Douglas Lawton

ORCID: 0000-0003-2363-4084
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About
Contact & Profiles
Research Areas
  • Ecology and Vegetation Dynamics Studies
  • Plant and animal studies
  • Insect-Plant Interactions and Control
  • Species Distribution and Climate Change
  • Animal Ecology and Behavior Studies
  • Insect behavior and control techniques
  • Insect and Arachnid Ecology and Behavior
  • Insect Pest Control Strategies
  • Agriculture and Rural Development Research
  • Plant responses to elevated CO2
  • Yersinia bacterium, plague, ectoparasites research
  • Insect symbiosis and bacterial influences
  • Climate variability and models
  • Climate change impacts on agriculture
  • Orthoptera Research and Taxonomy
  • Climate Change and Health Impacts

Arizona State University
2019-2025

AgBiome (United States)
2024

North Carolina State University
2022

North Central State College
2022

Overwintering success is an important determinant of arthropod populations that must be considered as climate change continues to influence the spatiotemporal population dynamics agricultural pests. Using a long-term monitoring database and biologically relevant overwintering zones, we modeled annual seasonal common pest, Helicoverpa zea (Boddie), based on three suitability zones throughout North America using four decades soil temperatures: southern range (able persist through winter),...

10.1073/pnas.2203230119 article EN cc-by Proceedings of the National Academy of Sciences 2022-09-06

Nutrient composition varies greatly across landscapes, influencing the spatiotemporal dynamics of populations. However, few studies have explored this pattern multiple scales. We tested how nutrient limitation affects herbivore populations, from individual behavior to landscape‐level dynamics, using Australian plague locust Chortoicetes terminifera . Our study combined field populations and long‐term survey data their range. At level, juvenile locusts selected a carbohydrate‐biased intake...

10.1111/oik.11189 article EN Oikos 2025-03-12

Ecological phenomena operate at different spatial scales and are not uniform across landscapes or through time. One ecological theory that attempts to account for scaling spatiotemporal variances is hierarchical patch dynamics. It introduces a network with smaller being nested within larger scales. However, few studies have modeled its presence animal population Locusts an excellent model investigating the hierarchy of dynamics, due their high migratory capacity, large geographic ranges...

10.1111/ecog.05763 article EN Ecography 2022-01-20

Abstract Animal populations must be able to acquire an adequate amount of nutrients persist regardless what environment they are in. In highly variable environments, such as drylands where food sources limited, this potential mismatch between physiological demands and is available in the accentuated. For herbivores, balance macronutrients (protein carbohydrate) particularly important both plants spatially temporally. Whereas it known that many herbivores will forage multiple achieve optimal...

10.1002/ecs2.3409 article EN Ecosphere 2021-03-01

Locusts and other migratory grasshoppers are transboundary pests. Monitoring control, therefore, involve a complex system made up of social, ecological, technological factors. Researchers those involved in active management calling for more integration between these siloed but often interrelated sectors. In this paper, we bring together 38 coauthors from six continents 34 unique organizations, representing much the social-ecological-technological (SETS) related to grasshopper locust research...

10.3897/jor.33.112803 article EN cc-by Journal of Orthoptera Research 2024-05-20

Nutrient composition varies greatly across landscapes, influencing the spatiotemporal variation and dynamics of populations, yet few studies have investigated this pattern multiple scales. We tested how nutrient limitation affects herbivore from individual behavior to landscape-level population dynamics, using Australian plague locust, Chortoicetes terminifera (Walker), with field populations long-term survey data their range. At level, juvenile locusts selected for a carbohydrate-biased...

10.22541/au.172915261.17110351/v1 preprint EN Authorea (Authorea) 2024-10-17
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