Intensive and Extensive Farming

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Across
  1. 1. - The term for the frequent use of substances to protect crops from pests in intensive farming.
  2. 4. - The process of rotating crops to maintain soil fertility and manage pests, commonly used in intensive farming.
Down
  1. 2. - The type of _______ farming requires vast tracts of land with minimal inputs and labor per unit area.
  2. 3. - Intensive farming is practiced in densely populated areas like ______.