Results 11 to 20 of about 147,777 (257)

Reactive plasma spraying [PDF]

, 1999
Reactive Plasma Spraying (RPS) with a hydrocarbon gas has been studied as a method to improve the mechanical properties of a commercially available 80: 20 nickel-chromium alloy, and subsequently as a method to reduce the oxygen content of sprayed ...
Al-Sabouni, Omar
core   +7 more sources

Design and Experiment of a Variable Spray System for Unmanned Aerial Vehicles Based on PID and PWM Control

Applied Sciences, 2018
Unmanned aerial vehicle (UAV) variable-rate spraying technology, as the development direction of aviation for plant protection in the future, has been developed rapidly in recent years.
Sheng Wen, Quanyong Zhang, Jizhong Deng, Yubin Lan, Xuanchun Yin, Jian Shan   +5 more
doaj   +1 more source

A reduction in malaria transmission intensity in Northern Ghana after 7 years of indoor residual spraying

Malaria Journal, 2017
Background Indoor residual spraying (IRS) is being implemented as one of the malaria prevention methods in the Northern Region of Ghana. Changes in longevity, sporozoite and entomological inoculation rates (EIRs) of major malaria vectors were monitored ...
Sylvester Coleman, Samuel K. Dadzie, Aklilu Seyoum, Yemane Yihdego, Peter Mumba, Dereje Dengela, Philip Ricks, Kristen George, Christen Fornadel, Daniel Szumlas, Paul Psychas, Jacob Williams, Maxwell A. Appawu, Daniel A. Boakye   +13 more
doaj   +1 more source

The Technical Parameters of Seaweed Biostimulant Spray Application as a Factor in the Economic Viability of Soybean Production

Applied Sciences, 2023
Application of biostimulant in the form of a spraying requires appropriate selection of technical parameters. One of the key factors in ensuring that the liquid is sprayed correctly is the choice of suitable spray nozzles.
Anna Krawczuk, Bruno Huyghebaert, Fabienne Rabier, Stanisław Parafiniuk, Artur Przywara, Milan Koszel, Edmund Lorencowicz, Sławomir Kocira   +7 more
doaj   +1 more source

Droplet Deposition and Control of Planthoppers of Different Nozzles in Two-Stage Rice with a Quadrotor Unmanned Aerial Vehicle

Agronomy, 2020
Previous studies have confirmed that choosing nozzles that produce coarser droplets could reduce the risk of pesticide spray drift, but this conclusion is based on a large volume of application, and it is easy to ignore how this impacts the control ...
Pengchao Chen, Yubin Lan, Xiaoyu Huang, Haixia Qi, Guobin Wang, Juan Wang, Linlin Wang, Hanxiang Xiao   +7 more
doaj   +1 more source

SCORPION project: robotic solutions for smart precision spraying

, 2023
SCORPION project is funded by the European GNSS Agency under the European Union's Horizon 2020 research and innovation programme. It started in January 2021 and will finish in December 2023 (3-year duration).
Danilo Rabino, Tatiana Pinho, Silvia Gessi, Filipe N Santos, Mateus Sanches, Massimo Martelli, Davide Allochis, André S Aguiar, Ard Nieuwenhuizen, André Baltazar, Luìs C Santos   +10 more
core   +2 more sources

Research into the process of spraying complex titanium and zirconium nitride on structural steel and reaction times relating to the final finish and quality obtained

Budownictwo o Zoptymalizowanym Potencjale Energetycznym, 2021
This article presents a literature review into the current state of the theory and practice of spraying complex titanium and zirconium nitride on steel P6M5, as well as a study of the effect of spraying time on the structural and mechanical ...
Olena Gumen, Adam Ujma, Mariia Kruzhkova
doaj   +1 more source

Use of insecticide quantification kits to investigate the quality of spraying and decay rate of bendiocarb on different wall surfaces in Kagera region, Tanzania [PDF]

, 2015
Bendiocarb was introduced for the first time for Indoor Residual Spraying (IRS) in Tanzania in 2012 as part of the interim national insecticide resistance management plan.
Lalji, Shabbir, Mark Rowland, Mugalura, Frances E, Molteni, Frabrizio, Kafuko, Jessica M, Willilo, Ritha, Mwalimu, Charles D., Evangelia Morou, Thawer, Narjis G., Morou, Evangelia, Vontas, John, Frances E Mugalura, Jeremiah M Ngondi, Protopopoff, Natacha, Ramsan, Mahdi M., Isaac Emmanuel, Fabrizio Molteni, Emmanuel, Isaac, Mahdi M Ramsan, Magesa, Stephen Masingili, Rowland, Mark, Natacha Protopopoff, Ramsan, Mahdi M, Molteni, Fabrizio, Narjis G Thawer, Ngondi, Jeremiah M., Mugalura, Frances E., Wright, Alexandra, Stephen Masingili Magesa, Mutagahywa, Joshua, Kafuko, Jessica M., Reithinger, Richard, Isaiah Ndong, Thawer, Narjis G, Ngondi, Jeremiah M, Charles D Mwalimu, Alexandra Wright, Richard Reithinger, John Vontas, Shabbir Lalji, Jessica M Kafuko, Mwalimu, Charles D, Joshua Mutagahywa, Ndong, Isaiah, Ritha Willilo   +44 more
core   +1 more source

Effect of foliar application urea and micro elements on germination characteristic, seedling vigour and emergence seeds generative chickpea (Cicer arietinum L). [PDF]

علوم و فناوری بذر ایران, 2017
In order to determine the effects of the foliar applicationof ureaand micro elements during growth periods of maternal plants on germination, vigor and greening of produced chickpea seeds (Kabuli), an experiment was carried out in a randomized complete ...
H. Gholami, M. Parsa, M. Khajeh-Hosseini, H.R. Khazaie   +3 more
doaj   +1 more source

Design of Plant Protection UAV Variable Spray System Based on Neural Networks

Sensors, 2019
Recently, unmanned aerial vehicles (UAVs) have rapidly emerged as a new technology in the fields of plant protection and pest control in China. Based on existing variable spray research, a plant protection UAV variable spray system integrating neural ...
Sheng Wen, Quanyong Zhang, Xuanchun Yin, Yubin Lan, Jiantao Zhang, Yufeng Ge   +5 more
doaj   +1 more source