More fire ants are coming, says NC State entomologist

In Coastal Review Online

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The impossible-to-eradicate, imported red fire ant is going to expand farther and crop up in higher concentrations in North Carolina.

This is primarily due to the fact that one type of social colony of these wildly unpopular insects, known for their painful sting and costly impact to the state’s nursery industry, is killing off another, according to Charles Apperson, a professor of entomology at N.C. State University’s Department of Entomology.

There are two types of fire ant social colonies – monogyne, single-queen colonies, and polygyne, multiple-queen colonies. It’s the polygyne colonies that have the upper hand, destroying single-queen colonies one mound at a time. Continue reading

When neonicotinoids don’t control thrips, using more isn’t better

In Southeast Farm Press

Tobacco thrips resistant to neonicotinoid class of insecticides are  proving to be more of a problem for cotton producers in North Carolina and across the Southeast.

During the annual convention of the North Carolina Agricultural Consultants Association in Raleigh, George Kennedy, William Neals Reynolds distinguished professor of entomology from North Carolina State University, shared results of research conducted in 2014 and 2015 in the 30 counties where cotton is grown in North Carolina.  The neonicotinoid resistance research, which will continue this year, seeks to find answers to what is driving resistance and what can be done about it. Continue reading