. To the best of our knowledge, this study represents the first report of the sensitivity of previously unexposed greenhouse collected isolates of c. Borah r k, ahmed f s, sarmah g s, bhabesh gogoi, 2012. Chlamydospore formation by corynespora cassiicola article pdf available in tropical plant pathology 376. The humidity may be used as a surrogate for leaf wetness, as it is an essential component of an environment and has. Tizon del fuego del pepino corynespora cassicola innova seeds co. The leaf spots are dark brown to black in color and appear. Novedadesenelmanejode enfermedadesdefindecicloensoja. Characterization of the species corynespora cassiicola and. Corynespora cassiicola requires high humidity for infection and is additionally favored in locations with substantial periods of high moisture 1644 hours. Corynespora cassiicola leaf spot of pawpaw carica papaya. Crops that suffer the greatest yield loss due to the fungus include cowpea, cucumber, papaya, pepper, rubber, soybean and tomato.
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