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Management of Aphis gossypii Populations and the Spread of Cotton leafroll dwarf virus in Southeastern Cotton Production Systems
(2020-07-14)
Cotton aphid, Aphis gossypii Glover is a highly polyphagous pest known to cause both direct and indirect damage to cotton. Management of A. gossypii is a concern in Alabama due to two emerging problems, insecticide resistance, ...
Suppression of Wolbachia mediated Cytoplasmic Incompatibility
(2020-07-17)
Insect biocontrol applications often hinge upon insect reproduction. Wolbachia are maternally inherited intracellular bacteria that infect insects. Wolbachia sterilizes a mosquito sperm resulting in a lethal embryonic ...
Evaluating the effects of novel application methods of oxalic acid on Varroa destructor and Apis mellifera in the Southeastern United States
(2020-11-16)
Varroa destructor is a devastating ectoparasitic mite of Apis mellifera honey bees. To manage it, beekeepers employ Integrated Pest Management, including the strategic use of chemicals like oxalic acid. Here, I performed ...
Differential nymphal development of Blattella asahinai and B. germanica and their hybridization potential (Blattodea: Ectobiidae)
(2020-07-14)
The Asian cockroach, Blattella asahinai (Blattodea: Ectobiidae), is the closest relative of the German cockroach, B. germanica (L.), and has become a peridomestic nuisance pest in the southeastern United States. However, ...
Investigating Vector-Virus-Host Plant Interactions That Influence the Acquisition and Transmission of Mixed Infections
(2020-11-17)
Tomato yellow leaf curl virus (TYLCV) and Tomato mottle virus (ToMoV) (Geminiviridae, Begomovirus) are two economically important, tomato-infecting viruses that occur in single and mixed infections in the United States. ...
Potential Effects of Biotic and Abiotic Stressors on the Reproductive Health of Honey Bees
(2020-11-30)
Apis mellifera Linnaeus honey bees are the most economically important pollinator species in the United States, yet colonies consistently experience high losses as a result of interacting biotic and abiotic stressors. My ...
Posttranslational Modification of 2-CysPrxs by Reduced Glutathione Interplays with CYP20-3-Dependent OPDA Signaling Pathways
(2020-12-01)
Glutathione, a tripeptide (GSH; a 307 Da γ-L-glutamyl-L-cysteinyl-glycine peptide) is the most abundantly present, thiol in plants and animals, and considered as a master antioxidant. It prevents damage to cells caused by ...
Effects of neonicotinoid exposure on the strength of honey bee (Apis mellifera) colonies
(2021-03-11)
A growing body of research continues to document and describe the unintended effects of insecticides on non-target organisms, such as insect predators, parasitoids, and pollinators. Specifically, different classes of ...
Assessing the pollination contribution of bees within the southeastern United States
(2021-04-19)
Over 80% of the world’s flowering plants rely on animal pollinators, and approximately 75% of the world’s food crops depend on insect pollinators. Insects are crucial in the pollination of many cultivated and wild flowering ...
Role of calcium during plant infection by Xylella fastidiosa
(2021-04-26)
Xylella fastidiosa (Xf) is a Gram-negative plant pathogenic bacterium that lives in the xylem vessels of infected plants and the foregut of sharpshooter insect vectors. X. fastidiosa causes diseases in many economically ...