Dangos 1 - 3 canlyniadau o 3 ar gyfer chwilio 'United Nations Educational Scientific and Cultural Organization. Programme on Man and the Biosphere', amser ymholiad: 0.01e Mireinio'r Canlyniadau
  1. 1

    International Working group on Project 5 ecological effects on human activities on the value and resources of lake, marshes, rivers, deltas, estuaries and coastal zones, Paris, 13-...

    Cyhoeddwyd 1975
    Llyfr

    International Working group on Project 5 ecological effects on human activities on the value and resources of lake, marshes, rivers, deltas, estuaries and coastal zones, Paris, 13-17 MY, 1974 ; final report. Programme on Man and the Biosphere, United Nations \educational, Scientifc and Cuyltural Organization.
  2. 2

    Expert Panel on project 2 ecological effects of different land uses and management practices on temperate and mediterranean forest landscapes, Paris, 16-19 April, 1974 : final repo...

    Cyhoeddwyd 1974
    Llyfr

    Expert Panel on project 2 ecological effects of different land uses and management practices on temperate and mediterranean forest landscapes, Paris, 16-19 April, 1974 : final report.
  3. 3

    Expert Panel on Project 11 ecological effects of energy utilization in urban and industrial systems, Ban Nauheim, 16-19 October, 1973.

    Cyhoeddwyd 1973
    Llyfr

    Expert Panel on Project 11 ecological effects of energy utilization in urban and industrial systems, Ban Nauheim, 16-19 October, 1973.

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