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The background of ecology

concept and theory

  • McIntosh, Robert Patrick

Eco-solutions

a casebook for the environmental crisis

I servizi tecnico-scientifici per l'ambiente

rapporto di un gruppo di lavoro costituito dai progetti finalizzati, conservazione del suolo geodinamica, oceanografia e fondi marini, promozione della qualità dell'ambiente

  • Consiglio nazionale delle ricerche

Antarctic ecosystems

environmental contamination, climate change and human impact

  • Bargagli, Roberto

Ecologia

  • Susmel, Lucio

Techniques d'etude des facteurs physiques de la biosphere

INRA, 1970. - (INRA n. 70-4)

  • Institut National De La Recherche Agronomique

Ecology

  • Ricklefs, Robert E.

Terrestrial nitrogen cycles

processes, ecosystem strategies, and management impacts : proceedings of an international workshop arranged by the SCOPE/UNEP International Nitrogen Unit of the Royal Swedish Academy of Sciences and the Commission for Research on Natural Resources of the Swedish Council for Planning and Coordination of Research, at Gysinge Värdshus, Österfärnebo, Sweden, 16-22 September 1979

  • Scope/UNEP International Nitrogen Unit

Agricoltura europea e ambiente

un futuro fertile

  • Roelants du Vivier, François

Wetlands

a comprehensive field guide, fully illustrated with color photographs, to the trees, wildflowers, fishes, insects, bird, and other natural wonders of North America's rivers, lakes, and swamps

  • Niering, William A.

Risultati 80-100 di 1182