Publications
2019
Jordan, S., R.A. Ramirez, and L. Gordillo. 2019. Modeling the spread of alfalfa stem nematodes. European Journal of Plant Pathology https://doi.org/10.1007/s10658-019-01688-0
2018
Dupuy, M.M., and R.A. Ramirez. 2018. Consumptive and non-consumptive effects of predatory arthropods on billbug (Coleoptera: Dryophthoridae) pests in turfgrass. Biological Control 129:136-147
Bui, H., R. Greenhalgh, A. Ruckert, G. Gill, S. Lee, R.A. Ramirez, and R.M. Clark. 2018. Generalist and specialist mite herbivores induce similar defense responses in maize and barley but differ in susceptibility to benzoxazinoids. Frontiers in Plant Science 9:1222
Ruckert, A., N.L Allen, and R.A. Ramirez. 2018. Combinations of plant water-stress and neonicotinoids can lead to secondary outbreaks of Banks grass mite (Oligonychus pratensis Banks). PLoS ONE 13: e0191536
2017
Dupuy, M., J. Powell, and R.A. Ramirez. 2017. Developing a degree-day model to predict billbug (Coleoptera: Curculionidae) seasonal activity in Utah and Idaho turfgrass. Journal of Economic Entomology 110:2180-2189
Jordan, S., C. Nischwitz, R.A. Ramirez, and L. Gordillo. 2017. Managing the spread of alfalfa stem nematodes (Ditylenchus dipsaci): the relationship between crop rotation periods and pest re-emergence. Natural Resource Modeling 30:1-9 e12083
2016
Spears, L., C. Looney, H. Ikerd, J.B. Koch, T. Griswold, J.P. Strange, and R.A. Ramirez. 2016. Pheromone lure and trap color affects bycatch in agricultural landscapes of Utah. Environmental Entomology 45:1009-1016
Dupuy, M., and R.A. Ramirez. 2016. Biology and management of billbugs (Coleoptera: Curculionidae) in turfgrass. Journal of Integrated Pest Management 7: 6; 1-10
Ramirez, R.A. and M.D. Eubanks. 2016. Herbivore density mediates the indirect effect of herbivores on plants via induced resistance and apparent competition. Ecosphere 7: e01218
2015
Davis, R., R.A. Ramirez, J.L. Anderson, and S. Bernhardt. 2015. Distribution and habitat of Ixodes pacificus (Acari: Ixodidae) and prevalence of Borrelia burgdorferi in Utah. Journal of Medical Entomology 52: 1361-1367
Spears, L. and R.A. Ramirez. 2015. Learning to love leftovers: using by-catch to expand our knowledge in entomology. American Entomologist 61: 168-173
Van Dyke, A., R.A. Ramirez, and B.A. McGraw. 2015. First report of invasive crane fly, Tipula oleracea, in Utah. Crop Forage Turfgrass Management 1:1-3
2014
Ramirez, R.A. and L. Spears. 2014. Stem nematode counteracts plant resistance of aphids in alfalfa, Medicago sativa. Journal of Chemical Ecology 40: 1099-1109
Kulmatiski, A., K,H, Beard, A. Anderson-Smith, M. Mazzacavallo, N. Nolan, R.A. Ramirez, J. Stevens, and S. Doucette-Riis. 2014. Most soil trophic guilds increase plant growth: a meta-analytical review. Oikos 123: 1409-1419
2013
Beddes, T., R. Anderson, and R.A. Ramirez. 2013. Calcined clay improves germination of arid plant species. Journal of Environmental Horticulture 31: 89-93
2010
Ramirez, R.A., D.W. Crowder, G.B. Snyder, M.R. Strand, and W.E. Snyder. 2010. Antipredator behavior of Colorado potato beetle larvae differs by instar and attacking predator. Biological Control 53: 230-237
2009
Ramirez, R.A. and W.E. Snyder. 2009. Scared sick? Predator-pathogen facilitation enhances the exploitation of a shared resource. Ecology 90: 2832-2839
Henderson, D.R., E. Riga, R.A. Ramirez, J. Wilson, and W.E. Snyder. 2009. Mustard biofumigation disrupts biological control by Steinernema spp. nematodes in the soil. Biological Control 48: 316-322
Ramirez, R.A., D.R. Henderson, E. Riga, L.A. Lacey, and W.E. Snyder. 2009. Harmful effects of mustard bio-fumigants on entomopathogenic nematodes. Biological Control 48: 147-157
2006
Henderson, D.R., R.A. Ramirez, E. Riga, and W.E. Snyder. 2006. Direct and indirect effects of mustard amendments on two entomopathogenic nematode genera, Steinernema and Heterorhabditis. Journal of Nematology 38: 274
Ramirez, R.A., D.C. Thompson, and M.D. Remmenga. 2006. The influence of low humidity, Pseudacteon flies, and competition by Solenopsis xyloni on S. invicta. Environmental Entomology 35: 1037-1048
Ramirez, R.A. and D.C. Thompson. 2006. Queen weights of polygyne Solenopsis invicta and S. xyloni suggest reduced competitive ability. Southwestern Entomologist 31: 49-54
2004
Nurse, RE., A. DiTommaso, and R.A. Ramirez. 2004. Planting date effects on the germinability and seedling vigor of Abutilon theophrasti seeds. PhytoProtection 85: 161-168
Jordan, S., R.A. Ramirez, and L. Gordillo. 2019. Modeling the spread of alfalfa stem nematodes. European Journal of Plant Pathology https://doi.org/10.1007/s10658-019-01688-0
2018
Dupuy, M.M., and R.A. Ramirez. 2018. Consumptive and non-consumptive effects of predatory arthropods on billbug (Coleoptera: Dryophthoridae) pests in turfgrass. Biological Control 129:136-147
Bui, H., R. Greenhalgh, A. Ruckert, G. Gill, S. Lee, R.A. Ramirez, and R.M. Clark. 2018. Generalist and specialist mite herbivores induce similar defense responses in maize and barley but differ in susceptibility to benzoxazinoids. Frontiers in Plant Science 9:1222
Ruckert, A., N.L Allen, and R.A. Ramirez. 2018. Combinations of plant water-stress and neonicotinoids can lead to secondary outbreaks of Banks grass mite (Oligonychus pratensis Banks). PLoS ONE 13: e0191536
2017
Dupuy, M., J. Powell, and R.A. Ramirez. 2017. Developing a degree-day model to predict billbug (Coleoptera: Curculionidae) seasonal activity in Utah and Idaho turfgrass. Journal of Economic Entomology 110:2180-2189
Jordan, S., C. Nischwitz, R.A. Ramirez, and L. Gordillo. 2017. Managing the spread of alfalfa stem nematodes (Ditylenchus dipsaci): the relationship between crop rotation periods and pest re-emergence. Natural Resource Modeling 30:1-9 e12083
2016
Spears, L., C. Looney, H. Ikerd, J.B. Koch, T. Griswold, J.P. Strange, and R.A. Ramirez. 2016. Pheromone lure and trap color affects bycatch in agricultural landscapes of Utah. Environmental Entomology 45:1009-1016
Dupuy, M., and R.A. Ramirez. 2016. Biology and management of billbugs (Coleoptera: Curculionidae) in turfgrass. Journal of Integrated Pest Management 7: 6; 1-10
Ramirez, R.A. and M.D. Eubanks. 2016. Herbivore density mediates the indirect effect of herbivores on plants via induced resistance and apparent competition. Ecosphere 7: e01218
2015
Davis, R., R.A. Ramirez, J.L. Anderson, and S. Bernhardt. 2015. Distribution and habitat of Ixodes pacificus (Acari: Ixodidae) and prevalence of Borrelia burgdorferi in Utah. Journal of Medical Entomology 52: 1361-1367
Spears, L. and R.A. Ramirez. 2015. Learning to love leftovers: using by-catch to expand our knowledge in entomology. American Entomologist 61: 168-173
Van Dyke, A., R.A. Ramirez, and B.A. McGraw. 2015. First report of invasive crane fly, Tipula oleracea, in Utah. Crop Forage Turfgrass Management 1:1-3
2014
Ramirez, R.A. and L. Spears. 2014. Stem nematode counteracts plant resistance of aphids in alfalfa, Medicago sativa. Journal of Chemical Ecology 40: 1099-1109
Kulmatiski, A., K,H, Beard, A. Anderson-Smith, M. Mazzacavallo, N. Nolan, R.A. Ramirez, J. Stevens, and S. Doucette-Riis. 2014. Most soil trophic guilds increase plant growth: a meta-analytical review. Oikos 123: 1409-1419
2013
Beddes, T., R. Anderson, and R.A. Ramirez. 2013. Calcined clay improves germination of arid plant species. Journal of Environmental Horticulture 31: 89-93
2010
Ramirez, R.A., D.W. Crowder, G.B. Snyder, M.R. Strand, and W.E. Snyder. 2010. Antipredator behavior of Colorado potato beetle larvae differs by instar and attacking predator. Biological Control 53: 230-237
2009
Ramirez, R.A. and W.E. Snyder. 2009. Scared sick? Predator-pathogen facilitation enhances the exploitation of a shared resource. Ecology 90: 2832-2839
Henderson, D.R., E. Riga, R.A. Ramirez, J. Wilson, and W.E. Snyder. 2009. Mustard biofumigation disrupts biological control by Steinernema spp. nematodes in the soil. Biological Control 48: 316-322
Ramirez, R.A., D.R. Henderson, E. Riga, L.A. Lacey, and W.E. Snyder. 2009. Harmful effects of mustard bio-fumigants on entomopathogenic nematodes. Biological Control 48: 147-157
2006
Henderson, D.R., R.A. Ramirez, E. Riga, and W.E. Snyder. 2006. Direct and indirect effects of mustard amendments on two entomopathogenic nematode genera, Steinernema and Heterorhabditis. Journal of Nematology 38: 274
Ramirez, R.A., D.C. Thompson, and M.D. Remmenga. 2006. The influence of low humidity, Pseudacteon flies, and competition by Solenopsis xyloni on S. invicta. Environmental Entomology 35: 1037-1048
Ramirez, R.A. and D.C. Thompson. 2006. Queen weights of polygyne Solenopsis invicta and S. xyloni suggest reduced competitive ability. Southwestern Entomologist 31: 49-54
2004
Nurse, RE., A. DiTommaso, and R.A. Ramirez. 2004. Planting date effects on the germinability and seedling vigor of Abutilon theophrasti seeds. PhytoProtection 85: 161-168
