Alejandro C. Costamagna
Alejandro C. Costamagna
Associate Professor, Department of Entomology, University of Manitoba, Canada
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Crop pests and predators exhibit inconsistent responses to surrounding landscape composition
DS Karp, R Chaplin-Kramer, TD Meehan, EA Martin, F DeClerck, H Grab, ...
Proceedings of the National Academy of Sciences 115 (33), E7863-E7870, 2018
Predators exert top‐down control of soybean aphid across a gradient of agricultural management systems
AC Costamagna, DA Landis
Ecological Applications 16 (4), 1619-1628, 2006
Manipulating plant resources to enhance beneficial arthropods in agricultural landscapes
DA Landis, FD Menalled, AC Costamagna, TK Wilkinson
Weed Science 53 (6), 902-908, 2005
Suppression of soybean aphid by generalist predators results in a trophic cascade in soybeans
AC Costamagna, DA Landis, CD Difonzo
Ecological Applications 17 (2), 441-451, 2007
Quantifying predation on soybean aphid through direct field observations
AC Costamagna, DA Landis
Biological Control 42 (1), 16-24, 2007
The role of natural enemy guilds in Aphis glycines suppression
AC Costamagna, DA Landis, MJ Brewer
Biological Control 45 (3), 368-379, 2008
Temporal variation in the response of parasitoids to agricultural landscape structure
FD Menalled, AC Costamagna, PC Marino, DA Landis
Agriculture, ecosystems & environment 96 (1-3), 29-35, 2003
Probability of cost-effective management of soybean aphid (Hemiptera: Aphididae) in North America
KD Johnson, ME O’Neal, DW Ragsdale, CD Difonzo, SM Swinton, ...
Journal of economic entomology 102 (6), 2101-2108, 2009
Performance and prospects of Rag genes for management of soybean aphid
LS Hesler, MV Chiozza, ME O'Neal, GC MacIntosh, KJ Tilmon, ...
Entomologia Experimentalis et Applicata 147 (3), 201-216, 2013
Managing ecosystem services and biodiversity conservation in agricultural landscapes: are the solutions the same?
S Macfadyen, SA Cunningham, AC Costamagna, NA Schellhorn
Journal of Applied Ecology 49 (3), 690-694, 2012
Host density influences parasitism of the armyworm Pseudaletia unipuncta in agricultural landscapes
AC Costamagna, FD Menalled, DA Landis
Basic and applied ecology 5 (4), 347-355, 2004
Within-plant distribution of soybean aphid (Hemiptera: Aphididae) and development of node-based sample units for estimating whole-plant densities in soybean
BP McCornack, AC Costamagna, DW Ragsdale
Journal of Economic Entomology 101 (4), 1488-1500, 2008
An exponential growth model with decreasing r captures bottom‐up effects on the population growth of Aphis glycines Matsumura (Hemiptera: Aphididae)
AC Costamagna, W Van der Werf, F Bianchi, DA Landis
Agricultural and Forest Entomology 9 (4), 297-305, 2007
Effect of food resources on adult Glyptapanteles militaris and Meteorus communis (Hymenoptera: Braconidae), parasitoids of Pseudaletia unipuncta (Lepidoptera: Noctuidae)
AC Costamagna, DA Landis
Environmental Entomology 33 (2), 128-137, 2004
Multiple wheat genomes reveal global variation in modern breeding
S Walkowiak, L Gao, C Monat, G Haberer, MT Kassa, J Brinton, ...
Nature, 1-7, 2020
Lack of strong refuges allows top-down control of soybean aphid by generalist natural enemies
AC Costamagna, DA Landis
Biological Control 57 (3), 184-192, 2011
Landscape‐scale pest suppression is mediated by timing of predator arrival
AC Costamagna, WN Venables, NA Schellhorn
Ecological Applications 25 (4), 1114-1130, 2015
Reaping benefits from an invasive species: role of Harmonia axyridis in natural biological control of Aphis glycines in North America
RL Koch, AC Costamagna
BioControl 62 (3), 331-340, 2017
Integrating conservation biological control into IPM systems
MM Gardiner, AK Fiedler, AC Costamagna, DA Landis
Integrated Pest Management. Concepts, Tactics, Strategies and Case Studies …, 2009
Within-plant bottom-up effects mediate non-consumptive impacts of top-down control of soybean aphids
AC Costamagna, BP McCornack, DW Ragsdale
PLoS one 8 (2), e56394, 2013
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