01342nam a2200241 a 450000100080000000500110000800800410001910000260006024500580008626000350014430000100017952007520018965000120094165000150095365000220096865000130099065000160100365000110101965000200103065300140105065300150106465300210107912093442002-03-01       1969    bl uuuu      00u1 u    #d1 aDYNE, G.M. van (Ed.).  aThe ecosystem concept in natural resource management.  aNew York: Academic Pressc1969  a383p.  aThe meaning, origin, and importance of ecosystem concepts; The natural resource ecosystem; Historical development of the ecosystem concept; Examples of research development and research results applying ecosystem concepts; Procedures for study of grassland ecosystems; The waterhed-ecosystem concept and studies of nutrient cycles; A study of an ecosystem: the arctic tundra; Ecosystem concepts in natural resource management fields; Range management viewed in the ecosystem framework; Forestry viewed in an ecosystem perspective; Ecosystem concepts in fish and game management; Ecosystem models in watershed management; Instilling the ecosystem concept in training; Implementing the ecosystem concept in training in the natural resource sciences.  aecology  aecosystems  anatural resources  aEcologia  aEcossistema  aManejo  aRecurso Natural  aEcosystem  aManagement  aNatural resource