DATE and DATE_UNC

DATE Many groups require DATE to describe the time period that the metadata or ancillary data represents. Dates should be entered at the precision known and most suitable to the observation. Supported precision include year, month, day, and minute in ISO formats: YYYY, YYYYMM, YYYYMMDD, YYYYMMDDHHMM. Typical resolutions used for DATE are year, month, or… More

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BADM Basics: Tips

Biological, Ancillary, Disturbance, and Metadata (BADM) are non-continuous information that describe and complement continuous Flux/Met data. Browse BADM Standards for variables, definitions, and units. Using BADM Read about the BIF (BADM Interchange Format) here. Browse BADM Standards pages Definitions & Units tab for details on BADM. Submitting BADM Use SPP or VEGTYPE variables only if… More

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Not Found

The BADM Group requested cannot be found. Please check the URL or check back later. Contact ameriflux-support@lbl.gov if the issue persists.

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Many BADM groups have a required and several optional STATISTIC variables. Specific examples of their use are given after an overview the variables basics. STATISTIC Basics BADM typically describe site-level descriptions and observations. The STATISTIC variables allow for full characterization of the reported information if desired. BADM groups, such as canopy height, LAI, soil chemistry,… More

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Many BADM subgroups and groups have SPP and VEGTYPE variables, like DBH_SPP and DBH_VEGTYPE. Do not enter values for SPP and VEGTYPE variables together for the same observation, i.e., in the same row of your CSV file. SPP and VEGTYPE are mutually exclusive, optional variables. Read more at BADM Basics. If an observations characterizes the… More

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Biological, Ancillary, Disturbance, and Metadata (BADM) are non-continuous information that describe and complement continuous Flux/Met data. Browse BADM Standards for variables, definitions, and units. BADM Organization If there are subgroups… Required and Optional variables Mutually-exclusive variables cannot be submitted together Rules for unique variable combinations Ⓒ Use specified units, including predefined lists BADM Organization BADM… More

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HEIGHTC

Canopy height is important ancillary data that facilitates interpretation of flux observations. BADM supports overstory and understory canopy heights for sites, like forests, that have distinct vegetation canopies. Sites without distinct canopies should also use HEIGHTC.

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DATE Variables

Many groups have several DATE Variables that can be used to describe the time period that the metadata or ancillary data represents. Dates should be entered at the precision known and most suitable to the observation. Supported precision include year, month, day, and minute in ISO formats: YYYY, YYYYMM, YYYYMMDD, YYYYMMDDHHMM. DATE or DATE_START /… More

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Only enter one mutually-exclusive variable per row (group entry). Mutually exclusive variables with letter suffix (e.g., “-c”) can be included in the CSV file, but only one variable per row can be reported. Enter mutually-exclusive variables on separate rows. Do not enter more than one mutually-exclusive variable per row. Watch for matching suffixes (e.g., “-c”)…. More

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