Why were there few factories in the south?

They had a lot of agriculture and s l a v e s : (

Explanation:

The rednecks farmed more because of the rich soil they had and lots of good land. They also used slaves back then which they thought were useful. But if you're speaking about now there are more factories but they still do farm because the land is still rich and big.

There was mainly slave farms in the south, most of the factories were located in the north.