Jacqui H. Todd

ORCID: 0000-0001-6871-9618
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About
Contact & Profiles
Research Areas
  • Insect and Pesticide Research
  • Insect-Plant Interactions and Control
  • Plant and animal studies
  • Insect Resistance and Genetics
  • Insect behavior and control techniques
  • Insect and Arachnid Ecology and Behavior
  • Ecology and Vegetation Dynamics Studies
  • Biotin and Related Studies
  • Genetically Modified Organisms Research
  • Biological Control of Invasive Species
  • Animal Ecology and Behavior Studies
  • Wildlife Ecology and Conservation
  • Entomopathogenic Microorganisms in Pest Control
  • Plant Parasitism and Resistance
  • Forest Insect Ecology and Management
  • Invertebrate Taxonomy and Ecology
  • Species Distribution and Climate Change
  • Distributed and Parallel Computing Systems
  • Topic Modeling
  • Insect symbiosis and bacterial influences
  • Research on scale insects
  • Transgenic Plants and Applications
  • CRISPR and Genetic Engineering
  • Machine Learning in Bioinformatics
  • Sustainability and Ecological Systems Analysis

Plant & Food Research
2011-2021

Engineering Associates (United States)
2016

Iowa City Public Library
2016

AgResearch
2002

University of Waikato
1998-2000

Library and Archives Northern Territory
1989

King's College London
1989

Human activity is changing the biosphere in unprecedented ways, and addressing this challenge will require changes individual community patterns of behavior. One approach to managing behaviors “top-down” involves imposing sanctions through legislative frameworks. However, itself, a top-down framework does not appear sufficient encourage required meet environmental sustainability targets. Thus, there has been interest individual-level behavior from “bottom-up” by, for example, fostering...

10.3389/fenvs.2021.620125 article EN cc-by Frontiers in Environmental Science 2021-06-04

Global environmental change and humanity's growing demands for resources have generated concerns regarding how much pressure Earth systems can absorb without drastic, potentially irreversible consequences. In natural resource production systems, tipping points generate immediate threats to human well-being. However, empirically exploiting conceptual point models, applying that learning management has proven challenging. We argue primary industries are characterized by a set of social...

10.1093/biosci/biz031 article EN BioScience 2019-02-28

We have developed a screening method that can be used during the problem formulation phase of risk assessment to identify and prioritize non-target invertebrates for analysis with any transgenic plant. In previously published protocols this task, five criteria predominated. These been combined by our in simple model which assesses: (1) possible level presented plant each invertebrate species (through measurements potential hazard exposure, two principal criteria); (2) hypothetical...

10.1051/ebr:2008003 article EN Environmental Biosafety Research 2008-01-01

SUMMARYDouble-stranded RNA (dsRNA) has been found to interfere with gene expression in various species, a phenomenon known as interference (RNAi). We show here that RNAi is effective reducing the adult honey bee (Apis mellifera). A 1175 bp fragment of hypopharyngeal amylase from was cloned into modified pGEM-5Zf(+) vector. The inserted between two opposing T7 promotors, thus enabling dsRNA specific for when plasmid grown an Escherichia coli strain expressing polymerase. This introduced...

10.1080/00218839.2004.11101101 article EN Journal of Apicultural Research 2004-01-01

Abstract Queenless microcolonies of Bombus terrestris were fed either mixed floral pollen, non‐transgenic sweet corn transgenic Bt‐sweet or pollen with the fungicide captan insect growth regulator novaluron. None treatments significantly affected survival worker bees, rates at which they consumed sugar syrup, their ability to produce offspring, timing events in development compared appropriate controls. Drones from 0.135 mg/kg−1 a.i. novaluron shorter‐lived than controls pollen. smaller...

10.1080/01140670709510211 article EN New Zealand Journal of Crop and Horticultural Science 2007-12-01

Three species of armored scale (Hemiptera: Diaspididae) are found on kiwifruit (Actinidia spp.) in New Zealand orchards: latania scale, Hemiberlesia lataniae (Signoret); greedy rapax (Comstock); and oleander Aspidiotus nerii (Bouché). Each them is a quarantine pest some the markets to which exported. Adult females three can be distinguished morphologically; however, task laborious when large numbers must identified. Furthermore, it not possible distinguish among immature stages. A DNA-based...

10.1603/0022-0493-101.6.1944 article EN Journal of Economic Entomology 2008-12-01

Biological pest control (i.e. 'biocontrol') agents can have direct and indirect non-target impacts, predicting these effects (especially impacts) remains a central challenge in biocontrol risk assessment. The analysis of ecological networks offers promising approach to understanding the community-wide impacts (via interactions). Independently, species traits phylogenies been shown successfully predict interactions network structure (alleviating need collect quantitative interaction data),...

10.1371/journal.pone.0252448 article EN cc-by PLoS ONE 2021-06-01

Abstract Kiwifruit (Actinidia deliciosa) produce a fruit cysteine protease, actinidain (synonym actinidin), of unknown function. Other plant proteases, such as Mir 1 from some varieties maize and papain papaya, confer protection against insect attack. To determine if could also reduce growth or survival, powder was painted on to tobacco leaves (at 0.1% total leaf protein) fed neonate cotton leafworm larvae, Spodoptera litura. Larvae with were significantly smaller took longer pupate than...

10.1080/01140671.2005.9514337 article EN New Zealand Journal of Crop and Horticultural Science 2005-06-01

Biotinbinding proteins (BBPs) such as avidin and streptavidin represent potent insect control compounds which could be delivered via transgenic plants The effects of BBPs on some pasture pests were determined Black field cricket nymphs (Teleogryllus commodus) had significantly reduced growth survival when fed lettuce leaves painted with purified Adult clover root weevils (Sitona lepidus) unharmed foliage In contrast neonate or oneweekold S lepidus larvae poor artificial diets containing...

10.30843/nzpp.2002.55.3916 article EN Proceedings of the New Zealand Weed Control Conference 2002-08-01

Increasing the biodiversity of agro-ecosystems may benefit rare and native species, improve ecosystem services increase grower incomes through higher value eco-verified orchard products. Previous research has shown that taxonomic richness invertebrates in organic kiwifruit orchards is significantly than integrated pest management (IPM) orchards, suggesting practices affect invertebrate biodiversity. We used multiple regression models to investigate relationships between diversity...

10.1111/afe.12121 article EN Agricultural and Forest Entomology 2015-05-13
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