Why do exotic species sometimes take over an ecosystem

Exotic species are those organisms which are not native to the specific area. When exotic species are introduced into a new ecosystem, the exotic species can grow at exponential rate because they often don't face the same factors that were inhibiting the growth in the original ecosystem. That’s why exotic species sometimes take over an ecosystem.

1. loamy sand is about 80% sand with 10% clay and defined mostly by sand particles with some clay to provide structure and fertility. the sand particles are easily visible and the soil holds structure but breaks apart easily.

2. scott sand can improve his soil quality by incorporating more silt and organic matter into the soil. peat moss and organic matter can also be incorporated.