ENTO 210 Lecture Notes - Lecture 1: Icerya Purchasi, Benthic Zone, Soil Structure
3 Sep 2016
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Document Summary
Insects have invaded every niche except the oceanic benthic zone. Anthropods constitute 65-58% of the total known biodiversity. Beetles are by far the most numerous of the anthropods. Without insects, the world would not be able to survive a couple months that"s why it is so important to protect them. Insects help with: pollination dispersal of seeds, maintain soil structure and fertility control populations of other organisms. Provide food - very important when there are shortages due to climate and they are abundant seasonally. The landscape of the ecosystem termites and others breakdown crucial material to make the soil around them more fertile and less hazardous. But they can also be harmful and spread harmful diseases. Some are even capable of destroying large sections of agriculture. Vedalia beetle introduction to california to control cottony cushion scale* Insect introduction isn"t widely used because of the large amount of control needed to be used and the high chance of failure/destruction.
