Ecosystems

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Across
  1. 2. These grow back during the traditional farming period
  2. 3. The maximum number of years for the traditional farming method
  3. 6. If kept traditional, this farming method is considered to be...
Down
  1. 1. The fallow period allows what to be returned into the soil
  2. 4. Because of the shortened fallow period the soil is at increased risk of this
  3. 5. Crops are grown using this traditional method