| Attribute Name -- Attribute Label |
Unit |
Attribute definition |
datetime
--
Date and Time
|
not mapped |
The date and time |
|
Method
(Sampling/processing description of the values of
this attribute by one ore more steps.)
|
|
--- Step
1
---
|
|
Title
:
|
Date time (YYYY-MM-DD hh:mm:ss) |
|
Description
:
|
Date time (YYYY-MM-DD hh:mm:ss) |
|
|
PlotID
--
ID of the plot
|
no unit |
ID of the plot |
|
Method
(Sampling/processing description of the values of
this attribute by one ore more steps.)
|
|
--- Step
1
---
|
|
Title
:
|
Assigned by researcher. |
|
Description
:
|
Assigned by researcher. |
|
|
SampleID
--
ID of the sample
|
no unit |
ID of the sample |
|
Method
(Sampling/processing description of the values of
this attribute by one ore more steps.)
|
|
--- Step
1
---
|
|
Title
:
|
naming by the sampler |
|
Description
:
|
naming by the sampler |
|
|
Depth
--
Depth below surface
|
Centimeter |
Depth below surface |
|
Method
(Sampling/processing description of the values of
this attribute by one ore more steps.)
|
|
--- Step
1
---
|
|
Title
:
|
soil samples in 3 soil depths (0-5, 5-10, 10-20) per plot |
|
Description
:
|
5 soil samples were taken with a soil corer (6 cm in diameter)between grass tussocks at each plot of fertilizer treatment and were separated in three soil depth. |
|
|
El
--
elevation
|
Meter |
Elevation |
|
Method
(Sampling/processing description of the values of
this attribute by one ore more steps.)
|
|
--- Step
1
---
|
|
Title
:
|
mobile, handheld Global Positioning System |
|
Description
:
|
mobile, handheld Global Positioning System |
|
Instrumentation:
|
measurementheight=0.0
Instrument:
Description: Global Positioning System
|
Instrument: Garmin GPS 72
|
Vendor: Garmin
|
Measurement:
Measurement type: XY-Coordinates, altitude
|
Unit: Meter
|
Resolution: 0.0
|
Dimension: 0
|
Error: 0.0
|
Size:
|
|
|
|
TPs
--
Total phosphorus soil
|
Gram per kilogram |
Total phosphorus soil |
|
Method
(Sampling/processing description of the values of
this attribute by one ore more steps.)
|
|
--- Step
1
---
|
|
Title
:
|
Measuring total elements in soil with ICP-OES |
|
Description
:
|
An aliquot of dried soil was ground to
analyze the total amount of elements (e.g.: Al, Ca, Fe,K, Mg, P, Cu) by acid (HNO3, HF, HClO4) digestion
and subsequent ICP-OES(CIROS, Spectro) measurements. |
|
Instrumentation:
|
Instrument:
Description:
|
Instrument: ICP-OES
|
Vendor: CIROS, Spectro
|
|
|
|
TE_Al
--
Total element Aluminum of soil
|
Gram per kilogram |
Total element Aluminum of soil |
|
Method
(Sampling/processing description of the values of
this attribute by one ore more steps.)
|
|
--- Step
1
---
|
|
Title
:
|
Measuring total elements in soil with ICP-OES |
|
Description
:
|
An aliquot of dried soil was ground to
analyze the total amount of elements (e.g.: Al, Ca, Fe,K, Mg, P, Cu) by acid (HNO3, HF, HClO4) digestion
and subsequent ICP-OES(CIROS, Spectro) measurements. |
|
Instrumentation:
|
Instrument:
Description:
|
Instrument: ICP-OES
|
Vendor: CIROS, Spectro
|
|
|
|
TE_Ca
--
Total element Calcium of soil
|
Gram per kilogram |
Total element Calcium of soil |
|
Method
(Sampling/processing description of the values of
this attribute by one ore more steps.)
|
|
--- Step
1
---
|
|
Title
:
|
Measuring total elements in soil with ICP-OES |
|
Description
:
|
An aliquot of dried soil was ground to
analyze the total amount of elements (e.g.: Al, Ca, Fe,K, Mg, P, Cu) by acid (HNO3, HF, HClO4) digestion
and subsequent ICP-OES(CIROS, Spectro) measurements. |
|
Instrumentation:
|
Instrument:
Description:
|
Instrument: ICP-OES
|
Vendor: CIROS, Spectro
|
|
|
|
TE_Fe
--
Total element Iron of soil
|
Gram per kilogram |
Total element Iron of soil |
|
Method
(Sampling/processing description of the values of
this attribute by one ore more steps.)
|
|
--- Step
1
---
|
|
Title
:
|
Measuring total elements in soil with ICP-OES |
|
Description
:
|
An aliquot of dried soil was ground to
analyze the total amount of elements (e.g.: Al, Ca, Fe,K, Mg, P, Cu) by acid (HNO3, HF, HClO4) digestion
and subsequent ICP-OES(CIROS, Spectro) measurements. |
|
Instrumentation:
|
Instrument:
Description:
|
Instrument: ICP-OES
|
Vendor: CIROS, Spectro
|
|
|
|
TE_K
--
Total element Potassium of soil
|
Gram per kilogram |
Total element Potassium of soil |
|
Method
(Sampling/processing description of the values of
this attribute by one ore more steps.)
|
|
--- Step
1
---
|
|
Title
:
|
Measuring total elements in soil with ICP-OES |
|
Description
:
|
An aliquot of dried soil was ground to
analyze the total amount of elements (e.g.: Al, Ca, Fe,K, Mg, P, Cu) by acid (HNO3, HF, HClO4) digestion
and subsequent ICP-OES(CIROS, Spectro) measurements. |
|
Instrumentation:
|
Instrument:
Description:
|
Instrument: ICP-OES
|
Vendor: CIROS, Spectro
|
|
|
|
TE_Mg
--
Total element Magnesium of soil
|
Gram per kilogram |
Total element Magnesium of soil |
|
Method
(Sampling/processing description of the values of
this attribute by one ore more steps.)
|
|
--- Step
1
---
|
|
Title
:
|
Measuring total elements in soil with ICP-OES |
|
Description
:
|
An aliquot of dried soil was ground to
analyze the total amount of elements (e.g.: Al, Ca, Fe,K, Mg, P, Cu) by acid (HNO3, HF, HClO4) digestion
and subsequent ICP-OES(CIROS, Spectro) measurements. |
|
Instrumentation:
|
Instrument:
Description:
|
Instrument: ICP-OES
|
Vendor: CIROS, Spectro
|
|
|
|
TE_Mn
--
Total element Manganese of soil
|
Gram per kilogram |
Total element Manganese of soil |
|
Method
(Sampling/processing description of the values of
this attribute by one ore more steps.)
|
|
--- Step
1
---
|
|
Title
:
|
Measuring total elements in soil with ICP-OES |
|
Description
:
|
An aliquot of dried soil was ground to
analyze the total amount of elements (e.g.: Al, Ca, Fe,K, Mg, P, Cu) by acid (HNO3, HF, HClO4) digestion
and subsequent ICP-OES(CIROS, Spectro) measurements. |
|
Instrumentation:
|
Instrument:
Description:
|
Instrument: ICP-OES
|
Vendor: CIROS, Spectro
|
|
|
|
OCs
--
Soil organic carbon
|
Gram per kilogram |
Soil organic carbon |
|
Method
(Sampling/processing description of the values of
this attribute by one ore more steps.)
|
|
--- Step
1
---
|
|
Title
:
|
Measuring total element in soil elemental analyzer |
|
Description
:
|
Measuring total element in soil elemental analyzer |
|
Instrumentation:
|
Instrument:
Description: Elemental analyzer
|
Instrument: Vario EL
|
Vendor: Elementar
|
|
|
|
TNs
--
Total nitrogen of soil
|
Gram per kilogram |
Total nitrogen of soil |
|
Method
(Sampling/processing description of the values of
this attribute by one ore more steps.)
|
|
--- Step
1
---
|
|
Title
:
|
Measuring total element in soil elemental analyzer |
|
Description
:
|
Measuring total element in soil elemental analyzer |
|
Instrumentation:
|
Instrument:
Description: Elemental analyzer
|
Instrument: Vario EL
|
Vendor: Elementar
|
|
|
|
OCs_TNs
--
Ratio of soil organic carbon to total soil nitrogen
|
Count |
Ratio of soil organic carbon to total soil nitrogen |
|
Method
(Sampling/processing description of the values of
this attribute by one ore more steps.)
|
|
--- Step
1
---
|
|
Title
:
|
Ratio of soil organic carbon to total soil nitrogen |
|
Description
:
|
Ratio of soil organic carbon to total soil nitrogen |
|
|
PHs_H2O
--
pH of soil H2O
|
Unitless |
pH of soil measured in water |
|
Method
(Sampling/processing description of the values of
this attribute by one ore more steps.)
|
|
--- Step
1
---
|
|
Title
:
|
Measuring pH value of soil in water |
|
Description
:
|
Measuring pH value of soil in water (soil:water ratio 1:10 [m/m]) with a glass electrode |
|
|
CEC
--
Cation exchange capacity of soil
|
Microequivalent per gram |
Cation exchange capacity of soil |
|
Method
(Sampling/processing description of the values of
this attribute by one ore more steps.)
|
|
--- Step
1
---
|
|
Title
:
|
Measuring soil potential CEC (ICP-OES) |
|
Description
:
|
The CEC was determined by extraction
with 0.5 M NH4Cl-solution and subsequent ICP-OES-measurements |
|
|
BS
--
Base saturation of soil
|
Percent |
Base saturation of soil |
|
Method
(Sampling/processing description of the values of
this attribute by one ore more steps.)
|
|
--- Step
1
---
|
|
Title
:
|
Calculated |
|
Description
:
|
Calculated |
|
|
Pd
--
Particle density
|
Gram per cubic centimeter |
Particle density |
|
Method
(Sampling/processing description of the values of
this attribute by one ore more steps.)
|
|
--- Step
1
---
|
|
Title
:
|
Bulk density of mineral soils was determined using a soil auger or core cutter with defined volume. Drying of soil samples at 105°C and determine of sample mass (including soil sceleton). Calculation of bulk density = soil mass / volume of core cutter |
|
Description
:
|
Bulk density of mineral soils was determined using a soil auger or core cutter with defined volume. Drying of soil samples at 105°C and determine of sample mass (including soil sceleton). Calculation of bulk density = soil mass / volume of core cutter |
|
Instrumentation:
|
measurementheight=0.0
Instrument:
Description: Core cutter to determine bulk density
|
Instrument: Core cutter
|
Vendor: self made
|
Measurement:
Measurement type: Bulkdensity
|
Unit: Gram per cubic centimeter
|
Resolution: 0.0
|
Dimension: 0
|
Error: 0.0
|
Size:
|
|
|
|
Sand
--
Soil texture sand content
|
Unitless |
Soil texture sand content |
|
Method
(Sampling/processing description of the values of
this attribute by one ore more steps.)
|
|
--- Step
1
---
|
|
Title
:
|
Measuring soil texture by Köhn |
|
Description
:
|
Measuring soil texture by Köhn |
|
Instrumentation:
|
measurementheight=0.0
Instrument:
Description:
|
Instrument: Soil texture Köhn method
|
Vendor: Köhn
|
Measurement:
Measurement type: Soiltexture
|
Unit: Percent
|
Resolution: 0.0
|
Dimension: 0
|
Error: 0.0
|
Size:
|
|
|
|
Silt
--
Soil texture silt content
|
Unitless |
Soil texture silt content |
|
Method
(Sampling/processing description of the values of
this attribute by one ore more steps.)
|
|
--- Step
1
---
|
|
Title
:
|
Measuring soil texture by Köhn |
|
Description
:
|
Measuring soil texture by Köhn |
|
Instrumentation:
|
measurementheight=0.0
Instrument:
Description:
|
Instrument: Soil texture Köhn method
|
Vendor: Köhn
|
Measurement:
Measurement type: Soiltexture
|
Unit: Percent
|
Resolution: 0.0
|
Dimension: 0
|
Error: 0.0
|
Size:
|
|
|
|
Clay
--
Soil texture clay content
|
Unitless |
Soil texture clay content |
|
Method
(Sampling/processing description of the values of
this attribute by one ore more steps.)
|
|
--- Step
1
---
|
|
Title
:
|
Measuring soil texture by Köhn |
|
Description
:
|
Measuring soil texture by Köhn |
|
Instrumentation:
|
measurementheight=0.0
Instrument:
Description:
|
Instrument: Soil texture Köhn method
|
Vendor: Köhn
|
Measurement:
Measurement type: Soiltexture
|
Unit: Percent
|
Resolution: 0.0
|
Dimension: 0
|
Error: 0.0
|
Size:
|
|
|
|
