Weeds in Rice Paddies
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Questions and Answers

What is the definition of weeds in the context of rice cultivation?

  • Plants that are intentionally planted in rice paddies.
  • Plants that grow in places where they are not wanted. (correct)
  • Plants that are used as fertilizers in rice cultivation.
  • Plants that are used as pesticides in rice cultivation.

    • What do weeds reduce in rice cultivation?

  • Rice plant growth rates
  • Water consumption in rice paddies
  • Soil nutrient levels
  • Rice yields (correct)

    • How do weeds affect insect pests and diseases in rice cultivation?

  • They eliminate insect pests and diseases.
  • They have no effect on insect pests and diseases.
  • They serve as alternate hosts for insect pests and diseases. (correct)
  • They repel insect pests and diseases.

    • In which type of rice cultivation are weeds more serious?

    <p>Upland and direct seeded wet land</p> Signup and view all the answers

    What do weeds compete with rice plants for?

    <p>Sunlight, moisture, space, and soil nutrients</p> Signup and view all the answers

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