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DR. A. C. (Ale) Costamagna
Ph.D. (Michigan State University)

Assistant Professor

Room 217 Entomology Building
Winnipeg Manitoba R3T 2N2 CANADA

Telephone: (204) 474-9007
Facsimile: (204) 474-7628
Email: Ale_Costamagna@umanitoba.ca


Research Interests:

  • Arthropod-mediated ecosystem services
  • Effects of landscape structure on agricultural pests and beneficial insects
  • Bottom-up and top-down controls of herbivores
  • Trophic cascades in agroecosystems
  • Intraguild predation
  • Biological control and integrated pest management
  • Food webs

Recent Publications:

Peer-reviewed journals:

Costamagna, A. C., and D. A. Landis. 2011. Lack of strong refuges allows top-down control of soybean aphid by generalist natural enemies.  Biological Control 57: 184 – 192.

Costamagna, A. C., McCornack, B. P., D. W. Ragsdale, and D. A. Landis. 2010. Development and validation of node-based sample units to estimate Aphis glycines densities in field cage experiments. Journal of Economic Entomology 103: 1483 – 1492.

Johnson, K. D., M. O' Neal, D. W. Ragsdale, C. D. DiFonzo, S. M. Swinton, P. M. Dixon, B. D. Potter, E. W. Hodgson, and A. C. Costamagna. 2009. Probability of cost-effective management of soybean aphid (Hemiptera: Aphididae) in North America. Journal of Economic Entomology 102: 2101 - 2108.

Matis, J.H., T.R. Kiffe, W. van der Werf, A.C. Costamagna, T.I. Matis, and W.E. Grant. 2009. Population dynamics models based on cumulative density dependent feedback: A link to the logistic growth curve and a test for symmetry using aphid data. Ecological Modelling, 220: 1745 – 1751.

McCornack, B. P., A. C. Costamagna, and D. W. Ragsdale. 2008. Within-plant distribution of soybean aphid (Hemiptera: Aphididae) and development of node-based sample units for estimating whole-plant densities in soybean. Journal of Economic Entomology 101: 1488 - 1500.

Costamagna, A. C., D. A. Landis, and M. J. Brewer. 2008.  The role of natural enemy guilds in Aphis glycines suppression. Biological Control 45: 368–379.

Costamagna, A. C., W. van der Werf, F. J. J. Bianchi, and D. A. Landis. 2007.  An exponential growth model with decreasing r captures bottom-up effects on the population growth of Aphis glycines Matsumura (Hemiptera: Aphididae). Agricultural and Forest Entomology 9: 297 – 305.

Costamagna, A. C., and D. A. Landis.  2007. Quantifying predation on soybean aphid through direct field observations.  Biological Control 42: 16 – 24.

Costamagna, A. C., D. A. Landis, and C. D. DiFonzo.  2007. Suppression of soybean aphid by generalist predators results in a trophic cascade in soybean. Ecological Applications 17: 441 - 451.

Costamagna, A. C., and D. A. Landis.  2006.  Predators exert top-down control of soybean aphids across a gradient of agricultural management systems.  Ecological Applications 16: 1619 - 1628.

Landis, D.A., F.D. Menalled, A.C. Costamagna and T.K. Wilkinson.  2005. Manipulating plant diversity to enhance beneficial arthropods in agricultural landscapes.  Weed Science 53: 902-908.

Costamagna, A. C., A. M. M. De Remes Lenicov, and M. Zanelli. 2005.  Maize and oat antixenosis and antibiosis against Delphacodes kuscheli (Homoptera: Delphacidae), vector of “Mal de Rio Cuarto” of maize in Argentina.  Journal of Economic Entomology 98: 1374-381.

Landis, D. A., T. B. Fox, and A. C. Costamagna. 2004.  Impact of multicolored Asian lady beetle as a biological control agent.  American Entomologist 50: 153-155.

Costamagna, A. C., Menalled, F.D., and D.A. Landis. 2004.  Host density influences parasitism of the armyworm Pseudaletia unipuncta in agricultural landscapes. Basic and Applied Ecology 5: 347-355.

Costamagna, A. C., and D.A. Landis.  2004.  Effect of food resource provision on adult Glyptapanteles militaris (Walsh) and Meteorus communis (Cresson) (Hymenoptera: Braconidae), parasitoids of the armyworm, Pseudaletia unipuncta (Haworth) (Lepidoptera: Noctuidae).  Environmental Entomology 33: 128 - 137.

Menalled, F.D., A.C. Costamagna, P.C. Marino and D.A. Landis.  2003.  Temporal variation in the response of parasitoids to agricultural landscape structure.  Agriculture, Ecosystems and Environment 96: 29-35.

Remes Lenicov, A.M.M. de, R. Mariani and A.C. Costamagna.  1997.  Morphology, biology, and ecology of Dicranotropis fuscoterminata (Homoptera: Delphacidae) on maize in Argentina.  Neotrópica 43 (109-110): 7-14. (in Spanish with abstract in English)

In press:

Chenaux, B., A. C. Costamagna, F. J. A. A. Bianchi, and N. A. Schellhorn. 2011. Functional response of two common Australian predators, Dicranolaius bellulus (Guérin-Méneville) (Coleoptera: Melyridae), and Micraspis frenata (Erichson) (Coleoptera: Coccinellidae), attacking Aphis gossypii Glover (Hemiptera: Aphididae). Australian J. Entomology.

In review:

Macfadyen, S.,  S. Cunningham, A.C. Costamagna, and N.A. Schellhorn. Managing ecosystem services and biodiversity conservation in agricultural landscapes: are the solutions the same? J. Applied Ecology. In review.

Chiozza, M.V., M.E. O'Neal, G.C. MacIntosh, D.I. Chandrasena, N.A. Tinsley, S.R. Cianzio, A.C. Costamagna, E. Cullen, C.D. DiFonzo, B.D. Potter, D.W. Ragsdale, K. Steffey, K.J. Tilmon, and K.J. Koehler.  Host plant resistance for soybean aphid management: a multi-environment study.  Crop Sci.  In review.

Book chapters:

Gardiner, M.M., A.K. Fiedler, A.C. Costamagna, and D.A. Landis. 2009. Integrating Natural Control into IPM: Spatial and Temporal Considerations. In E. B. Radcliffe and W. D. Hutchinson, IPM Textbook.

Published Proceedings (peer-reviewed)

Matis, J.H., T.R. Kiffe, W. van der Werf, A.C. Costamagna, T.I. Matis, and G.J. Michels Jr.  2009. Comparisons of two symmetric density function solutions of aphid population growth models. Proceedings of the Conference on Applied Statistics in Agriculture, Kansas State University.

Costamagna, A.C.  1997.  Río Cuarto Maize Disease.  Resistance of six maize lines to vector Delphacodes kuscheli (Homoptera: Delphacidae) in laboratory conditions.  Proc. VI National Congress of Maize, Volume I (I): 73 - 78. (in Spanish)

Presello, D.A., A.C. Costamagna, L. Conci, A.M.M.de Remes Lenicov, F.A. Guzmán and P. Herrera.  1997.  Río Cuarto Maize Disease. Study of vector capacity of Toya propinqua  populations in Pergamino area (Buenos Aires, Argentina).  Proc. VI National Congress of Maize, Volume I (II): 1- 5. (in Spanish)

Remes Lenicov, A.M. M. de, S. Paradell, E. Virla, G. Varela, A.C. Costamagna and R. Mariani.   1997.  Leafhoppers and Planthoppers damaging to maize crop in Argentina (Insecta-Homoptera).  Proc. VI National Congress of Maize, Volume I (II): 58 - 74. (in Spanish)

 

 

 

 

 

 


 

 

 

 

 

 

University of Manitoba

 

  Department of Entomology
Faculty of Agricultural & Food Sciences
University of Manitoba - Winnipeg, MB, Canada - R3T 2N2
Tel: (204) 474-9257  Fax: (204) 474-7628
Questions or comments?  email Entomology