1.   Farms on the Fens today have all the crops grown in East Anglia, but the Fens was once a vast Marshland.

2.   In time, the house might Decay, the town disappear, and the whole site become a field growing crops.

3.   It is now possible to grow satisfactory crops under varying climatic conditions.

4.   Its members live in a forest, and every year they take more of it to grow crops.

5.   Many crops are grown from seed every year.

6.   Many people in other parts of the world grow crops for their own use.

7.   More and more land was needed to grow crops for export and in some cases for the domestic Market.

8.   Ohio-valley dwellers of this time were farmers, and pollen tests show that they grew the crop.

9.   Poor farmers have little incentive to grow crops for export.