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Dieback and gummosis রোগ দুটোও নিচে চেক করতে পারেন। আপনার গাছে কি এমন কস বের হচ্ছে? Phytophthora Gummosis এবং Mango Dieback Disease Pathogen: Lasiodiplodia theobromae (Pat.) The fungus is commonly known as Botryodiplodia theobromae(Pat.). However, Sutton (5) has adopted the name Lasiodiplodia theobromae Griff. & Maubl. as suggested by Zambettakis (6). L. theobromae has also been recognized by Hawksworth et al. (4), and B. theobromae is now, therefore, considered to be a synonym of L. theobromae.  Symptoms and Signs Dieback. In affected plants, twigs die from the tips back into old wood, giving a scorched appearance to the limb. The young green twigs start withering first at the base and then extending outwards along the veins of leaf edges. The affected leaf turns brown and its margins roll upwards. Leaves scorch and fall, leaving a dead branch. In severe conditions, branches start drying one after another in a sequence resulting in death of the whole tree. Gummosis. The infected plants show abundant gum secretion from branches, stem, and main trunk. Initially the gum appears as a small droplet. However, as the disease progresses, it increases and covers most of the branch and trunk. Under severe conditions, the outer wood of a branch cracks and splits and exudes a yellow to brown, gum-like substance

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