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    • Question

      What is the ideal concentration of CO₂ recommended in polyhouse cultivation for optimal plant performance?

      A 0.11% Correct Answer Incorrect Answer
      B 0.20% Correct Answer Incorrect Answer
      C 2.0% Correct Answer Incorrect Answer
      D 8.0% Correct Answer Incorrect Answer

      Solution

      In polyhouse conditions, maintaining CO₂ concentration around 0.11% (1100 ppm) enhances photosynthesis and crop yield.

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