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Authors


Ms. Tanja Wildemann
Associate Professional Officer, Food Quality/Safety & Information Management
Library and Documentation Systems Division (GIL)
Food and Agriculture Organization of the United Nations
Viale delle Terme di Caracalla
00100 Rome, Italy
Fax: +39 06 570 54593
Tel: +39 06 570 53704
Email: [email protected]

Ms. Gauri Salokhe
Information Management Consultant
Library and Documentation Systems Division (GIL)
Food and Agriculture Organization of the United Nations
Viale delle Terme di Caracalla
00100 Rome, Italy
Fax: +39 06 570 54049
Tel: +39 06 570 54183
Email: [email protected]

Dr. Johannes Keizer
Information Systems Officer
Library and Documentation Systems Division (GIL)
Food and Agriculture Organization of the United Nations
Viale delle Terme di Caracalla
00100 Rome, Italy
Fax: +39 06 570 54049
Tel: +39 06 570 52729
Email: [email protected]

Table 1: XML encoding

Ex. 1

<subj> Climatology <subj>
<subj> Oceanology <subj>
<subj> Hydrological Cycle <subj>

Ex. 2

<dc:subject>
<ags:subjectThesaurus scheme="ags:AGROVOC"> Climatology </ags:subjectThesaurus>
<ags:subjectThesaurus scheme="ags:AGROVOC"> Oceanology </ags:subjectThesaurus>
<ags:subjectThesaurus scheme="ags:AGROVOC"> Hydrological Cycle </ags:subjectThesaurus>
</dc:subject>

Table 2: Comparing the same descriptor in two different thesauri

AGROVOC (FAO)

NAL Agricultural Thesaurus (USA)

Animal products
Uf: livestock products

Animal products
BT: animal products, byproducts and wastes, agricultural products

NT1: eggs
NT1: fish
NT1: hive products
NT: ivory
NT1: meat
NT2: beef
NT2: buffalo meat

NT: animal fats and oils
NT: animal protein concentrates
NT: animal-based foods
NT: fish products
NT: non-food animal products

RT: agricultural products
RT: bioproducts
RT: charcoal
RT:milk
RT: processed animal products
RT: products

RT: animals


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