![]() ![]() In case you have already subscribed for the Article/Publication, please login, using the panel provided above.įor Information regarding subscription please click here.įor a comprehensive list of other publications available on indianjournals. In respect of seasons, mrigbahar was most vulnerable for bacterial blight development while hastbahar was relatively safe with less disease incidence and severity.įixed plot, Bacterial blight, Xanthomonas, pomegranate. punicae in Iran Authors Source Information Download Options Cite My Articles Additional. During the last five to six years, farmers are facing a severe threat from bacterial blight disease. Bacterial blight of pomegranate caused by Xanthomonas citri pv. To our knowledge, this is the first report of bacterial blight on pomegranate caused by X. punicae on pomegranate has been previously reported in India (2), Pakistan (1), and South Africa (4). punicae (Xap), account for 60-80 of yield loss. Pomegranate (Punica granatum L.) is a good table fruit growing well in tropical and subtropical region of the world belongs to Punicaceae family. High incidence of bacterial blight caused by X. Among the varieties, Bhagwa was found more susceptible with more disease severity on leaf, stem and fruit. Productivity of pomegranate is compromised by a bacterial blight disease caused by Xanthonomas axonopodis pv. Lowest average disease incidence on fruit was observed in Bijapur district with lowest average disease severity (22.12 PDI) in Koppal district. Similarly, highest average disease severity both on leaf (26.33 PDI) and fruit (28.95 PDI) was recorded in Bijapur district. Highest average disease incidence of 38.29 percent was observed in the villages of Chitradurga district, followed by Anantapur (36.64) and Koppal district (32.40%). ![]() punicae in major pomegranate growing areas of Karnataka and border areas of Andhra Pradesh. At present this disease is observed on leaf, stem and on fruits, and has been responsible for the removing of many orchards in south India. Punicae, considered to be a minor disease, was reported as bacterial leaf spot in the 1950s. Bacterial blight drastically reduces the yield and quality of fruits, which are critical for pomegranate production. Bacterial blight of pomegranate, caused by Xanthomonas axonopodis pv. ![]() punicae is a major disease of pomegranate. Field application of fungicides is necessary to control pathogens, which infect the fruit during developmental stages. Bacterial blight caused by Xanthomonas axonopodis pv. Basavanaĭepartment of Plant Pathology, College of Agriculture, University of Agricultural Sciences, Dharwad – 580 005įixed plot survey was undertaken for two years during, 20 to assess the incidence and severity of bacterial blight of pomegranate caused by Xanthomonas axonopodis pv. A major bacterial disease of pomegranate is bacterial blight caused by Xanthomonas axanopodis pv. The increase in day temperature (38.6☌) and afternoon relative humidity of 30.4% along with cloudy weather and intermittent rainfall favored the disease initiation and further spread of the disease.Survey on bacterial blight of pomegranate Secondary source of inoculum : Wind splashed rains.Primary source of inoculum:Infected cuttings.Pomegranate is an important fruit crop of subtropical and tropical regions of the world and is promoted as. punicaeusing sensitive PCR techniques Introduction. Spots on fruits were dark brown irregular slightly raised with oily appearance, which split open with L-shaped cracks under severe cases.Ĭausal organism: Xanthomonas axonopodies pv.punicae Reliable and early diagnosis of bacterial blight in pomegranate caused by Xanthomonas axonopodispv.The pathogen also infects stem and branches causing girdling and cracking symptoms.Appearance of one to several small water soaked, dark colored irregular spots on leaves resulting in premature defoliation under severe cases.Bacterial blight of pomegranate has assumed epidemic proportions (40-85% severity) in northern Karnataka (Bijapur, Bellary, Bagalkot) seriously threatening its cultivation. ![]()
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