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汉语拼音：qún cóng

植物群落分类的基本单位，为同类群落的联合。

• The fundamental unit of the hierarchy is the association.

  等级系统中的基本单位是群丛.

• Associations are classed into alliances.

  群丛归纳为群属.

• Many authors have used the term'association'for dominance - type.

  有许多学者把优势度类型叫做“群丛 ”.

• Each small quadrat must be more homogenerous than the sociation as a whole.

  每个小样方必须比整个基群丛更为统一.

• In the Braun - Blaoquet school the description of synusial associations was not confined to cryptogam communities.

  在 Braun -Blaoquet学派中,层片群丛的描述不限于隐花植物群落.

• The term association has been used throughout by British workers for their floristic units.

  群丛一词始终被英国工作者用做他们的植物区系单位.

• The fundamental unit of the botanic hierarchy is the association.

  植物学等级系统中的基本单位是群丛.

• Examples are heath associations and coniferous forest associations.

  例如荒原群丛和针叶林群丛.

• Association A climax plant community named according to the dominant type of species.

  群丛:根据主要优势种来命名的植物种群.