Pink Bollworm - Invasive Species

Unit 2 exclusive Work 1 environmental Science The strike hard bollworm is invasive species that Ive decided to use for this weeks assignment. This species is a pest to tot exclusivelyy cotton fiber farmers. Pink bollworms argon a native of somewhere in Southern Asia, precisely it was foremost detected in Texas cotton in 1917. The source was traced to cottonseeds shipped from Mexico to Texas. instanter they ar all over the realism in countries much(prenominal) as Pakistan. The openhanded wiretap bollworm is a small, thin, old moth with adorn wings. The larva is a subdued white, eight-legged caterpillar with conspicuous pink bar along its dorsum. The larva reaches genius half inch in length. It resembles a caterpillar. The only deflection is the fact that it is pink. Its life oscillation is the selfsame(prenominal) as any womanize/moth. The caterpillar forms a pupa or cocoon, then after a couple of weeks it transforms into a moth. thus they mate and replicate. This high consider of reproduction makes it really obtuse to ward off this species from unspoiled being an insect, to becoming an all out travesty. There are a lot of pests who potentially ruin crops, but the pink bollworm ruins cotton crops the worst. They feed on the seed which enable the crops to grow, and they repose the lint quality as well.

It leaves strain spots/stains in the lint, therefrom has to be sold at a discounted rate on the international market. (Ahmad, n.d.) These insects impact are so devastating because antithetic types of rules have been tried in invest to prevent pestilence, but none prevailed. The latest regularity of sterilizing the males was supposed to prevent them from fertilizing the young-bearing(prenominal) eggs. The farms in Californias desert populations are experiencing the biggest infestation of them all. Non-native species usually are much than detrimental to places they are non from. So their effects are way worse than in Southern Asia, where they originate from. In Africa, they have cost on farmer roughly 20 30% of cotton per year. In turn, impacting their sales as...If you want to lease a full essay, order it on our website: Ordercustompaper.com

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