A colony with a warm climate and fertile soil likely had an economy based on:

Agriculture

Explanation:

Fertile soil and warm climate tend to be a perfect environment for the vast majority of crops to grow.

A colony that possess this crhacteristics will reap a lot of profit if they focused their resources in agriculture. They can grow different variety of crops and sold it to different market segmentation. On top of that, If one type of crops failed to be harvested, the income from the other crops that thrive usually would be more than enough to cover the loss.

general allotment act (dawes act) february 8, 1887

amendment to the dawes act, february 28, 1891

commission to the five civilized tribes (dawes commission), march 3, 1893