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    Question

    A wheat crop grown on two hectare area produced 10 ton

    grain and required 5 irrigations of 6 cm each, find out its field water use efficiency
    A 33.33 kg/ha-mm Correct Answer Incorrect Answer
    B 16.67 kg/ha-mm Correct Answer Incorrect Answer
    C 3.33 kg/ha-mm Correct Answer Incorrect Answer
    D 1.67 kg ha-mm Correct Answer Incorrect Answer

    Solution

    Field water use efficiency=Yield/WR Yield= 10 ton= 10×1000 kg WR= 6 cm= 60 mm FWUE= 1000/60=16.67 kg/ha-mm

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