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Wireworm Research Paper

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Wireworm larvae are a small, slender worm that grows up to 1 ½ inches and resembles the color of a pale yellow or a brownish-red. They primarily feed on young corn plants. When a wireworm reaches its adult stage it is then referred to as a “click beetle.” The click beetle gets its name from the clicking noise they make when they are placed on their back. They lay little white eggs near roots of plants in the soil in the spring. The life cycle of a wireworm/click beetle is anywhere from 4-7 years so they can damage a crop year after year repeatedly if not taken care of. Wireworms are known for hollowing out the seed of a plant and leaving nothing behind except the seed coat. They can also chew right through the roots of a plant causing …show more content…

A study was done not too far from here in Missouri that took a range of 93 fields over two years to determine what types of larvae are there. The results showed 6 different sub species of wireworms. An additional two other sub species were thrown into the mix that were found over in Nebraska. The genus of all these wireworms are Melanotus and the species were as followed: M. depressus, M. opacicollus, M. similus, M. verberans, M. cribulosus, M. communis. The most frequent species was that of Melanotus depressus with 4,148 specimens over 21 fields. The two species from Nebraska were that of Melanotus dietrichi and Melanotus pilosis. The Melanotus dietrichi caused severe damage to corn fields across Nebraska. Melanotus depressus and Melanotus opacicollus are the most injurious species in Missouri. The Melanotus communis, Melanotus cribulosus, and Melanotus similus are often referred to as pest, however, they didn’t cause any damage at all to the fields in Missouri. This is interesting to know just how many other species of the wireworm are around the Midwest. Also, it’s good to know which sub species cause the most damage and need the most attention and which sub species are of no harm and shouldn’t be worried about.

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