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![Page 1: Automatic Section Control (ASC) Technology Michael Buschermohle Precision Agriculture Specialist UT Extension Michael Buschermohle Precision Agriculture.](https://reader037.fdocuments.us/reader037/viewer/2022110205/56649cbb5503460f9498304b/html5/thumbnails/1.jpg)
Automatic Section Control (ASC) Technology
Michael Buschermohle
Precision Agriculture Specialist
UT Extension
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Sprayer Automatic Section Control
Increasing Production EfficiencyIncreasing Production Efficiency
Reduced Chemical Costs
Improved Environmental Stewardship
![Page 3: Automatic Section Control (ASC) Technology Michael Buschermohle Precision Agriculture Specialist UT Extension Michael Buschermohle Precision Agriculture.](https://reader037.fdocuments.us/reader037/viewer/2022110205/56649cbb5503460f9498304b/html5/thumbnails/3.jpg)
Sprayer Automatic Section Control
Tank
Boom Shut-off Valves
Nozzles
ON-OFF Control Signal to Boom Valves or Nozzle Solenoids
Pump RegulatingValve
FlowMeter
1 2 3 4 5
1 2 3 54
As Applied MapGNSS ReceiverController + Software
Closed LoopControl
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Sprayer Automatic Section Control
5.7%30 acres
6.8%23 acres
10.8%23 acres
6.7%22 acres
No Control versus Automatic 7 Section Control
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Sprayer Automatic Section Control
1 2 3 4 5 60.0
2.0
4.0
6.0
8.0
10.0
12.0
14.0
7 Section Control Individual Nozzle Control
Fields
% C
he
mic
al S
av
ing
s
No Control versus Automatic 7 Section Control
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Courtesy of Luck et al. (2010), University of Kentucky
Manual 5 Section Control versus Automatic Section Control
6.2% average reduction
Increasing Production Efficiency Increasing Production Efficiency
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Increasing Production Efficiency Increasing Production Efficiency
• Reduced chemical costs
• Increased spraying efficiency
• Less fill-ups
• Reduced operator fatigue
• Improves environmental stewardship
• Preservation of conservation structures
Benefits
![Page 8: Automatic Section Control (ASC) Technology Michael Buschermohle Precision Agriculture Specialist UT Extension Michael Buschermohle Precision Agriculture.](https://reader037.fdocuments.us/reader037/viewer/2022110205/56649cbb5503460f9498304b/html5/thumbnails/8.jpg)
Operator Response
Needed OverlapMinimum Double-Planted Area
Hea
dla
nd
Pas
s Skipped Area
Ove
r-P
lan
t Are
a
Planter Automatic Section Control
Increasing Production Efficiency Increasing Production Efficiency
![Page 9: Automatic Section Control (ASC) Technology Michael Buschermohle Precision Agriculture Specialist UT Extension Michael Buschermohle Precision Agriculture.](https://reader037.fdocuments.us/reader037/viewer/2022110205/56649cbb5503460f9498304b/html5/thumbnails/9.jpg)
Planter Automatic Section Control
As Applied MapGNSS Receiver
Controller + Software
ControlModule
ControlModule
ControlModule
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Types of Fields You Farm
Field Size (ac) Double-Plant (ac) % Double-Plant
Range 1.9 - 106 0.1 – 4.8 0.1 – 15.6
Average 33.2 1.1 4.6
Total 1725 54.7
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Increasing Production SustainabilityIncreasing Production Sustainability
% DP Range < 2%Avg. % DP 0.8%
# Fields 16Field Size Range (ac) 8.1 - 106Avg. Field Size (ac) 53.3
Total Acres 853
105.5 ac
77.5 ac 69.3 ac
34.4 ac
Slightly-Irregular Fields
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Increasing Production SustainabilityIncreasing Production Sustainability
% DP Range 2 % – 5%Avg. % DP 3.2%
# Fields 21Field Size Range (ac) 6.6 – 58.8Avg. Field Size (ac) 25.9
Total Acres 544
22.5 ac
23.8
30.3
16.3
Irregular Fields
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Increasing Production SustainabilityIncreasing Production Sustainability
% DP Range > 5%Avg. % DP 10.5%
# Fields 15Field Size Range (ac) 1.9 – 42.5Avg. Field Size (ac) 21.9
Total Acres 328
15.9 ac
42.5 ac
20.5 ac
18.9 ac
Highly-Irregular Fields
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Planter Automatic Section Control
• Reduced seed costs
• Potential yield gains
• Less risk of planting errors
• Reduced potential for lodging
• Reduced operator fatigue
• Improved machine efficiency
Benefits
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• GPS/GNSS Receiver
Automatic Section Control Components
John Deere Ag Leader
TrimbleTOPCON
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GPS Accuracy
GPS Correction Services
• John Deere SF2
• OmniStar HP
• RTK, Trimble’s RTX
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Trimble
John Deere AgLeader
Raven
Dickey-john
TOPCON
Automatic Section Control Components
• Controller plus
Software
KINZE
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Automatic Section Control Components
Row Command TruCount
SureVac
• Section Control Mechanisms
Planters
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Automatic Section Control Components
• Section Control Mechanisms
Sprayers
Boom Valve Individual Nozzle
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Increasing Production SustainabilityIncreasing Production Sustainability
economics.ag.utk.edu/asccc.html
Google: University of Tennessee ASCCC
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Will it Make You Money?
Corn
500 acres 750 acres 1000 acres 1500 acres$0
$2,500
$5,000
$7,500
$10,000
$12,500
$15,00060%-25%-15% 30%-40%-30% 15%-25%-60%
An
nu
al
Sa
vin
gs
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Will it Make You Money?
Corn (15%-25%-60%)
500 acres 750 acres 1000 acres 1500 acres$0
$2,000
$4,000
$6,000
$8,000
$10,000
$12,000
$14,000
0
1
2
3
4
5
6
7
8
9
10
With equipment Without equipment
An
nu
al
Sa
vin
gs
Pa
yb
ac
k P
eri
od
(y
rs)
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Will it Make You Money?
Corn (30%-40%-30%)
500 acres 750 acres 1000 acres 1500 acres$0
$2,000
$4,000
$6,000
$8,000
$10,000
$12,000
$14,000
0
1
2
3
4
5
6
7
8
9
10
With equipment Without equipment
An
nu
al
Sa
vin
gs
Pa
yb
ac
k P
eri
od
(y
rs)
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Will it Make You Money?
Soybeans
500 acres 750 acres 1000 acres 1500 acres$0
$1,000
$2,000
$3,000
$4,000
$5,000
$6,000
$7,000
60%-25%-15% 30%-40%-30% 15%-25%-60%
An
nu
al
Sa
vin
gs
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Will it Make You Money?
Soybeans (15%-25%-60%)
500 acres 750 acres 1000 acres 1500 acres$0
$1,000
$2,000
$3,000
$4,000
$5,000
$6,000
$7,000
0
1
2
3
4
5
6
7
8
9
10With equipment
An
nu
al
Sa
vin
gs
Pa
yb
ac
k P
eri
od
(y
rs)
Without equipment__
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Will it Make You Money?
Soybeans (30%-40%-30%)
500 acres 750 acres 1000 acres 1500 acres$0
$1,000
$2,000
$3,000
$4,000
$5,000
$6,000
$7,000
0
1
2
3
4
5
6
7
8
9
10
With equip...
An
nu
al
Sa
vin
gs
Pa
yb
ac
k P
eri
od
(y
rs)
Without equipment__
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What’s the Take Home Message?What’s the Take Home Message?
• Field shape and size impact ASC savings
• Consult your dealer to learn about your options
• Purchase a display that allows for technology upgrades
• For better results use higher accuracy GPS/GNSS correction service
• Maximizing productivity should be your overall management goal
![Page 28: Automatic Section Control (ASC) Technology Michael Buschermohle Precision Agriculture Specialist UT Extension Michael Buschermohle Precision Agriculture.](https://reader037.fdocuments.us/reader037/viewer/2022110205/56649cbb5503460f9498304b/html5/thumbnails/28.jpg)
Questions