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Dr

Andrew Hewitt

Email: 
Phone: 
0427 025354

Overview

Availability

Dr Andrew Hewitt is:
Available for supervision

Qualifications

  • Bachelor (Honours) of Science (Advanced), University of Sheffield
  • Masters (Coursework) of Science, Cranfield Institute of Technology (Cranfield University)
  • Doctor of Philosophy, University College London

Works

Search Professor Andrew Hewitt’s works on UQ eSpace

128 works between 1992 and 2025

81 - 100 of 128 works

2009

Conference Publication

WTDISP - Adapting a Lagrangian ground sprayer model using wind tunnel data

Connell, R. J., Hewitt, A., Wolf, T. and Miller, P. C.H. (2009). WTDISP - Adapting a Lagrangian ground sprayer model using wind tunnel data. Modelling and Simulation Society of Australia and New Zealand Inc. (MSSANZ).

WTDISP - Adapting a Lagrangian ground sprayer model using wind tunnel data

2009

Conference Publication

Deposition of aerially applied spray to a stream within a vegetative barrier

Thistle, H. W., Ice, G. G., Karsky, R.L., Hewitt, A.J. and Dorr, G. (2009). Deposition of aerially applied spray to a stream within a vegetative barrier. 2007 ASABE Annual International Meeting, Minneapolis, MN United States, 2007. Joseph, MI United States: American Society of Agricultural and Biological Engineers. doi: 10.13031/2013.29128

Deposition of aerially applied spray to a stream within a vegetative barrier

2009

Journal Article

Spray droplet size, drift potential, and risks to nontarget organisms from aerially applied glyphosate for coca control in Colombia

Hewitt, A.J., Solomon, K.R. and Marshall, E.J.P. (2009). Spray droplet size, drift potential, and risks to nontarget organisms from aerially applied glyphosate for coca control in Colombia. Journal of Toxicology and Environmental Health, Part A, 72 (15-16), 921-929. doi: 10.1080/15287390902929667

Spray droplet size, drift potential, and risks to nontarget organisms from aerially applied glyphosate for coca control in Colombia

2008

Journal Article

Droplet size spectra classification categories in aerial application scenarios

Hewitt, A. J. (2008). Droplet size spectra classification categories in aerial application scenarios. Crop Protection, 27 (9), 1284-1288. doi: 10.1016/j.cropro.2008.03.010

Droplet size spectra classification categories in aerial application scenarios

2008

Journal Article

Spray adjuvant effects on droplet size spectra measured by three laser-based systems in a high-speed wind tunnel

Clint Hoffmann, W., Hewitt, A. J., Ross, J. B., Bagley, W. E., Martin, D. E. and Fritz, B. K. (2008). Spray adjuvant effects on droplet size spectra measured by three laser-based systems in a high-speed wind tunnel. Journal of ASTM International, 5 (6), 101233-12. doi: 10.1520/JAI101233

Spray adjuvant effects on droplet size spectra measured by three laser-based systems in a high-speed wind tunnel

2008

Conference Publication

Spray optimization through application and liquid physical property variables-I

Hewitt, Andrew J. (2008). Spray optimization through application and liquid physical property variables-I. doi: 10.1007/s10669-007-9044-5

Spray optimization through application and liquid physical property variables-I

2008

Journal Article

Spray deposition on plant surfaces: a modelling approach

Dorr, Gary, Hanan, Jim, Adkins, Steve, Hewitt, Andrew, O'Donnell, Chris and Noller, Barry (2008). Spray deposition on plant surfaces: a modelling approach. Functional Plant Biology, 35 (9/10), 988-996. doi: 10.1071/FP08056

Spray deposition on plant surfaces: a modelling approach

2008

Conference Publication

Spray adjuvant effects on droplet size spectra measured by three laser-based systems in a high-speed wind tunnel

Clint Hoffmann, W., Hewitt, A. J., Ross, J. B., Bagley, W. E., Martin, D. E. and Fritz, B. K. (2008). Spray adjuvant effects on droplet size spectra measured by three laser-based systems in a high-speed wind tunnel. Pesticide Formulations and Delivery Systems: Reassessing Pesticide Technologies, Dallas, TX, 17 - 20 October 2005. West Conshohocken, PA United States: ASTM International.

Spray adjuvant effects on droplet size spectra measured by three laser-based systems in a high-speed wind tunnel

2007

Conference Publication

Modeling the Interaction of Plant Architecture and Spray Techniques

Dorr, Gary J., Hanan, Jim, Hewitt, Andrew J., Adkins, Steve and Noller, Barry N. (2007). Modeling the Interaction of Plant Architecture and Spray Techniques. 2007 ASABE Annual International Meeting, Minneapolis, Minnesota, 17-20 June, 2007. St. Joseph, Michigan: American Society of Agricultural and Biological Engineers.

Modeling the Interaction of Plant Architecture and Spray Techniques

2007

Conference Publication

Development of a Decision-Making Tool to Minimize Environmental and Public Health Risk of Pesticide Application

Dorr, G., Noller, B. N., Woods, N., Hewitt, A. J., Hanan, J. S., Adkins, S. W. and Ricci, P. F. (2007). Development of a Decision-Making Tool to Minimize Environmental and Public Health Risk of Pesticide Application. International Chemical Congress of Pacific Basin Societies (PACIFICHEM 2005), Honolulu, HI, 15-20 Dec 2005. Washington, D.C.: American Chemical Society. doi: 10.1021/bk-2007-0966.ch004

Development of a Decision-Making Tool to Minimize Environmental and Public Health Risk of Pesticide Application

2007

Conference Publication

Optimisation of herbicide deposition and retention using computer modeling validated through wind tunnel studies

Dorr, S., Adkins, S., Hanan, J., O'Donnell, C., Hewitt, A. and Noller, B. (2007). Optimisation of herbicide deposition and retention using computer modeling validated through wind tunnel studies. 21st Asian Pacific Weed Science Society (APWSS) Conference, Colombo, Sri Lanka, 2-6 October 2007. Colombo, Sri Lanka: University of Peradeniya and Chemical Industries.

Optimisation of herbicide deposition and retention using computer modeling validated through wind tunnel studies

2006

Conference Publication

A decision-making tool to minimise environmental and public health risk of pesticide application

Dorr, G. J., Noller, B N, Hewitt, A J, Hanan, J S and Adkins, S W (2006). A decision-making tool to minimise environmental and public health risk of pesticide application. 6th Annual Health and Medical Research conference of Queensland, Hilton Hotel, Brisbane, 23-24 November 2006. Brisbane, QLD: Queensland Government.

A decision-making tool to minimise environmental and public health risk of pesticide application

2005

Journal Article

Comparison of three imaging systems for water-sensitive papers

Hoffmann, Wesley Clint and Hewitt, Andrew J. (2005). Comparison of three imaging systems for water-sensitive papers. Applied Engineering in Agriculture, 21 (6), 961-964.

Comparison of three imaging systems for water-sensitive papers

2005

Journal Article

Predicted deposition variability due to fluctuations in release height and drop size distribution

Teske, Milton E., Thistle, Harold W., Reardon, Richard C., Cormier, Gerry, Amirault, Peter, Davies, David C., Scott Cameron, R., Dorr, Gary, Hewitt, Andrew J., Brown, James R., LeClere, Monique Y. and Karipot, Anandakumar (2005). Predicted deposition variability due to fluctuations in release height and drop size distribution. Journal of ASTM International, 2 (4), 283-293. doi: 10.1520/JAI12164

Predicted deposition variability due to fluctuations in release height and drop size distribution

2005

Conference Publication

Development of a decision-making tool to minimise environmental and public health risk of pesticide application

Dorr, G. J., Noller, B., Hanan, J., Adkins, Stephen W., Woods, N., Hewitt, A. and Ricci, P. (2005). Development of a decision-making tool to minimise environmental and public health risk of pesticide application. 2005 International Chemical Congress of Pacific Basin, Honolulu, Hawaii, USA, 15-20 December, 2005.

Development of a decision-making tool to minimise environmental and public health risk of pesticide application

2005

Conference Publication

Predicted deposition variability due to fluctuatioins in release height and drop size distribution

Teske, Milton E., Thistle, Harold W., Reardon, Richard C., Cormier, Gerry, Amirault, Peter, Davies, David C., Cameron, R. S., Dorr, Gary, Hewitt, Andrew J., Brown, James R., Le Clerc, Monique Y. and Karipot, Anandakumar (2005). Predicted deposition variability due to fluctuatioins in release height and drop size distribution. ASTM International.

Predicted deposition variability due to fluctuatioins in release height and drop size distribution

2005

Journal Article

Rotary atomizer drop size distribution database

Teske, M. E., Thistle, H. W., Hewitt, A. J., Kirk, I. W., Dexter, R. W. and Ghent, J. H. (2005). Rotary atomizer drop size distribution database. Transactions of the ASABE, 48 (3), 917-921. doi: 10.13031/2013.18496

Rotary atomizer drop size distribution database

2005

Conference Publication

Applicability of a controlled environment facililty for Aerosol Toxicological Exposure Assessments

Noller, B. N., Hewitt, A. J., Woods, N., Dorr, G. J. and Kleinmeulman, P. A. (2005). Applicability of a controlled environment facililty for Aerosol Toxicological Exposure Assessments. Downunder Intern. Conf. on the Removal or Destruction of Highly Toxic Chemical & Biol. Contamination, Melbourne, Vic, 13-16 February 2005. Canberra, Australia: Department of Defense.

Applicability of a controlled environment facililty for Aerosol Toxicological Exposure Assessments

2005

Conference Publication

Modelling Chemical Exposure to Aquatic Ecosystems

Hewitt, A. J., Woods, N., O'Donnell, C. C., Dorr, G. J., Gardner, A. D. and Noller, B. N. (2005). Modelling Chemical Exposure to Aquatic Ecosystems. Australian Coral Reef Society Conference, Heron Island, 20-22 August 2005. Gatton: Centre for Pesticide Application and Safety.

Modelling Chemical Exposure to Aquatic Ecosystems

2004

Conference Publication

Comparison of three imaging systems for water-sensitive papers

Hoffmann, W. C. and Hewitt, A. J. (2004). Comparison of three imaging systems for water-sensitive papers. ASAE Annual International Meeting 2004, Ottawa, Canada, 1-4 August 2004. St Joseph, MI, USA: ASAE.

Comparison of three imaging systems for water-sensitive papers

Funding

Current funding

  • 2024 - 2025
    Research in UAV Optimization for Crop Protection (AutoSpray Pty Ltd administered Emerging Aviation Technology Partnership Program grant)
    AutoSpray Pty Ltd
    Open grant

Past funding

  • 2024 - 2025
    Spray patternation
    Aerial Application Association of Australia Ltd
    Open grant
  • 2024
    Wind tunnel studies on droplet size of tank mixes using laser diffraction
    CORTEVA AGRISCIENCE AUSTRALIA PTY LTD
    Open grant
  • 2024
    Drift Reduction with Adjuvants
    DKSH Agrisolutions Pty Ltd
    Open grant
  • 2024
    UAV spray drift
    Stone Environmental Inc
    Open grant
  • 2023 - 2024
    Saltspray
    University of Melbourne
    Open grant
  • 2022 - 2024
    Electrostatic charge effects on spray coverage and retention on capsicum pepper and tomato plants
    Agrichem - Liquid Fertiliser Pty Ltd
    Open grant
  • 2021 - 2024
    Developing an intelligent sprayer with lidar for the detection and automated application of basal bark, soil-applied and foliar-applied herbicides to Prickly Acacia
    Established Pest Animals and Weeds Management Pipeline Program - Advancing Pest Animal and Weed Control Solutions Competitive Grant Round
    Open grant
  • 2020 - 2024
    Formulation and Application Systems
    Agrichem - Liquid Fertiliser Pty Ltd
    Open grant
  • 2019 - 2020
    Understanding the value of Delta-T with for ground spray application with VC, XC & UC
    Grains Research & Development Corporation
    Open grant
  • 2019
    Overall drift and efficiency assessment for pesticide application water sources in the Macquarie Valley
    New South Wales Environmental Protection Authority
    Open grant
  • 2019 - 2020
    Validation of spray droplet movement under different surface air inversion conditions
    Grains Research & Development Corporation
    Open grant
  • 2018
    Maintaining the Productive Capacity of the Australian Forest Industry
    University of the Sunshine Coast
    Open grant
  • 2018 - 2019
    Forestry Aerial spray review for coastal regions
    Hancock Queensland Plantations
    Open grant
  • 2018
    Evaluation of pesticide tank mix impacts on nozzle spray quality
    Grains Research & Development Corporation
    Open grant
  • 2017 - 2018
    Project on cotton canopy penetration
    UniQuest Pty Ltd
    Open grant
  • 2017 - 2018
    Evaporator droplet size measurement and spray drift model
    UniQuest Pty Ltd
    Open grant
  • 2016 - 2020
    LiDAR and PACE for vineyards
    Australian Grape and Wine Authority
    Open grant
  • 2014 - 2016
    Options for Improved Insecticide and Fungicide Use and Canopy Penetration in Cereals and Canola
    University of Western Australia
    Open grant
  • 2013 - 2016
    Spray Application Management (DRT modelling, managing surface-temperature inversions and spray quality effects on herbicide efficacy)
    Grains Research & Development Corporation
    Open grant
  • 2013 - 2017
    A generic approach to improving spray coverage
    Grape & Wine Research & Development Corporation
    Open grant
  • 2012 - 2016
    Database to support the ground application of pesticides (boom sprayer), accommodating nozzles, formulations and adjuvants
    Plant Health Australia Limited
    Open grant
  • 2012
    Horticulture risk survey
    Horticulture Australia Limited
    Open grant
  • 2011 - 2015
    Core DRT database to support the ground application of pesticides (boom sprayer), accommodating nozzles, formulations and adjuvants
    Grains Research & Development Corporation
    Open grant
  • 2010 - 2012
    An interim model for buffer zone reduction in pesticide application from ground sprayers
    Grains Research & Development Corporation
    Open grant
  • 2008
    Phase Doppler particle analyser
    UQ Major Equipment and Infrastructure
    Open grant
  • 2007 - 2010
    Understanding the control of adult mosquitoes to reduce arbovirus transmission while minimising environmental and public health risk.
    ARC Linkage Projects
    Open grant
  • 2007
    Travel Grant - Dr Daniel Martin
    Cotton Catchment Communities CRC
    Open grant
  • 2007 - 2008
    Spray application technology research for forest protection.
    United States Department of Agriculture
    Open grant
  • 2006 - 2007
    Development of Risk Assessment and Modelling for Pesticide Drift Exposure
    UQ FirstLink Scheme
    Open grant
  • 2006
    Travel Grant - Field Study with USDA - Texas
    Cotton Research & Development Corporation
    Open grant
  • 2005 - 2006
    Development of Procedures for Aerosol Toxicological Exposure Assessments in a Controlled Environment Facility
    UQ New Staff Research Start-Up Fund
    Open grant
  • 2005
    Pesticide Drift Minimisation Through Reducing Air-shear Atomisation in Aerial Applications: A Critical Australian Pest Management and Crop Protection Issue
    University of Queensland Research Development Grants Scheme
    Open grant

Supervision

Availability

Dr Andrew Hewitt is:
Available for supervision

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Media

Enquiries

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