LF - Sampling and Analysis of Litterfall

Form: LFM - Contents of data file with litterfall analysis information (mandatory and optional (since 2011))

Form introduced: 2002

Last change: 2011

Tests

Changes

!Sequence; plot; date_start; date_end; start_date_analysis; end_date_analysis; trap_id; pooled; tree_species; sample; dry_weight_70; dry_weight_105; dry_mass; area; N; S; P; Ca; Mg; K; C; Zn; Mn; Fe; Cu; Pb; Cd; B; Arsenic; Cr; Co; Hg; Ni; other_observations

POSITION FIELD DESCRIPTION
1 Sequence

Description: Continuous number to identify the line of the submitted file
Format: I
2 plot
M

DB Column: code_plot
Description: Observation plot number
Remarks: A unique number (per country) given to the permanent plot during the selection or installation
Format: I
3 date_start (DDMMYY)
M K

Description: Start date of collection period
Remarks: E.g. ‘9th October 2012’ = ‘091012’
Format: Date
4 date_end (DDMMYY)
M

Description: End date of collection period
Remarks: E.g. ‘9th October 2012’ = ‘091012’
Format: Date
5 start_date_analysis (DDMMYY)

Description: Start date of analysis
Remarks: E.g. ‘9th October 2012’ = ‘091012’
Format: Date
Introduced: 2011
6 end_date_analysis (DDMMYY)

Description: End Date of analysis
Remarks: E.g. ‘9th October 2012’ = ‘091012’
Format: Date
Introduced: 2011
7 trap_id
M K

Description: Unique number of the trap that has been assigned during installation
Remarks: Please use ‘-9’ for plot average
Format: I
8 pooled (YES=Y, NO=N)
M

Description: Pooled periods
Format: Y/N
Introduced: 2011
9 tree_species
M K

DB Column: code_tree_species
Description: Coded tree species (dominant or co-dominant)
Remarks: Category -9 (‘Not relevant’) is not valid for this form. Please select a proper tree species.
Format: I
Dictionary: d_tree_spec
10 sample
M K

DB Column: code_sample
Description: Sample code
Format: F
Dictionary: d_litter_sample
11 dry_weight_70 (kg/m²)
(M)

Description: Dry weight of the sample (oven dried at temperatures below 70 degree celsius)
Mandatory for: Level II core plots
Format: F
12 dry_weight_105 (kg/m²)
(M)

Description: Dry weight of the sample calculated at 105 degree celsius
Mandatory for: Level II core plots
Format: F
Introduced: 2011
13 dry_mass (g)

DB Column: mass
Description: dry mass of 100 leaves or 1000 needles (105°C dried material)
Format: F
14 area (m²)

Description: Area of 100 leaves or of 1000 needles
Format: F
15 N (mg/g)
(M)

Mandatory for: Level II core plots
Remarks: Value calculated to 105°C dried material
Format: F
16 S (mg/g)
(M)

Mandatory for: Level II core plots
Remarks: Value calculated to 105°C dried material
Format: F
17 P (mg/g)
(M)

Mandatory for: Level II core plots
Remarks: Value calculated to 105°C dried material
Format: F
18 Ca (mg/g)
(M)

Mandatory for: Level II core plots
Remarks: Value calculated to 105°C dried material
Format: F
19 Mg (mg/g)
(M)

Mandatory for: Level II core plots
Remarks: Value calculated to 105°C dried material
Format: F
20 K (mg/g)
(M)

Mandatory for: Level II core plots
Remarks: Value calculated to 105°C dried material
Format: F
21 C (g/100g)
(M)

Mandatory for: Level II core plots
Remarks: Value calculated to 105°C dried material
Format: F
22 Zn (µg/g)

Remarks: Value calculated to 105°C dried material
Format: F
Introduced: 2011
23 Mn (µg/g)

Remarks: Value calculated to 105°C dried material
Format: F
24 Fe (µg/g)

Remarks: Value calculated to 105°C dried material
Format: F
25 Cu (µg/g)

Remarks: Value calculated to 105°C dried material
Format: F
26 Pb (µg/g)

Remarks: Value calculated to 105°C dried material
Format: F
27 Cd (ng/g)

Remarks: Value calculated to 105°C dried material
Format: F
Introduced: 2011
28 B (µg/g)

Remarks: Value calculated to 105°C dried material
Format: F
Introduced: 2011
29 Arsenic (ng/g)

Remarks: Value calculated to 105°C dried material
Format: F
Introduced: 2011
30 Cr (μg/g)

Description: Chromium
Remarks: Value calculated to 105°C dried material
Format: F
Introduced: 2011
31 Co (μg/g)

Description: Cobalt
Remarks: Value calculated to 105°C dried material
Format: F
Introduced: 2011
32 Hg (ng/g)

Description: Mercury
Remarks: Value calculated to 105°C dried material
Format: F
Introduced: 2011
33 Ni (μg/g)

Description: Nickel
Remarks: Value calculated to 105°C dried material
Format: F
Introduced: 2011
34 other_observations (FREE TEXT)

DB Column: other_obs
Description: Supplementary comments
Format: C