AGRIS

1
AGRIS

• http//www.fao.org/agris

2
Application Profiles

• Unique properties
• Allows for declaration of used elements
• Application specific
• One or more registration authorities of elements
• Allows us to standardize not only the tag names,
  but also the content of the tag.
• Ex.
• ltagssubjectThesaurus schemehttp//www.fao.org/a
  grovocgt
• water hyacinth
• lt/agssubjectThesaurusgt

3
Benefits of Common std.

• Describe a resource using known tags and schemes.
• Facilitates easy exchange and re-use of
  information using simple or qualified structure
• Facilitates resource discovery
• Recombine content to be used for different
  purposes
• Data is made available for harvesting
• facilitate automatic manipulation of information

4
The Problems - Solution

• Exchange format
• Platform independent XML
• Diacritics
• Allowed
• A, AM, AMS, MS, M
• These are now abolished
• Every item, even if it is part of something, is
  treated as a resource.

5
Elements Source and Relation

• Source
• A reference to a resource of which the current
  resource is a part.
• Information that can go into this field includes
  title of the whole, creators of the whole,
  identifier (ISBN) etc.
• Relation
• A URI link to the source of the item
• allows the establishment of various relationships
  between resources and for users to locate related
  resources.

6
Elements - Identifier vs. Availability

• Identifier
• Standard numbers taken from the item
• numbers and other numbers not assigned by the
  cataloguing agency.
• Can be IPC,ISBN,ISSN,JN,PN,RN,URI
• Availability
• Availability is reserved for locally created
  numbers not found on the item.

ltaglsavailabilitygt ltagsavailabilityLocationgt Foo
d and Agriculture Organization of the UN. Viale
delle Terme di Caracalla, 00100 Rome,
Italy lt/agsavailabilityLocationgt ltagsavailabilit
yNumbergt99998lt/agsavailabilityNumbergt lt
/aglsavailability gt
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Elements Citation

• Citation
• Used for serial information
• 4 sub-elements
• Citation Title
• Citation Identifier
• Citation Chronology
• Citation Number

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Schemes

• Controlled values
• Used to control the content of elements
• Creator Corporate
• Creator Conference
• Subject Classification
• Subject Thesaurus
• Citation Title
• Language
• Identifier
• Relation, etc.

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Language - element vs. scheme

• Language element (dclanguage)
• A language of the intellectual content of the
  resource.
• Language scheme (xmllang)
• Language of the content of the element.
• Use three letter ISO639-2 codes
• If not able to, use the ISO639-1 codes
• If either not used, provide text with no scheme
  attribute.

ltdclanguagegt eng lt/dclanguagegt
ltdclanguage xmllangISO639-2gt eng
lt/dclanguagegt
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Benefits of AGRIS AP

• Will present a common format on which information
  between centers can be exchanged
• Publishing the application profile allows us to
  specify what AGRIS metadata means
• Based primarily on accepted standards DC, AgMES
  and AGLS
• Specifications will be made available in
• Narrative
• DTD
• XML Schema

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References

• Dublin Core Metadata Initiative
  http//www.dublincore.org/
• Agricultural Metadata Element Set
  http//www.fao.org/agris/agmes/
• The Australian Government Locator Service
  http//www.naa.gov.au/recordkeeping/gov_online/agl
  s/cim/cim_manual.html
• Heery, Rachel and Manjula Patel (2000)
  "Application profiles mixing and matching
  metadata schemas". Ariadne, No. 25, September.
  http//www.ariadne.ac.uk/issue25/app-profiles/intr
  o.html