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    Question

    Which pest of sugarcane is characterized by the symptom

    of internodes becoming constricted and shortened with multiple boreholes and frass in the nodal region, resulting in reddened affected tissues?
    A Early shoot borer: Chilo infuscatellus Correct Answer Incorrect Answer
    B Stem or internode borer: Chilo sacchariphagus indicus Correct Answer Incorrect Answer
    C Top shoot borer: Scripophaga excerptalis Correct Answer Incorrect Answer
    D Scale insect: Melanaspis glomerata Correct Answer Incorrect Answer

    Solution

    This pest infestation causes internodes to be constricted, shortened, with boreholes and frass in the nodal region, leading to reddened affected tissues.

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