Question

      What will be the weed control efficiency (%). if the number of weeds in clodinafop treated plot is 190/ m² and that in a control plot is 361/m²?

    A 33.4 Correct Answer Incorrect Answer
    B 43.4 Correct Answer Incorrect Answer
    C 47.3 Correct Answer Incorrect Answer
    D 57.3 Correct Answer Incorrect Answer

    Solution

    Weed control efficiency= Weed population in control plots- (weed population in treated plots) / (Weed population in control plots) × 100 = 361-190/361×100 = 47.3

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