Recent Publications

Mleziva A.D. and Ngumbi E.N. (2024). Comparative analysis of defensive secondary metabolites in wild teosinte and cultivated maize under flooding and herbivory stress. Physiologia Plantarum. Accepted.

Dady E., Kleczewski N., Ugarte C.M. and Ngumbi E.N. (2023). Plant variety, mycorrhization, and herbivory influence induced volatile emissions and plant growth characteristics in tomato. Journal of Chemical Ecology. DOI: 10.1007/s10886-023-01455-w

Thomas G., Rusman Q., Morrison WR., Magalhaes DM., Dowell JA., Ngumbi E., Osei-Owusu J., Kansman J., Gaffke A., Damodaram K.J.P., Kim S.J. and Tabanca N. (2023). Deciphering plant-insect microorganism signals for sustainable crop production. Biomolecules. doi: 10.3390/biom13060997

Ngumbi E.N., Dady E. and Calla B. (2022). Flooding and herbivory: The effect of concurrent stress factors on plant volatile emissions and gene expression in two heirloom tomato varieties. BMC Plant Biology. Accepted.

Raglin SS., Kent, AD. and Ngumbi E.N. (2022). Herbivory protection via volatile organic compounds is influenced by maize genotype, not Bacillus altitudinis-enriched bacterial communities. Frontiers in Frontiers in Microbiology Terrestrial Microbiology

Ngumbi E.N. and Ugarte C.M. (2021). Flooding and herbivory interact to alter volatile organic compound emissions in two maize hybrids. Journal of Chemical Ecology. 47:707-718

Demkovich M.R., Calla B., Ngumbi, E.N., Higbee B.S., Siegel JP, and Berenbaum M.R. (2021). Differential regulation of cytochrome P450 genes associated with biosynthesis and detoxification in bifenthrin-resistant populations of navel orangewom (Amyelois transitella). PLOS ONE 16(1): e0245803

Ngumbi, E.N., Hanks L.M., Suarez A.V., Millar J.G. and Berenbaum M.R. (2020)               Factors associated with variation in cuticular hydrocarbon profiles in the navel orangeworm, Amyelois transitella (Lepidoptera: Pyralidae). Journal of Chemical Ecology 46: 40-47.

Older Publications

Joseph, D.O., Zebelo, S., Ngumbi, E. and Fadamiro, H.Y. (2017). cis-Jasmone primes defense pathways in tomato via emission of volatile organic compounds and regulation of genes with consequences for Spodoptera exigua oviposition. Journal -Arthropod-Plant Interactions. DOI: 10.1007/s11829-017-9503-y

Ngumbi E. and Kloepper, J.W. (2016). Bacterial-mediated drought tolerance: Current and future prospects. Applied Soil Ecology. 105: 109-125.

Ngumbi, E. and Fadamiro, H.Y. (2014). Comparative responses of four Pseudacteon phorid fly species to host fire ant alarm pheromone and analogs. Chemoecology. 25: 85-92.

Sims, S.R., Balusu, R.R., Ngumbi, E.N. and Appel, A.G. (2014). Topical and vapor toxicity of saturated fatty acids to the german cockroach (Dictyoptera: Blattellidae) – Journal of Economic Entomology 107: 758-763.

Ngumbi, E. and Fadamiro, H.Y. (2012). Species and sexual differences in behavioural responses of a specialist and generalist parasitoid species to host-related volatiles -Bulletin of Entomological Research. 102: 710-718.

Ngumbi, E., Jordan, M., and Fadamiro, H.Y. (2012). Comparison of associative learning of host-related plant volatiles in two parasitoids with different degrees of host specificity, Cotesia marginiventris and Microplitis croceipes. Chemoecology. 22: 207-215.

Ngumbi, E., Chen, L. and Fadamiro, H.Y. (2010). Electroantennogram (EAG) responses of Microplitis croceipes and Cotesia marginiventris and their lepidopteran hosts to a wide array of odor stimuli: Correlation between EAG response and degree of host specificity? Journal of Insect Physiology. 56: 1260–1268.

Ngumbi, E., Chen, L. and Fadamiro, H.Y. (2009). Comparative GC-EAD responses of a specialist (Microplitis croceipes) and a generalist (Cotesia marginiventris) parasitoid to cotton volatiles induced by two caterpillar species. Journal of Chemical Ecology. 35: 1009-1020.

Medina-Ortega, K.N., Bosque-Perez, N.A., Ngumbi, E., Jimenez-Martinez, E.S. and Eigenbrode, S.D. (2009). Rhopalosiphum padi (Hemiptera: Aphididae) responses to volatile cues from Barley yellow dwarf virus-infected wheat. Environmental Entomology. 38: 836-845.

Ngumbi, E., Eigenbrode, S.D., Bosque-Perèz, N.A., Ding, H. and Rodriguez, A. (2007). Myzus persicae is arrested more by blends than by individual compounds elevated in headspace of PLRV-infected potato. Journal of Chemical Ecology. 33: 1733-1747.

Ngumbi, E.N., Ngi-Song, A.J., Njagi, E.N., Torto, R., Wadhams, L.J., Birkett, M.A., Pickett, J.A., Overholt, W.A. and Torto, B. (2005). Responses of the stem borer larval endoparasitoid Cotesia flavipes (Hymenoptera: Braconidae) to plant derived synomones: laboratory and field cage experiments. Biocontrol Science and Technology Journal. 15: 271-279.