Precision Equine Grazing Management By: Tamara Knaust.
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Transcript of Precision Equine Grazing Management By: Tamara Knaust.
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Precision Equine Precision Equine Grazing ManagementGrazing Management
By:By:
Tamara KnaustTamara Knaust
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GoalGoal Improve Forage QualityImprove Forage Quality
Decrease hay &Decrease hay &
supplementationsupplementation Weed ControlWeed Control IrrigationIrrigation ManagementManagement Parasitic Pest ControlParasitic Pest Control Forage Production Forage Production
BaseBase
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Oklahoma PasturelandOklahoma Pastureland
Oklahoma #7Oklahoma #7thth in the Nation in the Nation 586 million acres in U.S.586 million acres in U.S. Approximately 28 million acres in OKApproximately 28 million acres in OK
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Forage ProductionForage Production
Best prevention is a high quality forage Best prevention is a high quality forage basebase
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Disease & Weed ControlDisease & Weed Control
GPS for disease prone areas and GPS for disease prone areas and treatmentstreatments
Weed control Weed control Certified SeedCertified Seed
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FertilizationFertilization
Bermuda grassBermuda grass Most common pasture grassMost common pasture grass Approximately 4 million acresApproximately 4 million acres
Use of Nitrogen Rich Strips/RampUse of Nitrogen Rich Strips/Ramp GreenseekerGreenseeker Grid Soil Grid Soil
SamplingSampling On the Go On the Go
ApplicatonApplicaton
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IrrigationIrrigation
Variable Rate IrrigationVariable Rate Irrigation Pasture MappingPasture Mapping Soil MapsSoil Maps
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ManagementManagement
OverstockingOverstocking Determine Stocking rate for quantity/quality of Determine Stocking rate for quantity/quality of
forage availableforage available
Use NDVI to determine areas producing Use NDVI to determine areas producing high/low quality foragehigh/low quality forage
Use of GPS to establish rotating pasture areas Use of GPS to establish rotating pasture areas to increaseto increase Reduce time on commonly grazed areasReduce time on commonly grazed areas Increase time on poorly grazed areasIncrease time on poorly grazed areas
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Parasite ControlParasite Control
$178 million annually on parasite control$178 million annually on parasite control Problems even with good programsProblems even with good programs
Drug resistanceDrug resistance Environmental ConcernsEnvironmental Concerns
Surface/ground waterSurface/ground water
Prevent ingestionPrevent ingestion
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ParasitesParasites
Parasites congregate Parasites congregate in specific areasin specific areas Low lying areas, and Low lying areas, and
areas most commonly areas most commonly grazedgrazed
Nutrients, Parasites Nutrients, Parasites and Rainfalland Rainfall
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Parasite ControlParasite Control
Utilize GPS and GIS Utilize GPS and GIS to locate low and to locate low and over grazed areasover grazed areas
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Parasite TreatmentParasite Treatment
Apply pesticide and Apply pesticide and herbicide treatments herbicide treatments only to high risk only to high risk areasareas
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ResultsResults
Better for EnvironmentBetter for Environment Reduce pesticide application into animalsReduce pesticide application into animals Reduced money spent on treating entire Reduced money spent on treating entire
fieldfield Increased Forage quantity/qualityIncreased Forage quantity/quality
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References:References:
http://www.statemaster.com/graph/geo_lan_acr_tot_pas_or_ran_lan-land-acreage-total-pasture-http://www.statemaster.com/graph/geo_lan_acr_tot_pas_or_ran_lan-land-acreage-total-pasture-rangerange
http://njaes.rutgers.edu/horsepastures/weed_control.htmhttp://njaes.rutgers.edu/horsepastures/weed_control.htm
http://www.crssa.rutgers.edu/projects/gps/web_page/crap/crap.htmlhttp://www.crssa.rutgers.edu/projects/gps/web_page/crap/crap.html
http://www.crssa.rutgers.edu/projects/gps/web_page/web_page.htmlhttp://www.crssa.rutgers.edu/projects/gps/web_page/web_page.html
http://www.noble.org/Ag/Forage/HorseForage/index.html#Mysteryhttp://www.noble.org/Ag/Forage/HorseForage/index.html#Mystery
http://forage.okstate.edu/role-of-forages.htmhttp://forage.okstate.edu/role-of-forages.htm
http://www.noble.org/Ag/Soils/N-RichStrips/PrintLayout_1_85485_85485.htmlhttp://www.noble.org/Ag/Soils/N-RichStrips/PrintLayout_1_85485_85485.htmlhttp://www.ext.colostate.edu/pubs/livestk/01627.htmlhttp://www.ext.colostate.edu/pubs/livestk/01627.html