DOI: 10.5281/zenodo.10146581
title: Forest inventory, leaf area index, and leaf functional traits of various land cover classes in Kulen, Cambodia
title: Forest inventory of evergreen forest, regrowth forest, and evergreen forest in Kulen, Cambodia.
title: Canopy and total leaf area index from evergreen forests, regrowth forests, and cashew plantation in Kulen, Cambodia.
title: Species leaf area, chlorophyll a and b and leaf dry matter content of 30 species collected from evergreen forests, regrowth forests, and cashew plantation in Kulen, Cambodia.
title: Geographic coordinates and elevation of forest inventory and leaf area index measurement sites in Kulen, Cambodia.

description: Sub-title 1: Forest inventory of evergreen forest, regrowth forest, and evergreen forest in Kulen, Cambodia. (File name: Forest_Inventory_Pub.txt)  

Sub-title 2: Species leaf area, chlorophyll a and b and leaf dry matter content of 30 species collected from evergreen forests, regrowth forests, and cashew plantation in Kulen, Cambodia. (File name: Leaf_Trait_Species_Pub.txt)

Sub-title 3: Canopy and total leaf area index from evergreen forests, regrowth forests, and cashew plantation in Kulen, Cambodia. (File name: LAI_Pub.txt )

Sub-title 4: Geographic coordinates and elevation of forest inventory and leaf area index measurement sites in Kulen, Cambodia. (File name: Plot_Location_WGS84.txt)


Note: The study area, experimental design, and data collection methods are described in detail in the associated peer-reviewed publication by Sovann et al. (2025; https://doi.org/10.5194/bg-22-4649-2025).Sovann, C., Tagesson, T., Vestin, P., Sakhoeun, S., Kim, S., Kok, S., & Olin, S. (2025). Land-Cover Change Alters Stand Structure, Species Diversity, Leaf Functional Traits, and Soil Conditions in Cambodian Tropical Forests. Biogeosciences, 22(18), 4649-4677. https://doi.org/10.5194/bg-22-4649-2025 
description: File name: Forest_Inventory_Pub.txt
Column name notes:
General information columns: 

ID = Vegetation observation ID, 
N. = Order numbers, 
Plot_ID = ID of forest inventory plot, 
Forest_type = Land cover class, 
Date = Dates of forest inventory, 
Village = Forest inventory village, 
Commune = Forest inventory commune, 
District = Forest inventory district, 
Province = Forest inventory province, 
Observation columns:

Species = Species scientific name, 
Species_woody = Woody species (Yes = woody species, No = Not woody species), 
Species_descr = Species description,
Species_descr_source = Sources of species description, 
Species_descr_add = Additional species description, 
Species_descr_add _source = Source of additional species description,
Species_khmer_name_kh = Khmer species name, 
Species_khmer_name_eng = Khmer species name in English spelling, 
Species_family = Species' family name, 
Species_refer = References to retrieved species' scientific name and family name, 
DBH = Diameter at the breast height (DBH, 1.3 m from the ground, cm), 
Top_height = Tree height (m), 
Bole_height = Height from the ground level to start of the canopy,
Health = Tree health (1 = healthy or 2 = infected), 
Quality = Stem quality (1 = straight, 2 = bending, or 3 = crooked stem),
Origin = Origin (1 = natural or 2 = planted), 
Stump_diameter = Stump diameter (cm),
Stump_diameter_height = Indicate height range stump diameter is measured at (cm), 
Tree_status = Tree type (living, seedlings, or deadwood), 
N_seedling = Number of Seedlings,
Wood_density = Mean values of wood density for species derived from literature (g cm-3), 
Deadwood columns: 

DBH1_deadwood = Diameter at base of lying deadwood (cm), 
DBH2_deadwood = Diameter at top of lying deadwood (cm), 
Length_deadwood = Length of lying deadwood (m), 
Decomp_deadwood = Level of deadwood decomposition, 
N_Piece_deadwood = Number of deadwood pieces, 
DBH_deadwood = DBH of standing deadwood (cm), 
H_deadwood = Height of standing deadwood (m), 
Functional traits: 

SLA_mean = Mean values of specific leaf area (SLA, m2 kg-1), 
SLA _source = The sources of SLA value (Plot = Data from its plot, Land cover = Data from its land cover class, Pool = Data from other land cover classes), 
Chl_mean = Mean value of chlorophyll a and b (Chl, mg g-1), 
Chl _source = The sources of Chl values (Plot = Data from its plot, Land cover = Data from its land cover class, Pool = Data from other land cover classes), 
LDMC_mean = Mean value of leaf dry mater content (LDMC, mg g-1), 
LDMC_source = The sources of LDMC values (Plot = Data from its plot, Land cover = Data from its land cover class, Pool = Data from other land cover classes), 
N_func_traits = Numbers of sample leaves used to compute SLA, Chl and LDMC.
description: File name: LAI_Pub.txt 
Column name notes: 

Plot_ID = ID of forest inventory plots, 
Forest_type = Land cover class, 
DateTime = Year, month, day, and time of LAI measurement, 
Sample_height = LAI sampling height (Ground = at ground level; Breast = at 1.30 m above ground level),
 LAI = LAI value (m2 m-2).
description: File name: Leaf_Trait_Species_Pub.txt
Column name notes: 

Species = Spcies scientific name, 
n = Number of leaf samples,
Spad_avg = Mean leaf SPAD value,
Spad_ SD = Standard deviation of leaf SPAD value, 
Dry_wght_mean= Mean leaf dry weight (g), 
Dry_wght_SD = Standard deviation of leaf dry weight (g), 
Leaf_length_mean = Mean leaf length (cm), 
Leaf_length_SD = Standard deviation of leaf length (cm),  
Leaf_area_Mean = Mean leaf area (cm2), 
Leaf_area_SD = Standard deviation of leaf area (cm2), 
SLA_Mean = Mean specific leaf area (m2 kg-1), 
SLA_SD = Standard deviation of specific leaf area (m2 kg-1), 
Chl_mean = Mean leaf chlorophyll a and b (mg g-1), 
Chl_SD = Standard deviation of leaf chlorophyll a and b (mg g-1), 
LDMC_Mean = Mean leaf dry matter content (mg g-1), 
LDMC_SD = Standard deviation of leaf dry matter content (mg g-1).  
description: File name: Plot_Location_WGS84.txt

Column name notes: 



PlotID = Unique identifier of each sampling plot (EF = evergreen forest, RF = regrowth forest, CP = cashew plantation, WS = weather station).

Latitude_WGS84 = Geographic latitude of the plot location, expressed in degrees, minutes, and seconds (DMS; WGS84).

Longitude_WGS84 = Geographic longitude of the plot location, expressed in degrees, minutes, and seconds (DMS; WGS84).

Elevation_m = Elevation of the plot location above mean sea level, in metres.