Training Field Soil Data for Mapping of Soil Particle Size Distribution (0-100 cm) in Brazil (MapBiomas Soil Collection 3, Beta Version) (doi:10.60502/SoilData/OXSR2N)

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Part 1: Document Description
Part 2: Study Description
Part 3: Data Files Description
Part 4: Variable Description
Entire Codebook

Document Description

Citation

Title:

Training Field Soil Data for Mapping of Soil Particle Size Distribution (0-100 cm) in Brazil (MapBiomas Soil Collection 3, Beta Version)

Identification Number:

doi:10.60502/SoilData/OXSR2N

Distributor:

SoilData

Date of Distribution:

2025-11-29

Version:

5

Bibliographic Citation:

MapBiomas, 2025, "Training Field Soil Data for Mapping of Soil Particle Size Distribution (0-100 cm) in Brazil (MapBiomas Soil Collection 3, Beta Version)", https://doi.org/10.60502/SoilData/OXSR2N, SoilData, V5, UNF:6:nd9Hlzm2JVBwN1JU3QhrhA== [fileUNF]

Study Description

Citation

Title:

Training Field Soil Data for Mapping of Soil Particle Size Distribution (0-100 cm) in Brazil (MapBiomas Soil Collection 3, Beta Version)

Identification Number:

doi:10.60502/SoilData/OXSR2N

Authoring Entity:

MapBiomas (MapBiomas)

Distributor:

SoilData

Access Authority:

MapBiomas

Depositor:

Samuel-Rosa, Alessandro

Date of Deposit:

2025-11-29

Date of Distribution:

2025-12-05

Holdings Information:

https://doi.org/10.60502/SoilData/OXSR2N

Study Scope

Keywords:

Ciências Agrárias, Ciências da Terra e do meio ambiente

Abstract:

A collection of 15,798 georeferenced points with data from 60,883 soil layers, which were used to train regression models for mapping soil particle size distribution (0-100 cm) in Brazil. These data supported the development of maps of clay, silt, and sand content and depth to layers with >50% and >90% volume of coarse fraction in Collection 3 of the MapBiomas Soil project (beta version). Each record includes spatial coordinates, the midpoint depth of the soil layer, clay, silt, sand, and coarse fraction content, and three additive log-ratios.

Country:

Brazil

Methodology and Processing

Sources Statement

Data Access

Other Study Description Materials

File Description--f836

File: c3_soildata_psd_modeling.tab

  • Number of cases: 60883

  • No. of variables per record: 11

  • Type of File: text/tab-separated-values

Notes:

UNF:6:sual8pPIVgMILUN58XvzwA==

File Description--f858

File: c3_soildata_psd_platform.tab

  • Number of cases: 42371

  • No. of variables per record: 18

  • Type of File: text/tab-separated-values

Notes:

UNF:6:vxLRJ4DYMgPygV+8zln8Cw==

Variable Description

List of Variables:

Variables

id

f836 Location:

Variable Format: character

Notes: UNF:6:UiCup3oIMGQx6W/WIT/aFA==

longitude

f836 Location:

Summary Statistics: Min. -73.85; Max. -34.8214402740892; Valid 60883.0; StDev 8.704122792431923; Mean -53.775355404022825

Variable Format: numeric

Notes: UNF:6:ynFh3b0iwh/VZVKY+hF0lg==

latitude

f836 Location:

Summary Statistics: Mean -15.279387620443387; Min. -33.6869691842177; Valid 60883.0; StDev 8.691968679735712; Max. 4.633333;

Variable Format: numeric

Notes: UNF:6:25r7PPwNGTZ+qLy9zQSWAg==

profundidade

f836 Location:

Summary Statistics: Valid 60883.0; StDev 28.79482278973397; Max. 100.0; Mean 41.192766453688456; Min. 0.5

Variable Format: numeric

Notes: UNF:6:8WQ8Ncq1z+Sy4HCYa9tuzw==

esqueleto

f836 Location:

Summary Statistics: Min. 0.0; StDev 316.80666297723536; Max. 1000.0; Valid 60883.0; Mean 156.44887735490292;

Variable Format: numeric

Notes: UNF:6:+JTOIZRhPoaNV0s9Axj3MQ==

areia

f836 Location:

Summary Statistics: Max. 1000.0; Mean 426.4137279700109; Min. 0.0; Valid 60883.0; StDev 319.3739593165265;

Variable Format: numeric

Notes: UNF:6:jQutbkHiLwkXzDnehcpCcQ==

silte

f836 Location:

Summary Statistics: Min. 0.0; Mean 139.7098204753319; Max. 990.0; StDev 135.96512119475793; Valid 60883.0

Variable Format: numeric

Notes: UNF:6:rdd/8KnYlTr/32CDd3BjHw==

argila

f836 Location:

Summary Statistics: StDev 256.4867144801533; Min. 0.0; Mean 320.3472233628038; Max. 980.0; Valid 60883.0;

Variable Format: numeric

Notes: UNF:6:PWMu3qSpRoEyohMaFPZ4+A==

log_silte1p_argila1p

f836 Location:

Summary Statistics: StDev 0.915994537507209; Valid 60883.0; Max. 6.79234442747081; Min. -6.76734312526539; Mean -0.7061708004561069

Variable Format: numeric

Notes: UNF:6:1JkgLzdyw9OcBzZvDmuEVQ==

log_areia1p_argila1p

f836 Location:

Summary Statistics: Valid 60883.0; StDev 2.3567270504824536; Max. 6.90875477931522; Mean 0.555581037045038; Min. -6.79234442747081;

Variable Format: numeric

Notes: UNF:6:sxaWBpKeFm0Em9pzr/VDWQ==

log_esqueleto1p_argila1p

f836 Location:

Summary Statistics: Valid 60883.0; StDev 4.061839000573261; Min. -6.88857245956536; Max. 6.90875477931522; Mean -2.201944594129206

Variable Format: numeric

Notes: UNF:6:SQ4iSJa0ZPXx5zmdUXAbCw==

dataset_id

f858 Location:

Variable Format: character

Notes: UNF:6:tajx9VwrogRDqBUq2YXeIw==

observacao_id

f858 Location:

Variable Format: character

Notes: UNF:6:IXIzMZy11XFn8DKq1LIk+A==

longitude_grau

f858 Location:

Summary Statistics: Mean -55.469942452309894; StDev 8.2682243059973; Valid 42371.0; Min. -73.85; Max. -34.8833

Variable Format: numeric

Notes: UNF:6:J8xwvStzxEeA5vRr3Sr4uA==

latitude_grau

f858 Location:

Summary Statistics: Valid 42371.0; Mean -14.890869269121563; Max. 4.633333; StDev 8.184431125716001; Min. -33.55901

Variable Format: numeric

Notes: UNF:6:W7SK4ECOFovVIi+RB60dnw==

camada_id

f858 Location:

Summary Statistics: Valid 42371.0; Max. 21.0; Mean 2.433268037100889; Min. 1.0; StDev 1.4012542459395714

Variable Format: numeric

Notes: UNF:6:ixNUuExoAZpAV/+5GCkMOA==

profundidade_inicial_cm

f858 Location:

Summary Statistics: Min. 0.0; Valid 42371.0; Mean 23.589176559438457; StDev 23.26899136876734; Max. 95.0;

Variable Format: numeric

Notes: UNF:6:3+MPChO4OnJKqxcPSB1+hQ==

profundidade_final_cm

f858 Location:

Summary Statistics: Valid 42371.0; Min. 0.0; Mean 44.142432323996076; Max. 100.0; StDev 27.09259985205576

Variable Format: numeric

Notes: UNF:6:uhye42+7qxrLwdGEGv+KkA==

fracao_grossa_gkg

f858 Location:

Summary Statistics: StDev 158.0548881611049; Mean 72.0966934931896; Valid 42371.0; Max. 1000.0; Min. 0.0

Variable Format: numeric

Notes: UNF:6:DUF7rU55qwjkXl2BbBErOg==

fracao_argila_gkg

f858 Location:

Summary Statistics: Max. 980.0; StDev 211.48905063999072; Min. 0.0; Valid 42371.0; Mean 360.3169856741656

Variable Format: numeric

Notes: UNF:6:lKyPRVvKqTEJuogNcyumvQ==

fracao_silte_gkg

f858 Location:

Summary Statistics: Max. 990.0; Mean 176.73805196949385; Valid 42371.0; StDev 135.84223412153793; Min. 0.0

Variable Format: numeric

Notes: UNF:6:Vk3yet63evoepPUfA9Usog==

fracao_areia_gkg

f858 Location:

Summary Statistics: Min. 0.0; Mean 447.9110948526149; Valid 42371.0; StDev 258.0088154190613; Max. 1000.0;

Variable Format: numeric

Notes: UNF:6:zyZyvreSlUU2TyLgDkMD2Q==

bioma_nome

f858 Location:

Variable Format: character

Notes: UNF:6:XqUEqgnzIrYULBW2GJ+y0w==

estado_nome

f858 Location:

Variable Format: character

Notes: UNF:6:ZIIAwgGomMlDycAtvAcnHg==

regiao_nome

f858 Location:

Variable Format: character

Notes: UNF:6:/TBsiAnhJ9nletEQZzPTYw==

municipio_nome

f858 Location:

Variable Format: character

Notes: UNF:6:0CI/OCul/JImlmhV2U6FyA==

dataset_titulo

f858 Location:

Variable Format: character

Notes: UNF:6:KiB50yI6P4C58tkcBwtdmA==

dataset_licenca

f858 Location:

Variable Format: character

Notes: UNF:6:2fQ7xLSmtPq7wGqesGBukQ==

ano_da_coleta

f858 Location:

Summary Statistics: Mean 1994.0352598348732; Min. 1958.0; Valid 41180.0; Max. 2024.0; StDev 13.892303974992968;

Variable Format: numeric

Notes: UNF:6:wdrfRaDr5e70+vK92YOnCQ==