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    Question

    Harvest index is the ratio

    of
    A yield to height Correct Answer Incorrect Answer
    B yield to leaf weight Correct Answer Incorrect Answer
    C economic yield to biological yield Correct Answer Incorrect Answer
    D yield to evapotranspiration Correct Answer Incorrect Answer

    Solution

    Harvest index is the ratio of economic yield (usually the edible or harvestable portion of a crop, such as grains, fruits, or vegetables) to the biological yield (the total above-ground biomass of the crop, including leaves, stems, and harvestable parts).

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