Soil minerals play a vital role in soil fertility since mineral surfaces serve as potential sites for nutrient storage. However, different types of soil minerals hold and retain differing amounts of nutrients.
Rating Newest Oldest. Best Answer: The cotton gin was so important because it changed the way the South produced their most profitable material, cotton. With the success of the cotton gin, it was easy to make bundles of cotton in short amounts of time. This helped increase trading and the Souths' economy.
Although simple handheld roller gins have been used in India and other countries since at least 500 AD, the first modern mechanical cotton gin was created by U.S.American inventor Eli Whitney in 1793 and patented in 1794.hitney's cotton gin model was capable of cleaning 50 pounds (23 kg) of lint per day. The model consisted of a wooden cylinder surrounded by rows of slender spikes, which pulled the lint through the bars of a comb-like grid.