Field Trip Sites: (Field Report due next Wednesday?) Tuesday: Upland = Site A Lowland = Site B Report: Introduction (briefly summarize methods used), Results (include N data in kg/ha, soil series and map accuracy, productivity, land use) Soils: think about productivity, appropriate uses, inappropriate uses, sensitive areas, water quality…. Microclimate: any effects with land use changes?
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Field Trip Sites: (Field Report due next Wednesday?) Tuesday:Upland = Site A
Field Trip Sites: (Field Report due next Wednesday?) Tuesday:Upland = Site A Lowland = Site B. Report: Introduction (briefly summarize methods used), Results(include N data in kg/ha, soil series and map accuracy, productivity, land use) - PowerPoint PPT Presentation
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Field Trip Sites: (Field Report due next Wednesday?)
Tuesday: Upland = Site A
Lowland = Site B
Report: Introduction (briefly summarize methods used), Results(include N data in kg/ha, soil series and map accuracy, productivity, land use)
Soils: think about productivity, appropriate uses, inappropriate uses, sensitive areas, water quality….
Microclimate: any effects with land use changes?
AB
Site A: upland area
Site B:Lowland area downslope
Site: LowlandSite: Upland
54.5 mm
AB
A soil association common in the Puget Sound area showing soil type relative to different glacial deposits
Indianola
Kitsap
Ragnar
Bulk Density Calculations:
Bulk Density = dry soil mass/volume
Mineral Soil: core volume of 2 rings = 137.4 cm3 (π r2 h=vol)
Organic horizons: average depth of 4 measurments x 18 cm x 11.5 cm(area of book)
= volume
bulk density = dry weight / volume
Site AHORIZONS
UPLAND
Depth (cm) and BDg/cm3
Site BHORIZONS
LOWLAND
Depth (cm) and BDg/cm3
Horizons
Cont. Depth
and BD
Cont.
O 11 – 0 cm
.02 g/cm3Oi 1.5 – 0cm
.01 g/cm3Cg4 43 – 50+
1.4
A 0 – 7
1.1A1 0 – 10
0.9
Bs1 7 – 22
1.2A2 10 -21
1.0
Bs2 22 – 66
1.3Cg1 21 – 27
1.2
C 66 – 80+ 1.3
Cg2 27 – 35
1.2
Cg3 35 – 43
1.3
Soil Horizons, depths and bulk densities
Chemical analysis:
Total N using a CHN analyzer
and
dissolved ammonium and nitrate in solution using an Autoanalyzer
Chemical Analyses:
Concentration of Total N in Soil
Site A
UPLANDmg N
/g soil
Site B
LOWLANDmg N
/g soil
O 15.0 Oi 18.0 Cg4 0.2
A 5.0 A1 5.2
Bs1 0.9 A2 4.9
Bs2 0.8 Cg1 1.8
C 0.3 Cg2 0.1
Cg3 0.6
Site AHORIZONS
UPLAND
Depth (cm) and BDg/cm3
Site BHORIZONS
LOWLAND
Depth (cm) and BDg/cm3
Horizons
Cont. Depth
and BD
Cont.
O 11 – 0 cm
.02 g/cm3Oi 1.5 – 0cm
.01 g/cm3Cg4 43 – 50+
1.4
A 0 – 7
1.1A1 0 – 10
0.9
Bs1 7 – 22
1.2A2 10 -21
1.0
Bs2 22 – 66
1.3Cg1 21 – 27
1.2
C 66 – 80+ 1.3
Cg2 27 – 35
1.2
Cg3 35 – 43
1.3
Soil Horizons, depths and bulk densities
Site AHORIZONS
UPLAND
Depth (cm) and BDg/cm3
Site BHORIZONS
LOWLAND
Depth (cm) and BDg/cm3
Horizons
Cont. Depth
and BD
Cont.
O 11 – 0 cm
.02 g/cm3Oi 1.5 – 0cm
.01 g/cm3Cg4 43 – 50+
1.4
A 0 – 7
1.1A1 0 – 10
0.9
Bs1 7 – 22
1.2A2 10 -21
1.0
Bs2 22 – 66
1.3Cg1 21 – 27
1.2
C 66 – 80+ 1.3
Cg2 27 – 35
1.2
Cg3 35 – 43
1.3
Soil Horizons, depths and bulk densities
Throughfall Data:
Site A (DF): 42.6 mm
Site B (RA): 54.5 mm
Chemical Analyses:
Solution Ammonium and Nitrate
Sample mg NH4+ / L mg NO3
- / L Sample mg NH4+ / L mg NO3
- / L
Site A, upl.
throughfall
0.30 0.50 Site B, low.
throughfall
0.70 0.60
Site B groundwater
0.30 0.10
Site B Streamwater
0.70 0.80
Collectors installed Apr 6Samples collected May 4
PPT: NH4 = .01 mg L-1
NO3 = .04 mg L-1
MONROE, WASHINGTON (455525)
Period of Record Monthly Climate Summary
Period of Record : 2/1/1929 to 12/31/2007
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov DecAnnual
Percent of possible observations for period of record.Max. Temp.: 97.6% Min. Temp.: 97.5% Precipitation: 97.7% Snowfall: 97.4% Snow Depth: 96.1% Check Station Metadata or Metadata graphics for more detail about data completeness.
Western Regional Climate Center, http://www.wrcc.dri.edu/summary/climsmwa.html