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                    U.S. DEPARTMENT OF AGRICULTURE
 Commodity Protection and Quality Research: Parlier, CA
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ARS Home Pacific West Area Parlier, California San Joaquin Valley Agricultural Sciences Center Commodity Protection and Quality Research People & Locations





- Home Page
- Contact Information
- News Articles
- Publications
- Research Projects
- Commodity Fumigation and Residues
- Agrochemical Fate and Transport
- Natural Products Discovery and Utilization
- Chang-Lin Xiao - Research Leader
- Charles Burks
- Dave Obenland
- Joel Siegel
- Spencer Walse

Spencer  Walse
                     

                     Research Chemist

                     


                        **Publications**
                                    (Clicking on the reprint icon
                                       Reprint Icon
                                       will take you to the publication reprint.)Effect of controlled atmosphere storage on key volatiles and sensory perception of Muscat grapes

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(Peer Reviewed Journal)Kulapichitr, F., Asensio, C., Arpaia, M., Walse, S.S., Obenland, D.M. 2024. Effect of controlled atmosphere storage on key volatiles and sensory perception of Muscat grapes. ACS Food Science and Technology. 4(3):766-772. https://doi.org/10.1021/acsfoodscitech.3c00661.Characterization and RNA interference-mediated silencing of tryptophan 2,3-dioxygenase gene in Carpophilus hemipterus (L.) (Coleoptera: Nitidulidae)

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(Peer Reviewed Journal)Bansal, R., Zhao, C., Burks, C.S., Walse, S.S., Hunter, W.B. 2023. Characterization and RNA interference-mediated silencing of tryptophan 2,3-dioxygenase gene in Carpophilus hemipterus (L.) (Coleoptera: Nitidulidae). Insect Molecular Biology. 115(1). Article 22072. https://doi.org/10.1002/arch.22072.Egg morphology and chorionic ultrastructure of spotted lanternfly, Lycorma delicatula (White) (Hemiptera: Fulgoridae)

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(Peer Reviewed Journal)Powell, J.M., Nixon, L.J., Lourie, A.P., Leskey, T.C., Walse, S.S. 2023. Egg morphology and chorionic ultrastructure of spotted lanternfly, Lycorma delicatula (White) (Hemiptera: Fulgoridae). Forests. 14(12). Article 2354. https://doi.org/10.3390/f14122354.Confirmatory evaluation of eFUME for control of brown marmorated stink bug, Halyomorpha halys (Hemiptera: Pentatomidae)

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(Peer Reviewed Journal)Corbett, S.M., Cullum, J.P., Abrams, A.E., Rodriguez, M.S., Leskey, T.C., Walse, S.S. 2023. Confirmatory evaluation of eFUME for control of brown marmorated stink bug, Halyomorpha halys (Hemiptera: Pentatomidae). Journal of Economic Entomology. 116(3):771-778. https://doi.org/10.1093/jee/toad064.Effect of storage under controlled atmospheres on flavor of Muscat grapes

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(Abstract Only)Effect of storage conditions on key odorants and quality of southern highbush blueberries (Vaccinium corymbosum)

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(Abstract Only)Behavioural and electrophysiological response of Anastrepha fraterculus (Diptera: Tephritidae) to a gamma-lactone synthetic semiochemical

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(Peer Reviewed Journal)Goane, L., Carrizo, B., Ruiz, M., Bachmann, G.E., Milla, F., Segura, D., Kuzmich, D., Walse, S.S., Vera, M. 2023. Behavioural and electrophysiological response of Anastrepha fraterculus (Diptera: Tephritidae) to a gamma-lactone synthetic semiochemical. Insects. 14(2). Article 206. https://doi.org/10.3390/insects14020206.Current research to control agricultural pests and disease vectors at the USDA-ARS San Joaquin Valley Agricultural Sciences Center

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(Abstract Only)Ethyl formate dilution in carbon dioxide for fumigation control of the brown marmorated stinkbug Halyomorpha halys, Stål (Hemipitera: Pentatomidae)

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(Peer Reviewed Journal)Kawagoe, J.C., Abrams, A.E., Lourie, A.P., Walse, S.S. 2022. Ethyl formate dilution in carbon dioxide for fumigation control of the brown marmorated stinkbug Halyomorpha halys, Stål (Hemipitera: Pentatomidae). Pest Management Science. 78(7):3090-3097. https://doi.org/10.1002/ps.6935.A sorghum genome-wide association study (GWAS) identifies a WRKY transcription factor as a candidate gene underlying sugarcane aphid (Melanaphis sacchari) resistance

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(Peer Reviewed Journal)Poosapati, S., Poretsky, E., Dressano, K., Ruiz, M., Vazquez, A., Sandoval, E., Estrada-Cardenas, A., Duggal, S., Lim, J., Morris, G., Szczepaniec, A., Walse, S.S., Ni, X., Schmelz, E.A., Huffaker, A. 2022. A sorghum genome-wide association study (GWAS) identifies a WRKY transcription factor as a candidate gene underlying sugarcane aphid (Melanaphis sacchari) resistance. Planta. 255. Article 37. https://doi.org/10.1007/s00425-021-03814-x.Greenhouse rearing methods for brown marmorated stink bug (Hemiptera: Pentatomidae) on live cowpea plants

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(Peer Reviewed Journal)Abrams, A.E., Alvarez, A., Rodriguez, M., Kron, C.R., Bellamy, D., Walse, S.S. 2022. Greenhouse rearing methods for brown marmorated stink bug (Hemiptera: Pentatomidae) on live cowpea plants. Journal of Economic Entomology. 114(6):2297-2306. https://doi.org/10.1093/jee/toab201.Methyl bromide vacuum fumigation of California USA in-shell walnuts packaged in fiberboard cartons

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(Peer Reviewed Journal)Rodriguez, M., Tebbets, J.S., Walse, S.S. 2021. Methyl bromide vacuum fumigation of California USA in-shell walnuts packaged in fiberboard cartons. Journal of Stored Products Research. 94. Article 101879. https://doi.org/10.1016/j.jspr.2021.101879.Fumigating citrus with phosphine does not impact marketability or eating quality

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(Peer Reviewed Journal)Obenland, D.M., Cranney, J., Tebbets, J.S., Walse, S.S., Arpaia, M. 2021. Fumigating citrus with phosphine does not impact marketability or eating quality. Plant Health Progress. 22(4):516-523. https://doi.org/10.1094/PHP-03-21-0053-RS.Response of california citrus to postharvest phytosanitary treatments

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()Arpaia, M., Cranney, J.R., Tebbets, J.S., Walse, S.S., Obenland, D.M. 2021. Response of california citrus to postharvest phytosanitary treatments. Citrograph. 12(2):30-37.Chemical characterization of two California-grown avocado varieties (Persea americana Mill.) over the harvest season with an emphasis on sensory-directed flavor analysis

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(Peer Reviewed Journal)Hausch, B.J., Arpaia, M., Kawagoe, Z., Walse, S.S., Obenland, D.M. 2020. Chemical characterization of two California-grown avocado varieties (Persea americana Mill.) over the harvest season with an emphasis on sensory-directed flavor analysis. Journal of Agricultural and Food Chemistry. 68(51):15301-15310. https://doi.org/10.1021/acs.jafc.0c05917.Postharvest quarantine treatments for Drosophila suzukii in fresh fruit

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()Walse, S.S., Cha, D.H., Lee, B.Y., Follett, P.A. 2021. Postharvest quarantine treatments for Drosophila suzukii in fresh fruit. In: Garcia, F.R.M, editor. Drosophila suzukii Management. Cham, Switzerland: Springer. p. 255-267. https://doi.org/10.1007/978-3-030-62692-1_13.Sulfuryl fluoride fumigation to control brown marmorated stinkbug (Hempitera: Pentatomidae)

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(Peer Reviewed Journal)Abrams, A.E., Kawagoe, J.C., Walse, S.S. 2020. Sulfuryl fluoride fumigation to control brown marmorated stinkbug (Hempitera: Pentatomidae). Postharvest Biology and Technology. 163. https://doi.org/10.1016/j.postharvbio.2019.111111.Electropenetrography of spotted wing drosophila (Drosophila suzukii) on pesticide-treated strawberry

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(Peer Reviewed Journal)Guedes, R.N., Cervantes, F.A., Backus, E.A., Walse, S.S. 2019. Electropenetrography of spotted wing drosophila (Drosophila suzukii) on pesticide-treated strawberry. Journal of Pest Science. https://doi.org/10.1007/s10340-019-01124-6.Postharvest methyl bromide fumigation of Japanese plums to control codling moth (Lepidoptera: Tortricidae)

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(Peer Reviewed Journal)Walse, S.S., Tebbets, J.S., Leesch, J.G. 2019. Postharvest methyl bromide fumigation of Japanese plums to control codling moth (Lepidoptera: Tortricidae). Journal of Asia Pacific Entomology. 22(3):807-815. https://doi.org/10.1016/j.aspen.2019.04.011.Evaluating insecticide coverage and determining its effect on the duration of control for navel orangeworm (Amyelois transitella Walker) (Lepidoptera: Pyralidae) in California almonds

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(Peer Reviewed Journal)Siegel, J.P., Strmiska, M.M., Walse, S.S., Niederholzer, F.J., Giles, K.D. 2019. Evaluating insecticide coverage and determining its effect on the duration of control for navel orangeworm (Amyelois transitella Walker) (Lepidoptera: Pyralidae) in California almonds. Pest Management Science. https://doi.org/10.1002/ps.5413.Management of Xanthomonas fragariae with pre- and postharvest treatments to overcome trade barriers for California strawberries

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(Peer Reviewed Journal)Haack, S.E., Walse, S.S., Nguyen, K., Adaskaveg, J.E. 2019. Management of Xanthomonas fragariae with pre- and postharvest treatments to overcome trade barriers for California strawberries. Plant Disease. 103(6):1256-1263. https://doi.org/10.1094/PDIS-08-18-1395-RE.Substrate-mediated feeding and egg-laying by spotted wing drosophila: waveform recognition and quantification via electropenetrography

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(Peer Reviewed Journal)Guedes, R.C., Cervantes, F.A., Backus, E.A., Walse, S.S. 2018. Substrate-mediated feeding and egg-laying by spotted wing drosophila: waveform recognition and quantification via electropenetrography. Journal of Pest Science. 92(2):495-507. https://doi.org/10.1007/s10340-018-1065-y.Evaluating insecticide coverage in almond and pistachio for control of navel orangeworm (Amyelois transitella) (Lepidoptera: Pyralidae)

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(Peer Reviewed Journal)Siegel, J.P., Strmiska, M.M., Niederholzer, F.J., Giles, K.D., Walse, S.S. 2018. Evaluating insecticide coverage in almond and pistachio for control of navel orangeworm (Amyelois transitella) (Lepidoptera: Pyralidae). Pest Management Science. 75(5):1435-1442. https://doi.org/10.1002/ps.5265.Predicting larval stage distribution of Lobesia botrana (Lepidoptera: Totricidae) at three constant temperatures

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(Peer Reviewed Journal)Preto, C., Bellamy, D., Walse, S.S., Zalom, F.G. 2018. Predicting larval stage distribution of Lobesia botrana (Lepidoptera: Totricidae) at three constant temperatures. Journal of Economic Entomology. 112(2):585-590. https://doi.org/10.1093/jee/toy374.Impact of agricultural adjuvants on the toxicity of the diamide insecticides chlorantraniliprole and flubendiamide toward different life stages of navel orangeworm (Amyelois transitella) (Lepidoptera: Pyralidae)

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(Peer Reviewed Journal)Demkovich, M., Siegel, J.P., Walse, S.S., Berenbaum, M. 2018. Impact of agricultural adjuvants on the toxicity of the diamide insecticides chlorantraniliprole and flubendiamide toward different life stages of navel orangeworm (Amyelois transitella) (Lepidoptera: Pyralidae). Journal of Pest Science. 91(3):1127-1136. https://doi.org/10.1007/s10340-018-0959-z.Pesticide-mediated disruption of spotted wing Drosophila flight response to raspberries

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(Peer Reviewed Journal)Guedes, R.C., Corbett, S.M., Rodriguez, M., Goto, J.J., Walse, S.S. 2018. Pesticide-mediated disruption of spotted wing Drosophila flight response to raspberries. Journal of Applied Entomology. 142(5):457–464. https://doi.org/10.1111/jen.12500.Postharvest fumigation of California table grapes with ozone to control Western black widow spider (Araneae: Theridiidae)

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(Peer Reviewed Journal)Walse, S.S., Tebbets, J.S., Leesch, J.G. 2017. Postharvest fumigation of California table grapes with ozone to control Western black widow spider (Araneae: Theridiidae). Postharvest Biology and Technology. 134:1-4. doi:10.1016/j.postharvbio.2017.07.012.Sublethal exposure, insecticide resistance, and community stress

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(Peer Reviewed Journal)Guedes, R.C., Walse, S.S., Throne, J.E. 2017. Sublethal exposure, insecticide resistance, and community stress. Current Opinion in Insect Science. 21:47-53. doi:10.1016/j.cois.2017.04.010.Development of an activated carbon-based electrode for the capture and rapid electrolytic reductive debromination of methyl bromide from post-harvest fumigations

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(Peer Reviewed Journal)Li, Y., Liu, C., Yi, C., Walse, S.S., Olver, R., Zilberman, D., Mitch, W. 2016. Development of an activated carbon-based electrode for the capture and rapid electrolytic reductive debromination of methyl bromide from post-harvest fumigations. Environmental Science and Technology. 50(20):11200-11208. doi: 10.1021/acs.est6b03489.Optimizing postharvest methyl bromide treatments to control spotted wing drosophila, Drosophila suzukii, in sweet cherries from Western USA

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(Peer Reviewed Journal)Walse, S.S., Jimenez, L.R., Hall IV, W.A., Tebbets, J.S., Obenland, D.M. 2016. Optimizing postharvest methyl bromide treatments to control spotted wing drosophila, Drosophila suzukii, in sweet cherries from Western USA. Journal of Asia-Pacific Entomology. 19(1):223-232.Destruction of methyl bromide sorbed to activated carbon by thiosulfate and electrolysis

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(Peer Reviewed Journal)Yang, Y., Yuanqing, L., Walse, S.S., Mitch, W.A. 2015. Destruction of methyl bromide sorbed to activated carbon by thiosulfate and electrolysis. Environmental Science and Technology. 49:4515-4521. doi: 10.1021/es505709c.Activated carbons from end-products of tree nut and tree fruit production as sorbents for removing methyl bromide in ventilation effluent from postharvest chamber fumigation

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(Peer Reviewed Journal)Hall IV, W.A., Bellamy, D.E., Walse, S.S. 2015. Activated carbons from end-products of tree nut and tree fruit production as sorbents for removing methyl bromide in ventilation effluent from postharvest chamber fumigation. Journal of Agricultural and Food Chemistry. 63(12):3094-3103.Egg morphology and chorionic ultrastructure of key stored product insect pests of the United States

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(Peer Reviewed Journal)Gautam, S., Opit, G., Margosan, D.A., Hoffmann, D., Tebbets, J.S., Walse, S.S. 2014. Egg morphology and chorionic ultrastructure of key stored product insect pests of the United States. Annals of the Entomological Society of America. 108(1):43-56.Postharvest treatment research at USDA-ARS: stored product fumigation

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(Abstract Only)Methyl bromide release from activated carbon and the soil/water/carbon interface

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(Abstract Only)Hall Iv, W.A., Walse, S.S. 2014. Methyl bromide release from activated carbon and the soil/water/carbon interface. 248th American Chemical Society National Meeting. Paper No. 151.Attraction of the egg parasitoid, Gonatocerus ashmeadi Girault (Hymenoptera: Mymaridae) to synthetic formulation of a (E)-ß-ocimene and (E,E)-a-farnesene mixture

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(Peer Reviewed Journal)Krugner, R., Wallis, C.M., Walse, S.S. 2014. Attraction of the egg parasitoid, Gonatocerus ashmeadi Girault (Hymenoptera: Mymaridae) to synthetic formulation of a (E)-ß-ocimene and (E,E)-a-farnesene mixture. Biological Control. 77:23-28.Quantifying residues from postharvest fumigation of almonds and walnuts with propylene oxide

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(Peer Reviewed Journal)Jimenez, L.R., Hall IV, W.A., Rodriguez, M.S., Cooper, W.J., Muhareb, J., Jones, T., Walse, S.S. 2015. Quantifying residues from postharvest fumigation of almonds and walnuts with propylene oxide. Journal of AOAC International. 98(5):1423-1427.Egg morphology of key stored-product insect pests of U.S.A.

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(Peer Reviewed Journal)Gautam, S., Opit, G., Margosan, D.A., Tebbets, J.S., Walse, S.S. 2014. Egg morphology of key stored-product insect pests of U.S.A. Annals of the Entomological Society of America. 107(1):1-10.Effects of phosphine fumigation on survivorship of Epiphyas postvittana (Lepidoptera: Tortricidae) eggs

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(Peer Reviewed Journal)Liu, Y., Liu, S.S., Simmons, G., Walse, S.S., Myers, S.W. 2013. Effects of phosphine fumigation on survivorship of Epiphyas postvittana (Lepidoptera: Tortricidae) eggs. Journal of Economic Entomology. 106(4):1613-1618.The development of a host potential index and its postharvest application to the spotted wing drosophila, Drosophila suzukii (Diptera: Drosophilidae)

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(Peer Reviewed Journal)Bellamy, D.E., Hall IV, W.A., Sisterson, M.S., Walse, S.S. 2013. The development of a host potential index and its postharvest application to the spotted wing drosophila, Drosophila suzukii (Diptera: Drosophilidae). PLoS One. 8(4):e61227.The treatment of fresh fruit from California with methyl bromide for postharvest control of light brown apple moth, Epiphyas postvittana (Walker)

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(Peer Reviewed Journal)Walse, S.S., Liu, Y., Myers, S., Simmons, G., Obenland, D.M., Bellamy, D.E., Tebbets, J.S. 2013. The treatment of fresh fruit from California with methyl bromide for postharvest control of light brown apple moth, Epiphyas postvittana (Walker). Journal of Economic Entomology. 106(3):1155-1163.Status of Alternatives for Methyl Bromide in the United States

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()Johnson, J.A., Walse, S.S., Gerik, J.S. 2012. Status of Alternatives for Methyl Bromide in the United States. Outlooks on Pest Management. 23(2):53-58.Postharvest Fumigation Research at ARS

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(Proceedings)Walse, S.S., Hall Iv, W.A., Bellamy, D.E., Krugner, R., Tebbets, J.S. 2012. Postharvest Fumigation Research at ARS. International Conference on Methyl Bromide Alternatives and Emissions Reductions, November 6-8, 2012, San Diego, California. p. 51:1-2.The use of agricultural by-products to capture methyl bromide following post-harvest fumigation

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(Proceedings)Hall Iv, W.A., Walse, S.S. 2012. The use of agricultural by-products to capture methyl bromide following post-harvest fumigation. International Conference on Methyl Bromide Alternatives and Emissions Reductions, November 6-8, 2012, San Diego, California. p. 39:1-2.Solid phase microextraction for active or passive sampling of methyl bromide during fumigations

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(Proceedings)Walse, S.S., Hall Iv, W.A. 2012. Solid phase microextraction for active or passive sampling of methyl bromide during fumigations. International Conference on Methyl Bromide Alternatives and Emissions Reductions, November 6-8, 2012, San Diego, California. p. 64:1-2.High Temperature CO2 Treatments for Inshell Walnuts

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(Proceedings)Prasantha, R., Obenland, D.M., Walse, S.S., Johnson, J.A. 2012. High Temperature CO2 Treatments for Inshell Walnuts. International Conference on Methyl Bromide Alternatives and Emissions Reductions, November 6-8, 2012, San Diego, California. 37:1-4.Quantification, localization and identification of selenium in seeds of canola and two mustard species compared to seed meals produced by hydraulic press

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(Peer Reviewed Journal)Banuelos, G.S., Walse, S.S., Yang, S.I., Pickering, I., Fakra, S., Marcus, M., Freeman, J. 2012. Quantification, localization and identification of selenium in seeds of canola and two mustard species compared to seed meals produced by hydraulic press. Analytical Chemistry. 84(14):6024-6030.Remediation of residues on stored product surfaces using ozone-based fumgiations

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(Proceedings)Walse, S.S. 2012. Remediation of residues on stored product surfaces using ozone-based fumgiations. International Conference on Controlled Atmosphere and Fumigation in Stored Products, October 21-26, 2012, Antalya, Turkey. p. 678-682.Postharvest treatment of fresh fruit from California with methyl bromide for postharvest control of light brown apple moth, Epiphyas postvittana (Walker)

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(Proceedings)Walse, S.S., Liu, Y., Myers, S., Simmons, G., Obenland, D.M., Bellamy, D.E., Tebbets, J.S. 2012. Postharvest treatment of fresh fruit from California with methyl bromide for postharvest control of light brown apple moth, Epiphyas postvittana (Walker). International Conference on Controlled Atmosphere and Fumigation in Stored Products, October 21-26, 2012, Antalya, Turkey. p. 683-686.Recent advances in fumigation for control of insect pests in dried fruits and nuts

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(Abstract Only)Walse, S.S. 2012. Recent advances in fumigation for control of insect pests in dried fruits and nuts. International Congress of Entomology. S1202TU17.Postharvest treatment of strawberries with methyl bromide to control spotted wing drosophila, Drosophila suzukii

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(Peer Reviewed Journal)Walse, S.S., Krugner, R., Tebbets, J.S. 2012. Postharvest treatment of strawberries with methyl bromide to control spotted wing drosophila, Drosophila suzukii. Journal of Asia-Pacific Entomology. 15:451-456.Characterization of the nutritional components in fruit and cladode of selenium-enriched nutraceutical cactus pear fruit varieties grown on agricultural sediment

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(Peer Reviewed Journal)Banuelos, G.S., Stushnoff, C., Walse, S.S., Zuber, T., Pickering, I., George, G., Yang, S.I., Freeman, J.L. 2012. Characterization of the nutritional components in fruit and cladode of selenium-enriched nutraceutical cactus pear fruit varieties grown on agricultural sediment. Food Chemistry. 135:9-16.Fungicide residue remediation on table grapes using ozone fumigation

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(Peer Reviewed Journal)Walse, S.S., Karaca, H., Smilanick, J.L. 2011. Fungicide residue remediation on table grapes using ozone fumigation. Environmental Science and Technology. 45(6):6961-6969.Grape hosts infested with glassy-winged sharpshooters produce volatile compounds which may attract egg parasitoids

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(Abstract Only)Wallis, C.M., Krugner, R., Walse, S.S. 2011. Grape hosts infested with glassy-winged sharpshooters produce volatile compounds which may attract egg parasitoids. Phytopathology 101:S184.Spotted Wing Drosophila Host Suitability Index for Several California Fresh Fruits

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(Abstract Only)Walse, S.S., Bellamy, D.E. 2011. Spotted Wing Drosophila Host Suitability Index for Several California Fresh Fruits. Entomology Society of America Pacific Branch Meeting. 8.Selenium accumulation, distribution and speciation in spineless prickly pear cactus: a salt, boron, and drought tolerant, selenium-enriched nutraceutical fruit crop.

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(Peer Reviewed Journal)Banuelos, G.S., Fakra, S.C., Walse, S.S., Marcus, M.A., Yang, S., Pickering, I.J., Pilon-Smits, E.A., Freeman, J.L. 2011. Selenium accumulation, distribution and speciation in spineless prickly pear cactus: a salt, boron, and drought tolerant, selenium-enriched nutraceutical fruit crop. Journal of Plant Physiology. 155:315-327.Glassy-winged sharpshooter infestations induce grape hosts to produce volatile compounds which may attract egg parasitoids

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(Proceedings)Wallis, C.M., Krugner, R., Walse, S.S. 2010. Glassy-winged sharpshooter infestations induce grape hosts to produce volatile compounds which may attract egg parasitoids. CDFA Pierce's Disease Control Program Research Symposium, Dec 15-17, 2010, San Diego, California. p.51.Treatment of California stone fruit with methyl bromide or phosphine to eliminate peach twig borer, Anarsia lineatella

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(Abstract Only)Walse, S.S., Tebbets, J.S. 2010. Treatment of California stone fruit with methyl bromide or phosphine to eliminate peach twig borer, Anarsia lineatella. Methyl Bromide Alternatives and Emissions Research Conference, November 1-3, 2010, Orlando, Florida. p. 54:1-4.Control of citrus postharvest decay by ammonia gas fumigation and its influence on the efficacy of the fungicide imazalil

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(Peer Reviewed Journal)Montesinos-Herrero, C., Smilanick, J.L., Tebbets, J.S., Walse, S.S., Palou, L. 2011. Control of citrus postharvest decay by ammonia gas fumigation and its influence on the efficacy of the fungicide imazalil. Postharvest Biology and Technology. 59(1):85-93.Quarternary Amines as Nitrosamine Precursors: A Role for Consumer Products?

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(Peer Reviewed Journal)Kemper, J., Walse, S.S., Mitch, W.A. 2010. Quarternary Amines as Nitrosamine Precursors: A Role for Consumer Products?. Environmental Science and Technology. 44(4):1224-1231.Cell stimulation with optically manipulated microsources

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(Peer Reviewed Journal)Kress, H., Park, J., Mejean, C.O., Forster, J.D., Park, J., Walse, S.S., Weiner, O.D., Fahmy, T.M., Dufresne, E.R. 2009. Cell stimulation with optically manipulated microsources. Nature Methods. 6:905-909.Mapping Sulfuryl Fluoride Quarantine Control of Amyelois transitella Using Multivariate Modeling

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(Proceedings)Walse, S.S., Tebbets, J.S., Leesch, J.G. 2009. Mapping Sulfuryl Fluoride Quarantine Control of Amyelois transitella Using Multivariate Modeling. Methyl Bromide Alternatives and Emissions Research Conference Proceedings November 10-13, 2009, San Diego, CA. p. 88.1-2.Ovicidal Efficacy of Sulfuryl Fluoride to Stored-Product Pests of Dried Fruit

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(Proceedings)Walse, S.S., Tebbets, J.S., Leesch, J.G. 2009. Ovicidal Efficacy of Sulfuryl Fluoride to Stored-Product Pests of Dried Fruit. Methyl Bromide Alternatives and Emissions Research Conference Proceedings, November 10-13, 2009, San Diego, CA. p. 60.1-2Exploring amino acid side chain decomposition using enzymatic digestion and HPLC-MS: combined lysine transformations in chlorinated waters

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(Peer Reviewed Journal)Walse, S.S., Plewa, M.J., Mitch, W.A. 2009. Exploring amino acid side chain decomposition using enzymatic digestion and HPLC-MS: combined lysine transformations in chlorinated waters. Analytical Chemistry. 81(18):7650-7659.HPLC-MS analysis of pheromone glucoconjugates in oral secretions of male Anastrepha Fruit Flies

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(Proceedings)Walse, S.S. 2006. HPLC-MS analysis of pheromone glucoconjugates in oral secretions of male Anastrepha Fruit Flies. American Society for Mass Spectrometry Conference, May 31-June 4, 2009. p. 561.Environmentally Regulated Abiotic Release of Volatile Pheromones from the Sugar-based Oral Secretions of Caribflies

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(Peer Reviewed Journal)Walse, S.S., Alborn, H.T., Teal, P.E. 2008. Environmentally Regulated Abiotic Release of Volatile Pheromones from the Sugar-based Oral Secretions of Caribflies. Green Chemistry Letters and Reviews. 1(4):205-217.Relative Configuration of Natural Products Using NMR Chemical Shifts

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(Peer Reviewed Journal)Walse, S.S., Wang, B., Dossey, A.T., Edison, A.S., Merz, K.M. 2009. Relative Configuration of Natural Products Using NMR Chemical Shifts. Journal of Natural Products. 72(4):709-713.Glycosylated suspensoside, a water soluble pheromone conjugate from the oral secretions of male Anastrepha suspensa

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(Peer Reviewed Journal)Walse, S.S., Lu, F., Teal, P.E. 2009. Glycosylated suspensoside, a water soluble pheromone conjugate from the oral secretions of male Anastrepha suspensa. Journal of Natural Products. 71(10):1726-1731.Environmentally regulated abiotic release of volatile pheromones from the sugar-based oral secretions of caribflies

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(Peer Reviewed Journal)Walse, S.S., Alborn, H.T., Teal, P.E. 2008. Environmentally regulated abiotic release of volatile pheromones from the sugar-based oral secretions of caribflies. Green Chemistry. 1(4):205-217.Single-insect NMR: A new tool to probe chemical biodiversity.

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(Peer Reviewed Journal)Dossey, A.T., Walse, S.S., Rocca, J.R., Edison, A.S. 2006. Single-insect NMR: A new tool to probe chemical biodiversity. Journal of the American Chemical Society. 1(8):511-514.ROLE OF DISSOLVED ORGANIC MATTER, NITRATE, AND BICARBONATE IN THE PHOTOLYSIS OF AQUEOUS FIPRONIL

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(Peer Reviewed Journal)Walse, S.S., Morgan, S.L., Kong, L., Ferry, J.L. 2004.  Role of dissolved organic matter, nitrate, and bicarbonate in the photolysis of aqueous fipronil. Environmental Science and Technology. 38(14):3908-3915.


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