Question

    Which soil type promotes higher incidence of Black Scurf

    in Potato?
    A Sandy soil Correct Answer Incorrect Answer
    B Clay soil Correct Answer Incorrect Answer
    C Alluvial soil Correct Answer Incorrect Answer
    D Loam soil Correct Answer Incorrect Answer
    E Peaty soil Correct Answer Incorrect Answer

    Solution

    Sandy soils with poor water retention favor Rhizoctonia solani, the causal agent. Clay and loam soils retain moisture, reducing sclerotia formation.  

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