2019 Journal Article Optimization of variables for maximizing efficacy and efficiency in aerial spray application to cotton using unmanned aerial systemsLiao, Juan, Zang, Ying, Luo, Xiwen, Zhou, Zhiyan, Lan, Yubin, Zang, Yu, Gu, Xiuyan, Xu, Weiming and Hewitt, Andrew John (2019). Optimization of variables for maximizing efficacy and efficiency in aerial spray application to cotton using unmanned aerial systems. International Journal of Agricultural and Biological Engineering, 12 (2), 10-17. doi: 10.25165/j.ijabe.20191202.4288 |
2019 Journal Article 脉宽调制变量控制喷头雾化性能及风洞环境雾滴沉积特性Zhang, Ruirui, Li, Longlong, Fu, Wang, Chen, Liping, Yi, Tongchuan, Tang, Qing and Hewitt, Andrew J. (2019). 脉宽调制变量控制喷头雾化性能及风洞环境雾滴沉积特性. Nongye Gongcheng Xuebao, 35 (3), 42-51. doi: 10.11975/j.issn.1002-6819.2019.03.006 |
2019 Journal Article Droplet-size effects on control of Chloris spp. with six POST herbicidesFerguson, J. Connor, Chauhan, Bhagirath S., Chechetto, Rodolfo G., Hewitt, Andrew J., Adkins, Steve W., Kruger, Greg R. and O'Donnell, Chris C. (2019). Droplet-size effects on control of Chloris spp. with six POST herbicides. Weed Technology, 33 (1), 153-158. doi: 10.1017/wet.2018.99 |
2019 Journal Article Field evaluation of an unmanned aerial vehicle (UAV) sprayer: effect of spray volume on deposition and the control of pests and disease in wheatWang, Guobin, Lan, Yubin, Qi, Haixia, Chen, Pengchao, Hewitt, Andrew and Han, Yuxing (2019). Field evaluation of an unmanned aerial vehicle (UAV) sprayer: effect of spray volume on deposition and the control of pests and disease in wheat. Pest Management Science, 75 (6), 1546-1555. doi: 10.1002/ps.5321 |
2018 Journal Article 喷雾助剂类型及浓度对喷头雾化效果影响Zhang, Ruirui, Zhang, Zhen, Xu, Gang, Chen, Liping and Hewitt, Andrew J. (2018). 喷雾助剂类型及浓度对喷头雾化效果影响. Nongye Gongcheng Xuebao, 34 (20), 36-43. doi: 10.11975/j.issn.1002-6819.2018.20.005 |
2018 Journal Article Field Measurements of Drift of Conventional and Drift Control Formulations of 2,4-D Plus GlyphosateHavens, Patrick L., Hillger, David E., Hewitt, Andrew J., Kruger, Greg R., Marchi-Werle, Lia and Czaczyk, Zbigniew (2018). Field Measurements of Drift of Conventional and Drift Control Formulations of 2,4-D Plus Glyphosate. Weed Technology, 32 (5), 550-556. doi: 10.1017/wet.2018.55 |
2018 Journal Article Effect of spray droplet size on herbicide efficacy on four winter annual grassesFerguson, J. Connor, Chechetto, Rodolfo G., Adkins, Steve W., Hewitt, Andrew J., Chauhan, Bhagirath S., Kruger, Greg R. and O'Donnell, Chris C. (2018). Effect of spray droplet size on herbicide efficacy on four winter annual grasses. Crop Protection, 112, 118-124. doi: 10.1016/j.cropro.2018.05.020 |
2018 Journal Article Drift measurements for two systems of hydrogen cyanamide spraying in kiwifruitConnell, Robert, Post, Scott, Ledebuhr, Mark, Moorhead, Brian and Hewitt, Andrew (2018). Drift measurements for two systems of hydrogen cyanamide spraying in kiwifruit. New Zealand Plant Protection, 71, 19-24. doi: 10.30843/nzpp.2018.71.186 |
2018 Journal Article Flat-fan spray atomization modelPost, S. L. and Hewitt, A. J. (2018). Flat-fan spray atomization model. Transactions of the ASABE, 61 (4), 1249-1256. doi: 10.13031/trans.12572 |
2018 Journal Article Laboratory measurements of evaporation rate of droplets at low relative wind speedTeske, M. E., Thistle, H. W., Riley, C. M. and Hewitt, A. J. (2018). Laboratory measurements of evaporation rate of droplets at low relative wind speed. Transactions of the ASABE, 61 (3), 919-923. doi: 10.13031/trans.12743 |
2017 Journal Article Wind tunnel flux comparisons using a phase Doppler interferometerRoten, Roy L., Post, Scott L., Werner, Armin, Safa, Majeed and Hewitt, Andrew J. (2017). Wind tunnel flux comparisons using a phase Doppler interferometer. Journal of Plant Protection Research, 57 (3), 281-287. doi: 10.1515/jppr-2017-0040 |
2017 Journal Article Phase doppler quantification of agricultural spray compared with traditional sampling materialsRoten, R. L., Post, S. L., Werner, A., Safa, M. and Hewitt, A. J. (2017). Phase doppler quantification of agricultural spray compared with traditional sampling materials. New Zealand Plant Protection, 70, 142-151. doi: 10.30843/nzpp.2017.70.40 |
2017 Journal Article Aerially released spray penetration in a tall coniferous forest canopyThistle, H. W., Reardon, R. C., Bonds, J. A. S., Fritz, B. L., Hoffmann, W. C., Kees, G. J., Grob, I. J., Hewitt, A. J., O'Donnell, C. C., Felton, K. D. and Onken, B. P. (2017). Aerially released spray penetration in a tall coniferous forest canopy. Transactions of the ASABE, 59 (5), 1221-1231. doi: 10.13031/trans.59.11872 |
2016 Journal Article Pressure, droplet size classification, and nozzle arrangement effects on coverage and droplet number density using air-inclusion dual fan nozzles for pesticide applicationsFerguson, J. Connor, Hewitt, Andrew J. and O'Donnell, Chris C. (2016). Pressure, droplet size classification, and nozzle arrangement effects on coverage and droplet number density using air-inclusion dual fan nozzles for pesticide applications. Crop Protection, 89, 231-238. doi: 10.1016/j.cropro.2016.07.032 |
2016 Journal Article Assessing a novel smartphone application – SnapCard, compared to five imaging systems to quantify droplet deposition on artificial collectorsFerguson, J. Connor, Chechetto, Rodolfo G., O'Donnell, Chris C., Fritz, Brad K., Hoffmann, W. Clint, Coleman, Chet E., Chauhan, Bhagirath S., Adkins, Steve W., Kruger, Greg R. and Hewitt, Andrew J. (2016). Assessing a novel smartphone application – SnapCard, compared to five imaging systems to quantify droplet deposition on artificial collectors. Computers and Electronics in Agriculture, 128, 193-198. doi: 10.1016/j.compag.2016.08.022 |
2016 Journal Article Determining the drift potential of Venturi nozzles compared with standard nozzles across three insecticide spray solutions in a wind tunnelFerguson, J. Connor, Chechetto, Rodolfo G., O'Donnell, Chris C., Dorr, Gary J., Moore, John H., Baker, Greg J., Powis, Kevin J. and Hewitt, Andrew J. (2016). Determining the drift potential of Venturi nozzles compared with standard nozzles across three insecticide spray solutions in a wind tunnel. Pest Management Science, 72 (8), 1460-1466. doi: 10.1002/ps.4214 |
2016 Journal Article Impacts of polymer/surfactant interactions on spray driftWang, Ruobing, Dorr, Gary, Hewitt, Andrew and Cooper-White, Justin (2016). Impacts of polymer/surfactant interactions on spray drift. Colloids and Surfaces A: Physicochemical and Engineering Aspects, 500, 88-97. doi: 10.1016/j.colsurfa.2016.03.056 |
2016 Journal Article Assessing the deposition and canopy penetration of nozzles with different spray qualities in an oat (Avena sativa L.) canopyFerguson, J. Connor, Chechetto, Rodolfo G., Hewitt, Andrew J., Chauhan, Bhagirath S., Adkins, Steve W., Kruger, Greg R. and O'Donnell, Chris C. (2016). Assessing the deposition and canopy penetration of nozzles with different spray qualities in an oat (Avena sativa L.) canopy. Crop Protection, 81, 14-19. doi: 10.1016/j.cropro.2015.11.013 |
2016 Journal Article Volumetric validation of mass balance using a computational phase Doppler approach for disc core nozzlesRoten, R. L., Post, S. L., Werner, A., Hewitt, A. J. and Safa, M. (2016). Volumetric validation of mass balance using a computational phase Doppler approach for disc core nozzles. Crop Protection, 79, 128-134. doi: 10.1016/j.cropro.2015.10.018 |
2016 Journal Article Initial laboratory measurements of the evaporation rate of droplets inside a spray cloudTeske, Milton E., Thistle, Harold W., Riley, Christopher M. and Hewitt, Andrew J. (2016). Initial laboratory measurements of the evaporation rate of droplets inside a spray cloud. Transactions of the ASABE, 59 (2), 487-493. doi: 10.13031/trans.59.11543 |