Results 11 to 20 of about 70,239 (309)

Design and Experimental Verification of Targeted and Variable Sprayer for the Potato

open access: yesAgriculture (Switzerland), 2023
For potatoes, a crop with a specific plant spacing and a large row spacing, continuous spray has problems including low spraying accuracy and washability.
Xin He
exaly   +3 more sources

Height stability control of a large sprayer body based on air suspension using the sliding mode approach

open access: yesInformation Processing in Agriculture, 2020
When a high clearance self-propelled sprayer sprays, the sprung mass varies with the amount of liquid in the tank, which causes a change in the height of the sprayer body.
Yu Chen   +5 more
exaly   +3 more sources

Development and Experiment of an Air-Assisted Sprayer for Vineyard Pesticide Application

open access: yesAgriculture (Switzerland)
This paper presents an air-assisted sprayer for vineyard pesticide application. The spraying unit was designed with two symmetrically arranged ports. The airflow velocity distribution of the sprayer was investigated using a combination of experimental ...
Mingxiong Ou   +7 more
exaly   +3 more sources

Performance Evaluation of UAVs in Wheat Disease Control

open access: yesAgronomy, 2023
Plant protection unmanned aircraft vehicles (UAVs) were developed rapidly in China. The operation performances of different models of UAVs were different.
Qingqing Zhou   +4 more
doaj   +1 more source

Development and evaluation of solar powered manually operated sprayer cum grasscutter

open access: yesFundamental and Applied Agriculture, 2021
Spraying of pesticides and cutting the grass is an important task in the agricultural sector to protect the crops from insects for obtaining high yield. In this study, a solar-powered sprayer cum grasscutter was introduced.
Milufarzana   +4 more
doaj   +1 more source

Reducing the Nursery Pesticide Footprint with Laser-guided, Variable-rate Spray Application Technology

open access: yesHortScience, 2021
Nursery producers are challenged with growing a wide range of species with little to no detectable damage from insects or diseases. Growing plants that meet consumer demand for aesthetics has traditionally meant routine pesticide application using the ...
Lauren Fessler   +4 more
doaj   +1 more source

Development and evaluation of PAU multi-purpose sprayer to control whitefly (Bemisia tabaci) in cotton

open access: yesThe Indian Journal of Agricultural Sciences, 2020
A multi-purpose high clearance sprayer was developed with three types of spraying mechanism, viz. auto-rotate gun, drop-up boom and boom nozzles. The experiment was conducted during 2016 at Abohar in cotton growing region of South-western Punjab at six ...
Santosh Kumar   +3 more
doaj   +1 more source

Visual Information Requirements for Remotely Supervised Autonomous Agricultural Machines

open access: yesApplied Sciences, 2020
A study to determine the visual requirements for a remote supervisor of an autonomous sprayer was conducted. Observation of a sprayer operator identified 9 distinct “look zones” that occupied his visual attention, with 39% of his time spent viewing the ...
Uduak Edet, Daniel Mann
doaj   +1 more source

WSPM-System: Providing Real Data of Rotor Speed and Pitch Angle for Numerical Simulation of Downwash Airflow from a Multirotor UAV Sprayer

open access: yesAgriculture, 2021
The accurate setting of input parameters in the numerical simulation of downwash airflow from a UAV sprayer is important for acceptable simulation results.
Hao Zhang   +6 more
doaj   +1 more source

New analysis of experimental data of the hydrodynamic liquid film around jet zone on horizontal plate [PDF]

open access: yesArchive of Mechanical Engineering, 2021
Optimization of cooling systems is of major importance due to the economy of cooling water and energy in thermal installations in the industry. The hydrodynamic study of the film is a prerequisite for the study of the intensity of the heat transfer ...
Abdelbaki Elmahi   +2 more
doaj   +1 more source

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