Y1 - System Installation Level 1

Form: EV1 - All noticeable forest management operations and all natural causes of tree losses in Level I

Form introduced: 2023

Last change: 2023

!Sequence; plot; code_event_type; code_event_location; date_start; date_end; product_material; code_tools; trees_before; trees_loss; basal_area_before; basal_area_loss; code_logging_method; code_extraction_tools; code_extraction_method; code_slash_disposal; size_residues; code_soil_compaction_ways; code_soil_compaction_area; pruning_max_height; soil_preparation_depth; soil_preparation_area; chemics_composition; chemics_quantity; chemics_method; code_treatment_aim; code_preparation_type; code_target_plant; code_seedl_tree_species; code_seedl_provenance_country; seedl_provenance_locality; code_seedl_stock; seedl_age; seedl_height; code_seedl_nursery; seedl_outlasting; individuals_density; other_information

POSITION FIELD DESCRIPTION
1 Sequence

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

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 code_event_type
M K

Description: Type of event of forest management operation or all natural causes of tree losses
Format: C
Dictionary: d_event_type
Explanatory Item: 310
4 code_event_location
M K

Description: Location of the event
Format: I
Dictionary: d_event_location
5 date_start
M K

Description: Starting date of event (if unknown, the closest known date)
Format: Date
6 date_end
M K

Description: Ending date of event (if unknown, the closest known date)
Format: Date
7 product_material

Description: Product or material used for a management operation event, described as text
Format: C
8 code_tools

Description: Tools hold in hands (e.g. chainsaw) or forestry vehicles (e.g. harvester, equipped tractor)
Format: I
Dictionary: d_tools
9 trees_before (number of trees)

Description: Number of living trees before any disturbance or felling or cleaning operation
Format: I
10 trees_loss (number of trees)

Description: Loss of trees due to any disturbance or felling or cleaning operation
Format: I
11 basal_area_before (m²/ha)

Description: Stand basal area before any disturbance or felling or cleaning operation
Format: F
12 basal_area_loss (m²/ha)

Description: Loss of stand basal area due to any disturbance or felling or cleaning operation
Format: F
13 code_logging_method

Description: Method used to cut trees
Format: I
Dictionary: d_logging_method
14 code_extraction_tools

Description: Tools used to extract fallen wood from the area
Format: I
Dictionary: d_extraction_tools
15 code_extraction_method

Description: Method used to extract the fallen wood from the area
Format: I
Dictionary: d_extraction_method
16 code_slash_disposal

Description: Method used to treat the woody residues after a felling operation
Format: I
Dictionary: d_slash_disposal
17 size_residues (cm)

Description: Large-end diameter threshold below which woody residues are left on the ground after a felling
Format: F
18 code_soil_compaction_ways

Description: Compaction of soil caused by felling operations on pathways
Format: I
Dictionary: d_soil_compaction
19 code_soil_compaction_area

Description: Compaction of soil caused by felling operations on the whole area
Format: I
Dictionary: d_soil_compaction
20 pruning_max_height (m)

Description: Maximum height below which branches were removed (excluding formative pruning)
Format: F
21 soil_preparation_depth (cm)

Description: Maximum depth reached during soil mechanical preparation
Format: I
22 soil_preparation_area (%)

Description: Share of handled area due to soil mechanical preparation or creation/maintenance of pathways
Format: I
23 chemics_composition

Description: Chemical composition of the product used for soil liming, soil fertilization, or chemical treatment of the vegetation
Format: C
24 chemics_quantity (kg/ha)

Description: Input quantity for soil liming, soil fertilization, or chemical treatment of the vegetation
Format: F
25 chemics_method

Description: Method used for the application of the product for soil liming, soil fertilization, or chemical treatment of the vegetation
Format: C
26 code_treatment_aim

Description: Aim of a chemical treatment of the vegetation or of a soil mechanical preparation
Format: I
Dictionary: d_treatment_aim
27 code_preparation_type

Description: Detailed site preparation type
Format: I
Dictionary: d_preparation_type
28 code_target_plant
M K

Description: Main plant species targeted, e.g. via chemical treatment or the main tree species benefitting from cultural operations. State species code according to Flora Europaea.
Remarks: As this attribute is part of the primary key it cannot be empty. In case, it is not relevant to the event type, please use the default value ‘000.000.000’.
Format: C
Dictionary: d_species_list
29 code_seedl_tree_species
M K

Description: Sown or planted tree species
Remarks: As this attribute is part of the primary key it cannot be empty. In case, it is not relevant to the event type, please use the default value ‘-9’.
Format: C
Dictionary: d_tree_spec
30 code_seedl_provenance_country

Description: Country of provenance of tree species planted or sowed
Format: I
Dictionary: d_country
31 seedl_provenance_locality

Description: Locality of provenance of tree species planted or sowed
Format: C
32 code_seedl_stock

Description: Planting stock type
Format: I
Dictionary: d_stock_type
33 seedl_age (years)

Description: Age of seedlings at time of plantation
Format: I
34 seedl_height (cm)

Description: Mean height of seedlings at time of plantation
Format: I
35 code_seedl_nursery

Description: Treatment of rooting system at forest nursery (transplanting or undercutting)
Format: I
Dictionary: d_nursery_system
36 seedl_outlasting (%)

Description: Share of living seedlings one year after plantation
Format: I
37 individuals_density (number/hectare)

Description: Number of seeds or seedlings installed per hectare, or number of seedlings, saplings, poles or trees benefitting from weeding, cleaning or pruning
Format: I
38 other_information

DB Column: other_obs
Format: C