Putting It All Together MANAGEMENT ZONES...2015/07/08 · Putting It All Together MANAGEMENT ZONES...
Transcript of Putting It All Together MANAGEMENT ZONES...2015/07/08 · Putting It All Together MANAGEMENT ZONES...
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Putting It All Together
MANAGEMENT ZONES
Doug Aspinall
Senior Soil Scientist
ZoneSmart
September 10, 2015.
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Yield Index: Winter Wheat & Soybeans
Yield Index
Winter Wheat
4 years
Yield Index
Soybeans
3 years
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Yield Index Map
4 years Winter Wheat
3 Soybeans
Yield Index Classes
Class
Below average, stable
Below average,somewhat stable
Above average,somewhat stable
Above Average, stable
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Detailed Soil Map
Soil_Type
Burford Loam
Disturbed Loam
Donnybrook Gravelly Sandy Loam Degraded
Donnybrook Gravelly Sandy Loam Thick Ap
Donnybrook Gravelly Sandy Loam modal
Donnybrook Loam
Donnybrook Loam Thick Ap
Guelph Fine Sandy Loam
Guelph Loam
Guelph Loam Degraded
Guelph Loam Degraded Thin Ap
Guelph Loam Stony
Guelph fine sandy loam degraded
Linders Loam
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Soil Type & Yield
Index
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Management
Zones: Soil
Fertility & Yield
Maps
Guelph Loam
stable, high
yielding
OM% pH K Mg
CEC K
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Management Zone Yield Statistics
Soil type 2005 2006 2008 2010 2012 2013 2014 2015
SB WW WW WW WW SB SB WW
GPH.l #230 35.9 59.0 46.8 66.9 40.0 55.0 51.5 80.4
DBK.lcs #267 18.0 47.5 41.1 35.9 26.6 29.9 42.6 46.0
LDR.l #190 38.1 69.3 56.6 68.2 46.8 56.3 50.2 83.6
Field Avg 31.2 59.3 46.9 54.2 38.3 48.9 46.3 76.1
Soil type WW SB
GPH.l 58.6 47.5
DBK.lcs 39.4 30.1
LDR.l 64.9 48.2
Field 54.9 42.1
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Management Zone Averages
OM CEC pH K:Mg
P Mg Ca Zn
Mn
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LDR.l GPH.l DBK.lcs
%OM 3.2 3.4 3.1
pH 7.4 7.5 7.6
CEC 12 12 14
P 32 37 41
K 177 180 180
Mg 240 255 250
K:Mg .7 .75 .8
Ca 1630 1732 2055
Zn 4.3 5.4 6.2
Mn 19.5 16.4 17.9
Soil Fertility Stats
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Intersect Swath Map with Management
Zones Polygons
Corn Planter swaths 40’
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40 ft. sq. blocks imposed on
Soil Types
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Soil/Yield Zones – all polygons
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Soil/Yield cleaned
Remove polygons < 144 m2
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40 ft. blocks on Management Zones
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20 x 40 ft. blocks
Row by row
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WFE, Linders Farm
Data Collected so far
Several RTK GPS elevation data sets + combine and planter
DUAL EM, 2 collections
Veris EC
SIS sensing
• P 4000 sensing
• Soil Optix
• 8 years of yield monitor data, wheat and soybean
• ~ 100 soil type inspections
• 60 + soil test samples (GFO, Soil Optix, Sis)
• soil texture analyses (Aspinall, Sis, Soil Optix)
• Ortho/google imagery
• Drone imagery
• CORN in 2016!!!!