new innovations in spraying technology · palleja t. and landers, a.j, (2016). real time canopy...
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New innovations in spraying technology
Andrew LandersCornell University
New York State, USA
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14 -May-2015 2-Jul-201522-Jun-201527-May-2015
Cabernet Franc
Measuring canopy volume
Key factor: know your canopy
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THE TARGETLeaves, fruit,
diseases, insects, variable canopy due
to growth stage, trellis or variety
SENSORSUsing a canopy sensor to monitor volume, density,
absence or presence.Sprayer: GPS will provide
location and speed
CENTRALCONTROLLER
Inputs, outputs and monitoring
LIQUID FLOWApplication rate,
pressure, nozzle size and number. GPS
location of spray & GIS mapping of spray use
AIR FLOWAdjustable, to match the
canopy via infinitely variable louvre system
µg/cm2
µg/cm2
Automated control
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Ultrasonic sensors mounted on the sprayer
Llorens , J and Landers A.J. (2014) Variable rate spraying: digital canopy measurement for air and liquid electronic control. In: Aspects of Applied Biology 114. International advances in pesticide application. Pp 1-8.
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Automatic canopy volume measurement
05/21 05/31 06/10 06/20 06/30 07/10 07/20 07/30 08/09 08/190.12
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date
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R (V
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eastwestaveragesevere hail storm
05/21 06/10 06/30 07/20 08/09 08/29 09/18 10/08 10/28
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0.25
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0.35
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date
WC
R (V
)
eastwestaveragesevere hail stormnetting period
VineyardOrchard
The estimated density increased throughout the season but was not compared to actual density
Palleja T. and Landers, A.J, (2015). Real time canopy density estimation using ultrasonic envelope signals in the orchard and vineyard. Computers and Electronics in Agriculture 115 (2015) 108–117
Using ‘sensors 2’ to measure canopy density (2014 data)
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• The frames have 4 horizontal bars, matching theultrasonic sensors’ height.
• Each horizontal bar has 6 marks spaced 10 cmapart
A probe is used to count the number of leaf layers
Automatic canopy volume measurement
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Cabernet Franc
Palleja T. and Landers, A.J, (2016). Real time canopy density estimation using ultrasonic envelope signals in the orchard and vineyard.Computers and Electronics in Agriculture (In Press)
Automatic canopy volume measurement
Using ‘sensors 2’ to measure canopy density
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o ‘Sensors 2’ results show a good correlation between PQA and ultrasounds.
o The signal is related to intrinsic plant characteristics, such as leaf size, leaf softness, branches, structure, etc
o Each species or variety has to be calibrated.
Automatic canopy volume measurement
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Canopy density sensing allows changes in real-time
AirflowLiquid flow
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Lechler Vario Select
30 PSI 40 PSI 50 PSI 60 PSI
#5 #4 #3 #2 #1
ST 110-01 0.087 GPM 30 PSI
ST 110-01 0.087 GPM 30 PSI
ST 110-015 0.13 GPM 30 PSI
ST 110-02 0.17 GPM 30 PSI
0
10
20
30
40
50
60
Volu
me
rate
(L/m
in)
Manifolds and Pressure
Liquid adjustment
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Air flow regulation system
Lamont Fruit Farms (USA) used Croplands Quantum mist with SARDI fan sprayer in their apple orchard (2014 – 2016)
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E.D. signal and fan speed regulation from 0 to 100%
end of the row,turnaround
Croplands Quantum Mist with SARDI fans in apple orchard
Air flow regulation system
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GPS system (rtkGPS)
GPM Linecolor
1.77 - 3.5
1.5 - 1.76
0.51 - 1.49
0 - 0.5
Monitoring spray application for record keeping
RFID cards
BRISTOLID TECHNOLOGIES
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+Resistor
Light
emitter receiverPalleja, T, Landers, A.J., Llorens, J. and Gil, E. (2016). Real time spraying adjustments using in-canopy sensors to measure coverage. In: Aspects of Applied Biology 132. International advances in pesticide application. Pp 129-135.
Spray deposition sensor – in canopy
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UAV (unmanned aerial vehicle)
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Water sensitive paper image analysis
http://agspsrap31.agric.wa.gov.au/snapcard
SnapCard
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PMapp
Powdery Mildew assessment & record keeping app
Powdery Mildew assessment training tool –www.pmassessment.com.au
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VitiCanopy app
https://itunes.apple.com/au/app/viticanopy/id1042914901?mt=8
VitiCanopy could be used when calculating ‘unit canopy row’
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The fear of technology
o Costs involvedo Breakdown/repairso Labour to supervise
o Look to others involved in agriculture
• Robotic milking equipment• Grading line equipment• Greenhouse automation• Field crop sprayers
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Spray related factsheets:
www.awri.com.au/industry_support/viticulture/agrochemicals/spray-application
Agrochemical ‘dog book’ online:
www.awri.com.au/industry_support/viticulture/agrochemicals/agrochemical_booklet
AWRI helpdesk – (08) 8313 6600 or [email protected]
Free offer for water sensitive paper – www.syngenta.com.au/awri
More information:
Wine Australia – http://research.wineaustralia.com
Australian Wine Research Institute - www.awri.com.au
Further information