அரிசி ஆராய்ச்சி: திறந்த அணுகல்

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Effect of Bacterial Blight in Rice

Natalia Mari

A disease of rice caused by the plant life Pyricularia oryae, characterised by elliptical leaf spots with achromatic margins, brown lesions and neck rot of the mature panicles, and stunt flying of the plant Rice microorganism blight, additionally called bacterial blight of rice. Deadly bacterial disease that is among the foremost damaging afflictions of cultivated rice (Oryza sativa and O. glaberrima). In severe epidemics crop loss is also as high as seventy five %, and numerous hectares of rice are infected annually. Symptoms of common bacterial blight first appear on leaves as tiny, water-soaked spots, light-weight inexperienced areas, or both. As these spots enlarge, the tissue within the center dies and turns brown. These irregularly shaped spots square measure featheredged by a gamboge ring, that is a diagnostic symptom of common bacterial blight. Properly fertilize, water and mulch shrubs to avoid stress which will dispose them to sickness. Avoid overhead watering that may keep leaves wet. If you have got had issues with bacterial blight, you will need to use a mixture of copper and mancozeb-containing fungicides for management.