Results 11 to 20 of about 25,542 (247)

Optimization of specific spray volume for spray application in pomegranate orchard using response surface methodology [PDF]

open access: yesScientific Reports
Conventional air-blast sprayer applies chemical at a constant rate without any consideration to canopy characteristics, which results in excessive application of chemicals.
D. S. Thorat   +5 more
doaj   +2 more sources

The Influence of Droplet Distribution Coverage and Additives on the Heat Transfer Characteristics of Spray Cooling under the Influence of Different Parameters

open access: yesApplied Sciences, 2022
For the objective of enhancing the heat transfer ability of spray cooling, a single-nozzle open-loop spray cooling experiment platform was established with a data measuring system.
Qian Niu, Yu Wang, Na Kang
doaj   +3 more sources

Modeling and Prediction of the Uniformity of Spray Liquid Coverage from Flat Fan Spray Nozzles [PDF]

open access: yesSustainability, 2019
The effectiveness and quality of agricultural spraying largely depends on the technical efficiency of the nozzles installed in agricultural sprayers. The uniform spraying of plants results in a decrease in the amount of pesticides used in agricultural production and affects environmental safety.
Izabela Kuna-Broniowska   +2 more
exaly   +2 more sources

Spray coverage and deposits from a remotely piloted aerial application system using various nozzle types

open access: yesFrontiers in Agronomy
Remotely piloted aerial application systems (RPAAS) are exponentially increasing globally for pesticide applications. Evaluations of spray coverage, deposits, and droplet size, when implementing various application parameters, are needed to optimize ...
Thomas R. Butts   +3 more
doaj   +3 more sources

Use of spray target cards and leaf analysis to measure spray coverage

open access: yesCalifornia Agriculture, 1973
This report evaluates a method used to determine the uniformity of spray coverage in a pear fireblight control experiment in 1972. Trees used for the experiment were mature 14-year-olds in a hedgerow planting at 11 hy 22 ft spacing.
W Reil, J Beutel, W Moller
doaj   +1 more source

Coverage path planning for spraying drones

open access: yesComputers & Industrial Engineering, 2022
Submitted to Computers and Industrial ...
E. Viridiana Vazquez-Carmona   +3 more
openaire   +3 more sources

Effect of Nozzle Type and Adjuvants on Spray Coverage on Apple Leaves

open access: yesAgronomy, 2021
Three non-ionic adjuvants, Agral, Silwet, and Greemax, at three concentrations, were applied on apple leaves with the use of hollow cone nozzles (TR) and air-induction nozzles (ID) to verify the assumption that adjuvants may improve spray coverage ...
Ryszard Hołownicki   +4 more
doaj   +1 more source

Development and Experiment of an Online Measuring System for Spray Deposition

open access: yesAgriculture, 2022
To realize the online evaluation of spray quality, an online measuring system for spray coverage and deposition quality is developed. The measuring theory of spray coverage and deposition quality on an LWS (leaf wetness sensor) surface is analyzed.
Shiqun Dai   +9 more
doaj   +1 more source

Variable-rate Spray Technology Optimizes Pesticide Application by Adjusting for Seasonal Shifts in Deciduous Perennial Crops

open access: yesHortTechnology, 2021
To optimize pesticide applications to the canopies of deciduous perennial crops, spray volume should be adjusted throughout the year to match the changes in canopy volume and density.
Lloyd L. Nackley   +7 more
doaj   +1 more source

Phone App to Perform Quality Control of Pesticide Spray Applications in Field Crops

open access: yesAgriculture, 2021
It has been recognized for decades that low and inconsistent spray coverages of pesticide applications represent a major challenge to successful and sustainable crop protection.
Christian Nansen   +4 more
doaj   +1 more source

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