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Precision Ag Survey Updates

Precision Ag Survey Updates . Terry Griffin, Ph.D., CCA Assistant Professor – Economics. 2011 NCERA-180 Little Rock, AR. Sources of Data. USDA-ARMS (farm level) CropLife /Purdue University Precision Ag Survey Whipker and Akridge (2009) International network of collaborators.

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Precision Ag Survey Updates

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  1. Precision Ag Survey Updates Terry Griffin, Ph.D., CCA Assistant Professor – Economics 2011 NCERA-180 Little Rock, AR

  2. Sources of Data • USDA-ARMS (farm level) • CropLife/Purdue University Precision Ag Survey • Whipker and Akridge (2009) • International network of collaborators

  3. CropLife Ag Retailer Survey • Returns specific to economics of individual farms, cropping systems and regions • Farmers and ag businesses have generally adopted practices where there is a clear return on investment • Two new questions for 2011

  4. GPS-enabled Navigation Technologies Adoption • Service Providers • Farmers

  5. Yield Monitor Adoption by Country

  6. Adoption Rates of Yield Monitors Sources: before 1995 Mangold 1995 to 2005: USDA ARMS 2008 Cotton Inc.

  7. Soybean Farms, 2002 Source: USDA-ARMS Data, Griffin 2009

  8. Cotton Farms, 2003 Source: USDA-ARMS Data, Griffin 2009

  9. Corn Farms, 2005 Source: USDA-ARMS Data, Griffin 2009

  10. Use of yield monitor data for selected crops: with and without GPS, 2002 – 2005

  11. Photo Source: Unidentified

  12. Soil Sampling • 30% of Sao Paulo sugar mills grid soil sample • 70% of the total area, Silva et al (2010) • In US, reduction in grid and zone soil sampling • Localized precision soil sampling methods common if associated with a reputable third-party expertise • More than half of U.S. service providers offered soil sampling with GPS, 59% offered grid soil sampling, one-fourth offered soil sampling by soil type • (Whipker and Akridge, 2009)

  13. Site-Specific Analysis Offered 14th Annual Precision Ag Dealership Survey, Purdue/CropLife Magazine, 2009

  14. Variable Rate Application Offered 14th Annual Precision Ag Dealership Survey, Purdue/CropLife Magazine, 2009

  15. VRT Services Offered by Service Providers Whipker and Akridge, 2009

  16. Lime application duration and VRT All means differences statistically significantly different p=0.05 Source: Griffin 2010, USDA-ARMS

  17. 2 New Questions for 2011

  18. PrecisionTalk on AgTalk http://talk.newagtalk.com/ PrecisionAg Network http://www.precisionagnetwork.com/ Alabama Precision Ag http://www.alabamaprecisionagonline.com Purdue Site Specific Management Center http://www.purdue.edu/ssmc University of Arkansas http://www.aragriculture.org/precisionag/ Precision Ag Website Resources

  19. Terry Griffin Assistant Professor - Economics 501.671.2182 tgriffin@uaex.edu Post Doctoral Position: Spatial Statistics https://jobs.uark.edu/ position # 0600611

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