Entomology Publications...

Selected Publications -- Research:
MacRae, I.V., N.N. Winchester, and R.A. Ring. 1990. Feeding and host-preference of Cricotopus myriophylli Oliver (Diptera: Chironomidae). J. Aquat. Plant Mgmt. 28: 89-92.

Croft, B.A. and I.V. MacRae. 1992. Biological control of apple mites by mixed populations of Metaseiulus occidentalis (Nesbitt) and Typhlodromus pyri Scheuten (Acari: Phytoseiidae). J. Environ. Entomol. 21(1): 202-209.

Croft, B.A. and I.V. MacRae. 1992. Persistence of Typhlodromus pyri and Metaseiulus occidentalis (Acari: Phytoseiidae) on apple after inoculative release and competition with Zetzellia mali (Acari: Stigmaeidae). J. Environ. Entomol. 21 (5): 1168-1177.

Croft, B.A., MacRae, I.V., and K.G. Currans. 1992. Factors affecting biological control of apple mites by mixes of Metaseiulus occidentalis and Typhlodromus pyri. Exper. & Appl. Acar. 14: 343-355.

MacRae, I.V. and B.A. Croft. 1993. Influence of temperature on interspecific predation and cannibalism in Metaseiulus occidentalis (Nesbitt) and Typhlodromus pyri Scheuten (Acari: Phytoseiidae). Environ. Entomol. 22 (4): 770-775.

MacRae, I.V. and R.A. Ring. 1993. Life history of Cricotopus myriophylli Oliver (Diptera: Chironomidae) in the Okanagan Valley, British Columbia. Can. Entomol. 125 (6): 979-985.

Croft, B.A. and I.V. MacRae. 1993. Biological control of apple mites: impact of Zetzellia mali (Acari: Stigmaeidae) on Typhlodromus pyri and Metaseiulus occidentalis (Acari: Phytoseiidae). Environ. Entomol. 22 (4): 865-873.

MacRae, I.V. and B.A. Croft. 1996. Differential impact of egg predation by Zetzellia mali (Acari: Stigmaeidae) on Metaseiulus occidentalis (Nesbitt) and Typhlodromus pyri Schueten (Acari: Phytoseiidae) in a low prey - mixed predator system. Exper. & Appl. Acar. 20: 143-154.

MacRae, I.V. and B.A. Croft. 1997. Inter- and intraspecific predation by adult female Metaseiulus occidentalis and Typhlodromus pyri (Acari: Phytoseiidae) at varying densities and proportions of Tetranychus urticae (Acari: Tetranychidae) and phytoseiid larvae. Exp. Appl. Acarol. 21 (4): 235-246.

Carter, M., I. MacRae, J. Logan, T. Holtzer. 1998. A population model for Melanoplus sanguinipes (Orthoptera: Acrididae) and an analysis of grasshopper population fluctuations in Colorado. Environ. Entomol. 27(4): 892-901

MacRae, I. And S.A. Armstrong. 2000. Effect of high moisture on pupation of sugarbeet root maggot, Tetanops myopaeformis (Roder) (Diptera: Otitidae). Submitted to J. Sugarbeet Production.

Selected Publications -- Extension:
MacRae, I.V. 1997. Precision IPM. In: E.B. Radcliffe & W.D. Hutchinson (eds). Gopher State IPM Site - An Electronic IPM Textbook. http://ipmworld.umn.edu/chapters/ipmgis.htm

MacRae, I.V. 1998. Scouting for insects in wheat, alfalfa, and soybeans.
http://nwroc.umn.edu/ent/scouting.pdf

MacRae, I.V. and K. Ostlie. 1998. Insect management. In Hicks, D. & J.M. Bennett (eds). Minnesota Soybean Production Guide. University of Minnesota Extension Service Publication.

MacRae, I.V. and B. Potter. 1998. Scouting. IN Hicks, D. & J.M. Bennett (eds.) Minnesota Soybean Production Guiide. University of Minnesota Extension Service Publication.

MacRae, I.V., K. Ostlie, & B. Potter. 1999. Minnesota Grasshopper Management in 1999. U. Minnesota Extension Service Information Brochure.

MacRae, I.V., K. Ostlie, & B. Potter. 1999. Minnesota Grasshopper Management in 1999. An interactive website, maintained at: http://nwroc.umn.edu/ent/gh98/hopper1.html

MacRae, I.V. 1999. Red River IPM in a WWW based IPM resource for the Red River Valley. http://nwroc.umn.edu/ent/redent.html (maintained)

MacRae, I.V. 1999. Insect management. IN: Wiersma, J. & J.M. Bennett (eds). Minnesota Small Grains Production Guide. University of Minnesota Extension Service Publication.

MacRae, I.V. 1999. Scouting. IN Wiersma, J. & J.M. Bennett (eds.) Minnesota Small Grains Production Guide. University of Minnesota Extension Service Publication.

MacRae, I.V. 2000. Site Specific Pest Management. In: Proc. Crop Pest Mgmt. Short Course, St. Paul, MN Nov. 22, 1999.

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