Results 21 to 30 of about 80,504 (176)

Research Status, Methods and Prospects of Air-Assisted Spray Technology

open access: yesAgronomy, 2023
Air-assisted boom sprayer is proven to be one of the best pesticide application methods to achieve uniform deposition of droplets in the canopy and improve the effective utilization of pesticides.
Zhiming Wei   +9 more
doaj   +1 more source

Effects of sprayer speed, spray distance, and nozzle arrangement angle on low-flow air-assisted spray deposition

open access: yesFrontiers in Plant Science, 2023
Air-assisted spraying technology is widely used in orchard sprayers to disturb canopy leaves and force droplets into the plant canopy to reduce droplet drift and increase spray penetration.
Shiqun Dai   +8 more
doaj   +1 more source

Comparison of Orchard Target-Oriented Spraying Systems Using Photoelectric or Ultrasonic Sensors

open access: yesAgriculture, 2021
Orchard pesticide off-target deposition and drift cause substantial soil and water pollution, and other environmental pollution. Orchard target-oriented spraying technologies have been used to reduce the deposition and drift caused by off-target spraying
Hanjie Dou   +4 more
doaj   +1 more source

Design and Test of a Jet Remote Control Spraying Machine for Orchards

open access: yesAgriEngineering, 2021
Aimed at issues associated with the poor air supply and poor automatic targeting accuracy of existing orchard sprayers, this paper designs a jet-type orchard remote control sprayer with automatic targeting which is suitable for standardized orchards in ...
Chi Ma, Guanglin Li, Qiangji Peng
doaj   +1 more source

Calibrating Your Orchard Sprayer [PDF]

open access: yes, 2020
The costs of fungicides, miticides, insecticides, foliar nutrients, wetting agents and plant growth regulators continue to increase. For a full spray program on apples, for example, the cost of spray materials alone could cost $800 to $1700 per acre per ...
Seeley, Earl, Black, Brent
core   +1 more source

Key Technologies for an Orchard Variable-Rate Sprayer: Current Status and Future Prospects

open access: yesAgronomy, 2022
An orchard variable-rate sprayer applies the appropriate amount of plant protection products only where they are needed based on detection data from advanced sensors, a system that has attracted increasing attention.
Zhiming Wei   +10 more
doaj   +1 more source

Development and Application Prospects of Pneumatic Electrostatic Sprayer in Orchard [PDF]

open access: yes, 2017
We firstly introduce existing situations of development of electrostatic spraying technology both at home and abroad. On the basis of such problems as serious drift, loss and deterioration of environment during orchard spraying in Xinjiang, we design and
Shen, Cong-ju   +6 more
core   +1 more source

Comparison and technical evaluation of electrostatic, micronair and tractor-mounted lance sprayers in order to control (Carpocasa pomonella L) in apple orchards [PDF]

open access: yesJournal of Agricultural Machinery, 2016
Introduction The efficiency and cost effectiveness of orchard pest management programs are influenced by the skills of managers and sprayer operators who evaluate orchard conditions and alter machine settings and operating techniques to optimize ...
F Amirshaghaghi, M Safari
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

Feasibility study of using laser technology for calibrating orchard sprayer machinery. First results

open access: yes, 2021
The paper reports the first results pertinent to a complex experimental-theoretical study aimed at setting up an instrument, based on laser technology, which should be able to easily calibrate the orchard sprayer machinery.
Pascuzzi S.   +3 more
core   +1 more source

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