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Economic Threshold for Soybean Aphid (Hemiptera: Aphididae)
Abstract Soybean aphid, Aphis glycines Matsumura (Hemiptera: Aphididae), reached damaging levels in 2003 and 2005 in soybean, Glycine max (L.) Merrill, in most northern U.S. states and CanadianExpand
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Demography of Soybean Aphid (Homoptera: Aphididae) at Summer Temperatures
Abstract Soybean aphid, Aphis glycines Matsumura, is now widely established in soybean, Glycine max L., production areas of the northern United States and southern Canada and is becoming an importantExpand
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Invasions by Harmonia axyridis (Pallas) (Coleoptera: Coccinellidae) in the Western Hemisphere: implications for South America.
The multicolored Asian lady beetle, Harmonia axyridis (Pallas), native to Asia, has recently been detected in South America after successfully invading North America and Europe. This coccinellid is aExpand
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Assessing the Invasion by Soybean Aphid (Homoptera: Aphididae): Where Will It End?
Abstract The invasion of soybean aphid, Aphis glycines Matsumura, into soybean (Glycine max L.) production areas of the northcentral United States has generated substantial concern over the ultimateExpand
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Strategies and statistics of sampling for rare individuals.
Diverse subdisciplines within entomology recognize the detection of rare individuals as the precursor to effective management of these individuals. Unfortunately, detection methods have oftenExpand
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Dynamics of nematode communities in tomatoes grown in conventional and organic farming systems, and their impact on soil fertility
Nematode communities were monitored intensively through a tomato (Lycopersicon esculentum L.) growing season in plots managed by conventional and organic farming practices. The temporal dynamics ofExpand
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Pest Risk Maps for Invasive Alien Species: A Roadmap for Improvement
Pest risk maps are powerful visual communication tools to describe where invasive alien species might arrive, establish, spread, or cause harmful impacts. These maps inform strategic and tacticalExpand
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Optimal detection and control strategies for invasive species management
Abstract The increasing economic and environmental losses caused by non-native invasive species amplify the value of identifying and implementing optimal management options to prevent, detect, andExpand
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Cold Hardiness of the Multicolored Asian Lady Beetle (Coleoptera: Coccinellidae)
Abstract A classical biological control agent, Harmonia axyridis (Pallas), is having both beneficial and detrimental impacts in North America. The objective of this study was to evaluate the coldExpand
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Nitrogen mineralization by bacterial-feeding nematodes: verification and measurement
Bacterial feeding nematodes excrete N assimilated in excess of that required for growth. Because metabolic and developmental rates differ among nematode species, we hypothesized that theirExpand
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