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    Question

    Caculate the amount of urea fr 4000 m2 area if nitrogen appication rate is 120 kg/ha

    A 10.43 kg Correct Answer Incorrect Answer
    B 101.43 kg Correct Answer Incorrect Answer
    C 104.34 kg Correct Answer Incorrect Answer
    D 114.34 kg Correct Answer Incorrect Answer

    Solution

    Amount of urea= N application rate kg/ha/N% in urea*100 =120/46*100= 260.87 kg/ha 260.87 kg urea is applied in 1 ha i.e. 10,000m2 area Therefore in 4000 m2, urea amount will be=260.87/10,000*4000= 104.38 kg

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