学科筛选

  • 3. Phylogeny of vascular plants [Review]

  • 【来源】

    [外文期刊]

  • 【作者】

    Doyle JA. 

  • 【摘要】

    Morphological and molecular analyses resolve many aspects of vascular plant phylogeny, though others remain uncertain. Vascular plants are nested within bryophytes; lycopsids and zosterophylls are one...

  • 4. The scientific basis of forestry [Review]

  • 【来源】

    [外文期刊]

  • 【作者】

    Perry DA. 

  • 【摘要】

    Over the past two decades forestry in the United States has diverged into two approaches with quite different objectives and scientific priorities. The management focus of most industrial lands is on ...

  • 5. The ecological evolution of reefs [Review]

  • 【来源】

    [外文期刊]

  • 【作者】

    Wood R. 

  • 【摘要】

    Many groups of extinct and extant organisms have aggregated to form reefs for over 3.5 billion yr (Ga). Most of these communities, however, grew under ecological and environmental controls profoundly ...

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