niche width造句

• There are five natural sample zones of adiantum reniforme l . var . sinense y . x . lin investigated , and recorded 34 species . 10 dominant species were used to calculate the niche width of populations and the niche overlap interpopulations
  调查了5个自然样地，记录了34个伴生种，取10个优势种进行种群生态位宽度与生态位重叠的计算。