Camrenegabir1
Camrenegabir1 Camrenegabir1
  • 31-01-2016
  • History
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Why did early farmers use slash-and-burn agriculture?
a. to get rid of pests
b. to get rid of old crops
c. to keep the soil fertile
d. to keep undergrowth from drying out the earth

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RASEA23
RASEA23 RASEA23
  • 31-01-2016
C. To keep the soil fertile because the ash from the burning of the crops fertilized the soil. 
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