Entry Topical Term

Number of records used in: 12

001 - CONTROL NUMBER

• control field: 5048

003 - CONTROL NUMBER IDENTIFIER

• control field: OSt

005 - DATE AND TIME OF LATEST TRANSACTION

• control field: 20130305002709.0

008 - FIXED-LENGTH DATA ELEMENTS

• fixed length control field: 130304|| aca||aabn | a|a d

040 ## - CATALOGING SOURCE

• Original cataloging agency: OSt
• Transcribing agency: OSt

150 ## - HEADING--TOPICAL TERM

• Topical term or geographic name as entry element: Degradación de ecosistemas

670 ## - SOURCE DATA FOUND

• Source citation: Work cat.: (OSt)6452: La red europea de seguimiento de daños en los bosques (nivel I) España, 1987-1996, D.L. 1998.

670 ## - SOURCE DATA FOUND

• Source citation: Work cat.: (OSt)3580: Tolba, Mostafa K. 19951, Saving our planet , , 1992.

670 ## - SOURCE DATA FOUND

• Source citation: Work cat.: (OSt)2533: Seoánez Calvo, Mariano 13735, Manual de contaminación marina y restauración del litoral, , 2000.

670 ## - SOURCE DATA FOUND

• Source citation: Work cat.: (OSt)2485: Velez Soto, Francisco 13427, Impactos sobre zonas húmedas naturales, , D.L.1979.

670 ## - SOURCE DATA FOUND

• Source citation: Work cat.: (OSt)1034: Newman, Arnold 5178, Tropical rainforest, , cop. 2002.

670 ## - SOURCE DATA FOUND

• Source citation: Work cat.: (OSt)1007: Fragmentation in semi-arid and arid landscapes :, cop. 2008.