Precision Agriculture In Viticulture By Pam Turner
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Precision Agriculture In
ViticultureBy
Pam Turner
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Area Dedicated to WineSpain 11,750 km²
France 8,640 km² Italy 8,270 km²
Turkey 8,120 km² United States 4,150 km²
Iran 2,860 km² Romania 2,480 km² Portugal 2,160 km²
Argentina 2,080 km² Australia 1,642 km²
Production• 71% wine• 27% fresh fruit• 2% dried fruit
Vineyards
• 2% Yearly increase
Vineyard Vineyard InformationInformation
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Oklahoma’s VineyardsOklahoma’s Vineyards
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•Branch of Precision Agriculture that was proposed in the early 1990’s
•Must maximize yield and quality
Precision ViticulturePrecision Viticulture
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Vine VigorVine Vigor•GPS and NDVI
•Determines
Harvesting time
Quality
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Management Management ZonesZones
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IrrigationIrrigation
• Use of infrared readings of leaf temperature.
• Has an effect on time of onset and degree of weight loss.
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Vine row interactionVine row interaction
• Must delete non-representative plants and vegetation
• Ensures health and vigor of vines
• Aids pruning process
• NDVI vineyard • Extracted Rows (yellow) Background (blue)
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Gap IdentificationGap Identification
• Give total area of missing vines
• Potential for re-planting
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• Identifies and selects weed material at a resolution of < 1 cm2
•Permitted a reduction in herbicide application by 85%
Herbicide ApplicationHerbicide Application
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Selective HarvestingSelective Harvesting
•Select high-vigor from low vigor areas
• Increases wine quality
• Increases retail value
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Yield MonitorsYield Monitors
• “On the Go” georeferenced records of yield
•Most popular method: Conveyor belt
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Where is Precision Viticulture going?Where is Precision Viticulture going?
• Improve mechanical pruning methods
• Detect sugar content of the entire field
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“Great wine is grown, not made”
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• http://www.catenawines.com/eng/vineyards/precision-viticulture.html• http://www.regional.org.au/au/gia/• http://www.geovine.com/pdf/PVProfitabiltyPaper.pdf• http://ppvco.com/develop.php• http://www.usyd.edu.au/su/agric/acpa/people/james/Thesis/Chapter%203_Taylor2004.pdf• http://www.nzwine.com/index.html• http://wineserver.ucdavis.edu/• http://www.lincoln.ac.nz/section671.html• http://cati.csufresno.edu/verc/• http://www.catenawines.com/eng/vineyards/precision-viticulture.html• http://www.crcv.com.au/resources/Precision%20Viticulture/• http://www.csiro.au/science/ps1xy.html• http://www.provisor.com.au/apps/uploadedFiles/news/80/Precision_Viticulture.pdf• http://precisionaginc.com/viticulture.shtml• http://www.csu.edu.au/nwgic/pages/research/sustainable_viticulture.htm• http://www.scipub.net/agriculture/precision-agriculture.html• http://www.uark.edu/depts/ifse/grapeprog/vinemech.htm• http://www.mikebobbitt.com/NDVI_Vineyard_format.htm
ReferencesReferences