Overview
Availability
- Dr Andrew Hewitt is:
- Available for supervision
Fields of research
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
2013
Journal Article
A comparison of initial spray characteristics produced by agricultural nozzles
Dorr, Gary J., Hewitt, Andrew J., Adkins, Steve W., Hanan, Jim, Zhang, Huichun and Noller, Barry (2013). A comparison of initial spray characteristics produced by agricultural nozzles. Crop Protection, 53, 109-117. doi: 10.1016/j.cropro.2013.06.017
2013
Journal Article
Evaluation of spray deposition in potatoes using various spray delivery systems
Roten, R. L., Hewitt, A. J., Ledebuhr, M., Thistle, H., Connell, R. J., Wolf, T. M., Sankar, S. and Woodward, S. J. R. (2013). Evaluation of spray deposition in potatoes using various spray delivery systems. New Zealand Plant Protection, 66, 317-323. doi: 10.30843/nzpp.2013.66.5706
2013
Conference Publication
Ground spray drift modeling for pesticide application
Hewitt, Andrew (2013). Ground spray drift modeling for pesticide application. 246th National Meeting of the American Chemical Society (ACS), Indianapolis, IN United States, 8 - 12 September 2013. Washington, DC United States: American Chemical Society.
2012
Journal Article
Droplet size classification of air induction flat fan nozzles
Czaczyk, Zbigniew, Kruger, Greg and Hewitt, Andrew (2012). Droplet size classification of air induction flat fan nozzles. Journal of Plant Protection Research, 52 (4), 415-420. doi: 10.2478/v10045-012-0068-6
2011
Journal Article
Field scale evaluation of spray drift reduction technologies from ground and aerial application systems
Fritz, Bradley, K., Hoffman, W. Clint, Bagley, W. E. and Hewitt, Andrew (2011). Field scale evaluation of spray drift reduction technologies from ground and aerial application systems. Journal of ASTM International, 8 (5), 1-11. doi: 10.1520/JAI103457
2011
Conference Publication
Field scale evaluation of spray drift reduction technologies from ground and aerial application systems
Fritz, Bradley K., Hoffmann, W. Clint, Bagley, W. E. and Hewitt, Andrew (2011). Field scale evaluation of spray drift reduction technologies from ground and aerial application systems. ASTM International. doi: 10.1520/stp153720120013
2011
Conference Publication
Evaluation of spray drift using low-speed wind tunnel measurements and dispersion modeling
Fritz, Bradley K., Hoffmann, W. Clint, Birchfield, Norman B., Ellenberger, Jay, Khan, Faruque, Bagley, W. E., Thornburg, Jonathan W. and Hewitt, Andrew (2011). Evaluation of spray drift using low-speed wind tunnel measurements and dispersion modeling. ASTM International. doi: 10.1520/stp152720120018
2010
Journal Article
Evaluation of spray drift using low-speed wind tunnel measurements and dispersion
Fritz, Bradley. K., Hoffmann, W. Clint, Birchfield, Norman B., Ellenberger, Jay, Kahn, Faruque, Bagley, W. E., Thornburg, Jonathan W. and Hewitt, Andrew (2010). Evaluation of spray drift using low-speed wind tunnel measurements and dispersion. Journal of ASTM International (JAI), 7 (6), 1-14. doi: 10.1520/JAI102775
2010
Conference Publication
Tracer and collector systems for field deposition research
Hewitt, A. J. (2010). Tracer and collector systems for field deposition research. Aspects of Applied Biology 99, Cambridge, U. K., 5-7 January 2010. Warwick, U.K.: Association of Applied Biologists.
2010
Conference Publication
Development and testing of an aerial application standardized spray system
Hoffmann, W. C., Fritz, B. and Hewitt, A. (2010). Development and testing of an aerial application standardized spray system. 31st Symposium on Pesticide Formulations and Delivery Systems: Innovative Green Chemistries for the 21st Century, San Antonio, Texas, United States, 12-14 October 2010.
2010
Conference Publication
Attenuation of aerially applied spray within a riparian management area
Ice. W., Thistle, H., Karsky, R. and Hewitt, A. (2010). Attenuation of aerially applied spray within a riparian management area. SAF 2010 National Convention, Albuquerue, NM, U.S.A., 27-31 October 2010.
2010
Conference Publication
Shelterbelt interception of agrichemicals: Model and field results
Connell, R. J., Woodward, S. J. R., Zabkiewicz, J. A. and Hewitt, A. J. (2010). Shelterbelt interception of agrichemicals: Model and field results. 2010 Meeting of the Association of Applied Biologists: International Advances in Pesticide Application, Cambridge, United Kingdom, 5-7 January 2010. Wellesbourne, Warwick, United Kingdom: Association of Applied Biologists.
2010
Conference Publication
Field scale evaluation of spray drift reduction technologies from ground and aerial application systems
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. 31st Symposium on Pesticide Formulations and Delivery Systems: Innovative Green Chemistries for the 21st Century, San Antonio, Texas, USA, October 12-14 2010.
2010
Conference Publication
Effects of air speed and liquid temperature on atomization of sprays under ground application conditions
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. 31st Symposium on Pesticide Formulations and Delivery Systems: Innovative Green Chemistries for the 21st Century, San Antonio, Texas, United States, 12-14 October 2010. West Conshohocken, PA, United States: ASTM International.
2010
Conference Publication
International standards for drift reduction technology studies
Hewitt, Andrew (2010). International standards for drift reduction technology studies. 2010 Joint Annual Meeting of the Society for Range Management (SRM) and Weed Society of America (WSSA), Denver, Colorado, USA, 7 - 11 February 2010.
2010
Conference Publication
Drift reduction technologies in Australia and New Zealand
Hewitt, Andrew J. (2010). Drift reduction technologies in Australia and New Zealand. 239th ACS National Meeting & Exposition, San Francisco CA, United States, 21-25 March 2010.
2010
Conference Publication
Development of a drift reduction technology deposition model based on spray characteristics from wind tunnel and field sampling
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. 31st Symposium on Pesticide Formulations and Delivery Systems: Innovative Green Chemistries for the 21st Century, San Antonio, Texas, USA, 12-14 October 2010.
2010
Conference Publication
AGDISP Model Developments in USA, Australia and New Zealand
Hewitt, Andrew J., Forster, Alison, Teske, Milton E. and Thistle, Harold W. (2010). AGDISP Model Developments in USA, Australia and New Zealand. ForestTECH 2010 - Technologies to Improve Forest Planning, Albury, New South Wales, Australia, 22 - 24 November 2010.
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).
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
Supervision
Availability
- Dr Andrew Hewitt is:
- Available for supervision
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Supervision history
Completed supervision
-
2016
Doctor Philosophy
Towards the optimisation of Coarse sprays to reduce drift and improve efficacy in Australian cropping systems
Principal Advisor
Other advisors: Dr Chris O'Donnell, Professor Steve Adkins, Professor Bhagirath Chauhan
-
2016
Doctor Philosophy
Effect of spray liquid physical properties and dynamics of fluids on atomization and spray drift
Associate Advisor
Other advisors: Professor Justin Cooper-White
-
2014
Master Philosophy
Formulation and Evaluation of an Agricultural Spray oil with Film Forming waxes
Associate Advisor
Other advisors: Professor Victor Galea
-
2009
Doctor Philosophy
Environmental Fate of Synthetic Pyrethroids: A Study on the Loss Pathways and Processes of Termiticides in Tropical Climates
Associate Advisor
Media
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