The History of Agriculture (Hard)

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Across
  1. 2. Egyptian paper
  2. 3. A Chinese crop
  3. 4. Add this to a plant
  4. 6. To add something
  5. 7. Belonging to the very distant past and no longer in existence
  6. 10. A thin piece of corn
Down
  1. 1. A group of people that hunt, or fish
  2. 2. A tool used on oxen
  3. 4. An African crop
  4. 5. Used to farm and cut wheat
  5. 8. A system for making and trading
  6. 9. An ancient Hebrew form of wealth