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Know About Citrus Canker

Disease due to a bacterium Xanthomonas citri. This bacterium is of bacillus and gram negative type. In India, this is the most commonly prevalent disease during the rains. Symptoms: The disease affects the leaves, twigs, thorns and fruits. All green parts and maturing fruits become more or less covered with brown scabby spots surrounded by dark – brown glossy margins. The lesions may enlarge to a diameter of 3 or 4 mm become raised and rough and turn brown. The bacteria enter through the stomata and wounds and multiply in the cortex to which they are confined. Control: The infection can be largely prevented by removing the infected branches and spraying the plants with Bordeaux mixture or spraying 3 to yellowing. Plant shows stunted growth and symptoms appear on the lower leaves. They turn yellow orange, bend downwards and possess dark brown spots. Disclaimer This channel does not promote or encourage any illegal activities. All contents provided by this channel for general and education purpose only. Copyright disclaimer under section 107 of the copyright act 1976,allowance is made for "fair use policy" for purposes such as criticism, comment, news reporting,teaching,scholarship and research. Fair use is a use permitted by copyright statute that might otherwise be infringing. Non-profit, educational or personal use tips the balance in favor of fair use.