Precision Agriculture – An overview
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Transcript of Precision Agriculture – An overview
HGCA
Ian Beecher-JonesBe Precise Facilitator
Precision Agriculture – An overview
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
What does PF look like?
Joining it together
Investing in precision farming
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?
Inaccuracy – how much is it costing?
Overlapping
6m drill on a 24m tramline
Manual No
guidance
Effective drill width m 5.75
Effective tramlines m 23
Overlap% 4
25cm
10cm
25cm
Overlapping
6m drill on a 24m tramline
Manual No
guidance
MediumSF2/HP 10cm
+/- 5cm
Effective drill width m 5.75 5.9
Effective tramlines m 23 23.6
Overlap% 4 1.6
10cm
Overlapping
6m drill on a 24m tramline
Manual No
guidance
MediumSF2/HP 10cm
+/- 5cm
RTK+/- 2cm
Effective drill width m 5.75 5.9 5.98
Effective tramlines m 23 23.6 23.92
Overlap% 4 1.6 0.33
2cm
25cm
In a field
Manual steering1 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 +/- 10cm1 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 – +/- 2cm1 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?
ManualNo guidance
% overlap 4
Effective drill width(drill runs)
5.75(52)
Effective area drilled based on a 12.6ha field 13.1
Fuel (50ppl),
Labour (£15/hr) & machine value / field
NA
Figures from HGCA Research Review 71 – page 27
Does it add up?
ManualNo guidance
MediumSF2/HP 10cm
+/- 5cm
% overlap 4 1.6
Effective drill width(drill runs)
5.75(52)
5.9(51)
Effective area drilled based on a 12.6ha field 13.1 12.89
Fuel (50ppl),
Labour (£15/hr) & machine value / field
NA £74.12
Figures from HGCA Research Review 71 – page 27
Does it add up?
ManualNo guidance
MediumSF2/HP 10cm
+/- 5cm
HighRTK 4cm+/- 2cm
% overlap 4 1.6 0.33
Effective drill width(drill runs)
5.75(52)
5.9(51)
5.98(50)
Effective area drilled based on a 12.6ha field 13.1 12.89 12.6
Fuel (50ppl),
Labour (£15/hr) & machine value / field
NA £74.12 £91.35
Figures from HGCA Research Review 71 – page 27
ManualNo guidance
% overlap 4
Effective drill width 5.75
Effective area drilled based on a 12.6ha field
13.1
Seed costs @£54/ha £707.4
Fertilizer costs NPK£252/ha nutrition cost
£3,301.2
Total cost £4008.6
Variable cost savingsfor field
Figures from HGCA Research Review 71 – page 27
Does it add up?
ManualNo guidance
MediumSF2/HP 10cm
+/- 5cm
% overlap 4 1.6
Effective drill width 5.75 5.9
Effective area drilled based on a 12.6ha field
13.1 12.89
Seed costs @£54/ha £707.4 £696.06
Fertilizer costs NPK£252/ha nutrition cost
£3,301.2 £3,248.28
Total cost £4008.6 £3,944.34
Variable cost savingsfor field
£64.26
Figures from HGCA Research Review 71 – page 27
Does it add up?
ManualNo guidance
MediumSF2/HP 10cm
+/- 5cm
HighRTK 4cm+/- 2cm
% overlap 4 1.6 0.33
Effective drill width 5.75 5.9 5.98
Effective area drilled based on a 12.6ha field
13.1 12.89 12.6
Seed costs @£54/ha £707.4 £696.06 £680.4
Fertilizer costs NPK£252/ha nutrition cost
£3,301.2 £3,248.28 £3175.2
Total cost £4008.6 £3,944.34 £3855.6
Variable cost savingsfor field
£64.26 £153
Figures from HGCA Research Review 71 – page 27
Does it add up?
Does it add up?
ManualNo guidance
MediumSF2/HP 10cm
+/- 5cm
Fuel (50ppl),
Labour (£15/hr) & machine value / field
NA £74.12
Variable cost savings£64.26
Total for the 12.6ha field £138.38
Figures from HGCA Research Review 71 – page 27
Does it add up?
ManualNo guidance
MediumSF2/HP 10cm
+/- 5cm
HighRTK 4cm+/- 2cm
Fuel (50ppl),
Labour (£15/hr) & machine value / field
NA £74.12 £91.35
Variable cost savings£64.26 £153
Total for the 12.6ha field £138.38 £244.35
Figures from HGCA Research Review 71 – page 27
Does it add up?
ManualNo guidance
MediumSF2/HP 10cm
+/- 5cm
Fuel (50ppl),
Labour (£15/hr) & machine value / field
NA £74.12
Variable cost savings£64.26
Total for the 12.6ha field £138.38
Across a 500ha farm£5491.51
Figures from HGCA Research Review 71 – page 27
Does it add up?
ManualNo guidance
MediumSF2/HP 10cm
+/- 5cm
HighRTK 4cm+/- 2cm
Fuel (50ppl),
Labour (£15/hr) & machine value / field
NA £74.12 £91.35
Variable cost savings£64.26 £153
Total for the 12.6ha field £138.38 £244.35
Across a 500ha farm£5491.51 £9696.43
Figures from HGCA Research Review 71 – page 27
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Background to GPS/DGPS
GPSGLONASSGalileo
GNSS(Global Navigation Satellite System)
USA
24 Satellite Constellation
Russia24 Satellite
Constellation
2 TestPlanned 22
Satellite Constellation
35 Satellite Constellation
China
The way satellites work
Correction signals
Spray controller
Fertiliser spreader control
The operator is the key
Targeting Agronomy
Mapping and Sensing
Remedial / CompensatoryTreatments
Variable RateInputs
Google – a good place to start
Yield mapping
Too much detail
Yield mapping
Too little detail
Yield mapping
About right
1
2
3
Soil texture map
Increasingconductivity
ElectricalConductivity
Profile: 0-120 cm
< 12
> 51
Soil texture map
1) = sandy loam over open clay subsoil
5) = med sandy clay loam over sandy clay
8) = heavy clay loam over clay
18
5
Establishment map
75
9060
Seed rate map
165
135
110
Tramline direction
Traditional methods
Managing canopy variation
• Image of poor establishment & good establishment
Same Field on the same day
Satellite sensing
Satellite image GAI map Application map
Tractor mounted sensing
Canopy management
HGCA: Auto N project
Managing nutrients
Replacing off takes
Replacement map
Creating application map
Yield / Offtake map
+
P Nutrient
= ?Application map
Soil zoning
Cost:benefit
When to collect information
Weed mapping
Nutrient mapping
Canopy mapping Yield mapping
Nutrient mapping
EC mapping
Weed mapping
EC mapping
Do you measure up?
Cost:Benefit tool
www.hgca.com/beprecise
HGCA
Thank you
www.hgca.com/beprecise