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Precision Agriculture – An overview. Ian Beecher-Jones Be Precise Facilitator. The uses of Precision Agriculture. To help improve the profitability of the business To help improve timeliness and accuracy of operation To help improve the environmental impact of crop production.
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Precision Agriculture – An overview Ian Beecher-Jones Be Precise Facilitator
The uses of Precision Agriculture • To help improve the profitability of the business • To help improve timeliness and accuracy of operation • To help improve the environmental impact of crop production
Investing in precision farming How wide is this drill? The exact width
Investing in precision farming How much is it costing by not filling a full header?
Overlapping 6m drill on a 24m tramline 25cm
Overlapping 6m drill on a 24m tramline 10cm 25cm
Overlapping 6m drill on a 24m tramline 2cm 10cm 25cm
Manual steering 1 2 3 4 5 6 7 8 9 10 11 12 13 5.75 per drill width – 300m/5.75m 13 tramlines 52 runs with the drill
Medium guidance – SF2 / Hp +/- 10cm 1 2 3 4 5 6 7 8 9 10 11 12 12.7 5.9 per drill width – 300m/5.9m 12.7 tramlines 51 runs with the drill
RTK guidance – +/- 2cm 1 2 3 4 5 6 7 8 9 10 11 12 12.5 5.98 per drill width – 300m/5.98m 12.5 tramlines 50 runs with the drill
Does it add up? Figures from HGCA Research Review 71 – page 27
Does it add up? Figures from HGCA Research Review 71 – page 27
Does it add up? Figures from HGCA Research Review 71 – page 27
Does it add up? Figures from HGCA Research Review 71 – page 27
Does it add up? Figures from HGCA Research Review 71 – page 27
Does it add up? Figures from HGCA Research Review 71 – page 27
Does it add up? Figures from HGCA Research Review 71 – page 27
Does it add up? Figures from HGCA Research Review 71 – page 27
Does it add up? Figures from HGCA Research Review 71 – page 27
Does it add up? Figures from HGCA Research Review 71 – page 27
Background to GPS/DGPS GPS GLONASS Galileo USA Russia 24 Satellite Constellation GNSS (Global Navigation Satellite System) 24 Satellite Constellation China 35 Satellite Constellation 2 Test Planned 22 Satellite Constellation
Targeting Agronomy Mapping and Sensing Remedial / Compensatory Treatments Variable Rate Inputs
Yield mapping Too much detail
Yield mapping Too little detail
Yield mapping About right 2 3 1
Increasing conductivity Soil texture map Electrical Conductivity > 51 < 12 Profile: 0-120 cm
Soil texture map 1) = sandy loam over open clay subsoil 5) = med sandy clay loam over sandy clay 8) = heavy clay loam over clay 5 8 1
Establishment map 75 60 90
Seed rate map Tramline direction 135 165 110
Managing canopy variation • Image of poor establishment & good establishment Same Field on the same day
Satellite sensing Satellite image GAI map Application map
Canopy management HGCA: Auto N project
Replacing off takes Replacement map
Creating application map P Nutrient Yield / Offtake map + = ? Application map