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OPTIMIZINGSWATHPATTERNCHARACTERISTICSFORIMPROVEDCONTROLOFTHEPLANT
PATHOGEN,BLACKSIGATOKA,INCOMMERICALCAVENDISHBANANAPLANTATIONS.
• BYUNDERSTANDINGTHEPLANTPATHOGENEPIDEMIOLOGY&LEAFPHENOLOGY,ITWASPOSSIBLETODEFINETHEINFECTIONPROCESSANDSOADAPTTHESWATHPATTERNCHARACTERISTICSINORDERTOACHIEVEOPTIMUMBIOAVAILABILITYOFTHEFUNGICIDE’SACTIVEINGREDIENTS.
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BLACKSIGATOKAISAPLANTPATHOGENPANDEMICACROSSTHEGLOBE- ÅFFECTINGIOVER1,000,000ACRESOFCAVENDISHBANANAPRODUCTION.RIGHTNOW- ONAVERAGEX50AERIALSPRAYAPPLICATIONSAREMADETOKEEPTHEDISEASEIN-CHECK,IFNOT,THEBANANAPLANTATIONCANBEDESTROYEDWITHINAMATTEROFMONTHS.
BANANASPRAYING
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THEIMPACTOFBANANALEAFPHENOLOGY:HOWDOESTHELEAFSHAPEINFLUENCEFUNGALSPORE&SPRAYDROPCAPTURE?
SIGATOKADISEASEEPIDEMIOLOGY-FORECASTING- ACTIVESPORETRAPS
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DISEASEINFECTIONPATTERN
HOWISITPOSSILBETHATTHISCYLINDRICAL;VERTICALLEAFCANCAPTUREFUNGALASCOSPORES-15µm
CP11nozzle@60⁰ CP11nozzle@30⁰
CP11nozzle@0⁰
SWATHKITANALYSIS:DROPLETTECHNOLOGIES- USA
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110%
1%
2%
3%
4%
5%
6%
7%
%DR
OPNU
MBER
DROPSIZE- microns
TurboThrush32CP11TTHORIZONTAL:DropletSIZEDistribution
0° NozzleAngle
30° NozzleAngle
0%
1%
2%
3%
4%
5%
6%
7%
8%
9%%D
ROPN
UMBER
DROPSIZE- microns
TurboThrush32CP11TTVERTICAL:DropletSIZE Distribution
0° NozzleAngle
30° NozzleAngle
12
NOZZLEANGLE %NO. %VOL0 3 3030 1.6 10
NOZZLEANGLE %NO. %VOL0 56 2130 60 52
VERTICALCYLINDERSDROPSIZEDISTRIBUTION
DROPS>400
HORIZONTALDROPS100-300
130%
1%
2%
3%
4%
5%
6%
7%
8%
9%
10%
%VO
LUME
DROPSIZE- microns
TurboThrush32CP11TTHORIZONTAL:DropletVOLUMEDistribution
0° NozzleAngle
30° NozzleAngle
0%
1%
2%
3%
4%
5%
6%
7%
8%
9%%V
OLUME
DROPSIZE- microns
TurboThrush32CP11TTVERTICAL:DropletVOLUME Distribution
0° NozzleAngle
30° NozzleAngle
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NOZZLEANGLE030
NOZZLEANGLE030
%VOL
47%67%
%VOL
75%40%
DROPS>450
VOLUMEDISTRIBUTIONVERTICALCYLINDERS
DROPS<300
HORIZONTAL
DropletcumulativedistributionontheVerticalandHorizontalCollector:CP11nozzle- 0⁰vs.30⁰
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0
10
20
30
40
50
60
70
80
90
100
-100 100 300 500 700 900
Cumulative%
DropletDiameter(µm)
TurboThrush- CP11- 4020- 0°
HorizontalDV0.5HorizontalDN0.5VerticalDV0.5
HorizontalDN0.5=141µmDV0.5=495µmVerticalDN0.5=
APPENDIX5
0
10
20
30
40
50
60
70
80
90
100
0 100 200 300 400 500 600 700 800 900
Cumulative%
DropletDiameter(µm)
TurboThrush- CP11- 4020- 30°
Horizontal DV0.5
Horizontal DN0.5
VerticalDV0.5
VerticalDN0.5
HorizontalDN05=114µmDV0.5=294µmVerticalDN0.5=75µmDV0.5=261µm
Theresults(R-Span)showquiteclearlythata30Degreeincreaseinnozzleorientationwillhasnotcausedany
increaseintherelativespectraspanssoisNOTcausingmassiveamountsof
smallerdrops!
Intermsofincreaseddriftpotential,underthecorrectconditionstherewillbenoincreaseindriftbychangingtheNozzleorientationfrom0to30degrees
withtheCP11nozzle.16
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ForSystemicFungicidesinanO/Wtankmixuse
aCP11TTnozzle@0⁰
ForFungicideswithaProtectantmodeofaction useaCP11TT
nozzle@30⁰
MICROEMULSION:HLDTECHNOLOGY
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