Dr Andrew Hewitt

Senior Research Fellow

School of Agriculture and Food Sciences
Faculty of Science
a.hewitt@uq.edu.au
+61 7 54601 307

Overview

Qualifications

  • Doctor of Philosophy, University of London
  • Master of Science, Cranfield Institute of Technology
  • Bachelor of Science (Honours), University of Sheffield

Publications

View all Publications

Grants

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Supervision

View all Supervision

Publications

Journal Article

Conference Publication

  • Roten, Rory, Post, Scott and Hewitt, Andrew (2016). Phase doppler flux comparisons. In: 2016 ASABE Annual International Meeting, Orlando , Florida, United States, (). 17-20 July 2016. doi:10.13031/aim.20162461508

  • Roten, R. L., Ferguson, J. C., Connell, R. J., Dorr, G. J. and Hewitt, A. J. (2015). Preliminary investigation of Phase Doppler derived flux measurements in a wind tunnel for the sampling of orchard spray drift. In: SuproFruit 2015 - 13th Workshop on Spray Application in Fruit Growing. 13th Workshop on Spray Application in Fruit Growing, Lindau Germany, (43-44). Jul 15-18, 2015. doi:10.5073/jka.2015.448.000

  • Hewitt, Andrew (2014). Evaluation of models for ground-based pesticide application systems. In: Abstracts of Papers of the American Chemical Society. 248th National Meeting of the American Chemical Society (ACS), San Francisco CA, United States, (). 10-14 August 2014.

  • Kateley, Stephen, Hewitt, Andrew, Brady, Mick and Goddard, Richard (2014). Wireless mobile device for counting and measuring spray droplets. In: Abstracts of Papers of the American Chemical Society. 248th National Meeting of the American Chemical Society (ACS), San Francisco CA, United States, (). 10-14 August 2014.

  • Hewitt, Andrew (2013). Ground spray drift modeling for pesticide application. In: Abstracts - 246th National Meeting of the American Chemical Society (ACS). 246th National Meeting of the American Chemical Society (ACS), Indianapolis, IN United States, (). 8 - 12 September 2013.

  • Hewitt, Andrew J., Forster, Alison, Teske, Milton E. and Thistle, Harold W. (2010). AGDISP Model Developments in USA, Australia and New Zealand. In: ForestTECH 2010 Proceedings. ForestTECH 2010 - Technologies to Improve Forest Planning, Albury, New South Wales, Australia, (). 22 - 24 November 2010.

  • Ice. W., Thistle, H., Karsky, R. and Hewitt, A. (2010). Attenuation of aerially applied spray within a riparian management area. In: SAF 2010 National Convention, Albuquerue, NM, U.S.A., (). 27-31 October 2010.

  • Hoffmann, W. C., Fritz, B. and Hewitt, A. (2010). Development and testing of an aerial application standardized spray system. In: 31st Symposium on Pesticide Formulations and Delivery Systems: Innovative Green Chemistries for the 21st Century, San Antonio, Texas, United States, (). 12-14 October 2010.

  • Hewitt, A. J., Hoffman, W. C., Miller, P., Fritz, B., Thistle, H., Teske, M., Dorr, G., O'Donnell, C., Bagley, W., Giles, D., Czazykz, Z., Connell, R., Birchfield, N. and Martin, D. (2010). Development of a drift reduction technology deposition model based on spray characteristics from wind tunnel and field sampling. In: 31st Symposium on Pesticide Formulations and Delivery Systems: Innovative Green Chemistries for the 21st Century. 31st Symposium on Pesticide Formulations and Delivery Systems: Innovative Green Chemistries for the 21st Century, San Antonio, Texas, USA, (). 12-14 October 2010.

  • Hewitt, Andrew J. (2010). Drift reduction technologies in Australia and New Zealand. In: Efficient Application of Pesticides for Sustainable and Effective Crop Protection. 239th ACS National Meeting & Exposition, San Francisco CA, United States, (). 21-25 March 2010.

  • Hoffmann, W. C., Fritz, B., Hewitt, A. J. and Bagley, W. (2010). Effects of air speed and liquid temperature on atomization of sprays under ground application conditions. In: 31st Symposium on Pesticide Formulations and Delivery Systems: Innovative Green Chemistries for the 21st Century, San Antonio, Texas, United States, (). 12-14 October 2010.

  • Fritz, B., Hoffmann, W. C., Birchfield, N., Ellenberger, J., Kosusko, M., Khan, F. and Hewitt, A. (2010). Field scale evaluation of spray drift reduction technologies from ground and aerial application systems. In: Proc. ASTM 31st Symposium on Pesticide Formulations and Delivery Systems: Innovative Green Chemistries for the 21st Century. 31st Symposium on Pesticide Formulations and Delivery Systems: Innovative Green Chemistries for the 21st Century, San Antonio, Texas, USA, (). October 12-14 2010.

  • Hewitt, Andrew (2010). International standards for drift reduction technology studies. In: Working Landscapes: Providing for the Future. 2010 Joint Annual Meeting of the Society for Range Management (SRM) and Weed Society of America (WSSA), Denver, Colorado, USA, (). 7 - 11 February 2010.

  • Connell, R. J., Woodward, S. J. R., Zabkiewicz, J. A. and Hewitt, A. J. (2010). Shelterbelt interception of agrichemicals: Model and field results. In: P. Balsari, P. I. Carpenter, S. E. Cooper, C. R. Glass, B. Magri, C. Mountford-Smith, T. H. Robinson, D. Stock, W. A. Taylor, E. W. Thornhill and J. van de Zande, Proceedings of the 2010 Meeting of the Association of Applied Biologists: International Advances in Pesticide Application. 2010 Meeting of the Association of Applied Biologists: International Advances in Pesticide Application, Cambridge, United Kingdom, (443-448). 5-7 January 2010.

  • Hewitt, A. J. (2010). Tracer and collector systems for field deposition research. In: P. Balsari, P. I. Carpenter, S. E. Cooper, C. R. Glass, B. Magri, C. Mountford-Smith, T. H. Robinson, D. Stock, W. A. Taylor, E. W. Thornhill and J. van de Zande, Aspects 99: International Advances in Pesticide Application 2010. Aspects of Applied Biology 99, Cambridge, U. K., (283-289). 5-7 January 2010.

  • 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. In: Paul H. Heinemann, James A. Lindley, Kyle R. Douglas-Mankin, Virendra M. Puri, Kenneth A. Sudduth, Fredrick W. Wheaton, Roy E. Young and Naiqian Zhang, 2007 ASABE Annual International Meeting, Minneapolis, MN, United States, (1481-1490). 2007. doi:doi: 10.13031/2013.29128

  • 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. In: Pesticide Formulations and Delivery Systems, 26th Volume: Reassessing Pesticide Technologies. Pesticide Formulations and Delivery Systems: Reassessing Pesticide Technologies, Dallas, TX, (60-71). 17 - 20 October 2005.

  • 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. In: Ivan R. Kennedy, Keith R. Solomon, Shirley J. Gee, Angus N. Crossan, Shuo Wang and Francisco Sanchez-Bayo, ACS SYMPOSIUM SERIES: Rational Environmental management of Agrochemicals: Risk Assessment, Monitoring, and Remedial Action. International Chemical Congress of Pacific Basin Societies (PACIFICHEM 2005), Honolulu, HI, (53-65). 15-20 Dec 2005.

  • Dorr, Gary J., Hanan, Jim, Hewitt, Andrew J., Adkins, Steve and Noller, Barry N. (2007). Modeling the Interaction of Plant Architecture and Spray Techniques. In: 2007 ASABE Annual International Meeting, Minneapolis, Minnesota, (1-10). 17-20 June, 2007.

  • 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. In: B. Marambe, U. R. Sangkkara, W. M. De Costa and A. S. K. Abeysekara, Proceedings of the 21st Asian Pacific Weed Science Society (APWSS) Conference. 21st Asian Pacific Weed Science Society (APWSS) Conference, Colombo, Sri Lanka, (82-87). 2-6 October 2007.

  • 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. In: Towards a Healthier Queensland through Research and Innovation. 6th Annual Health and Medical Research conference of Queensland, Hilton Hotel, Brisbane, (59-59). 23-24 November 2006.

  • 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. In: Deacon Downunder International Conference on the Removal or Destruction of Highly Toxic Chemical and Biological Contamination. Downunder Intern. Conf. on the Removal or Destruction of Highly Toxic Chemical & Biol. Contamination, Melbourne, Vic, (1-1). 13-16 February 2005.

  • 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. In: Proceedings of the 2005 International Chemical Congress of Pacific Basin. 2005 International Chemical Congress of Pacific Basin, Honolulu, Hawaii, USA, (). 15-20 December, 2005.

  • 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. In: Australian Coral Reef Society Conference. Australian Coral Reef Society Conference, Heron Island, (1-1). 20-22 August 2005.

  • Kleinmeulman, P. A., Dorr, G. J., Woods, N., Hewitt, A. J., Noller, B. N., Hanan, J. S. and Adkins, S. W. (2004). Comparing droplet size and velocity of different hydraulic nozzle spray plumes. In: C. Ramsay, A. Hewitt, H. Thistle, C. Hoffman, R. Wolf and T. Wolf, Proceedings of the International Conference on Pesticide Application for Drift Management. Intern'l Conf on Pesticide Application for Drift Management, Hawaii/Hilton Waikoloa Village, (282-282). 27-29 October 2004.

  • Dorr, G. J., Woods, N., Hewitt, A. J., Hanan, J. S., Kleinmeulman, P. A. and Adkins, S. W. (2004). Modelling wind tunnel drift measurements. In: C. Ramsay, A. Hewitt, H. Thistle, C. Hoffman, R. Wolf and T. Wolf, Proceedings of the International Conference on Pesticide Application for Drift Management. Intern'l Conf on Pesticide Application for Drift Management, Hawaii/Hilton Waikoloa Village, (378-379). 27-29 October 2004.

  • Boyd, A., Hewitt, A. J., Dorr, G. J., Kleinmeulmann, P. and Noller, B. N. (2004). Wind tunnels, lasers and mosquitoes - Applications for control studies. In: 4th Annual Queensland Health and Medical Scientific Meeting. 4th Annual Queensland Health and Medical Scientific Meeting, Brisbane, (250-250). 30 Nov - 1 Dec 2004.

  • Hewitt, A.J., Zany, W., Dorr, G. J. and Woods, N. (2001). Droplet size spectra from rotary atomizers and hydraulic nozzles in mosquito control. In: The 14th Annual Conference on Liquid Atomisation and Spray Systems. , Dearborn, MI, USA, (1-5). May 2001.

Grants (Administered at UQ)

PhD and MPhil Supervision

Current Supervision

  • Master Philosophy — Principal Advisor

    Other advisors:

  • Doctor Philosophy — Associate Advisor

    Other advisors:

Completed Supervision