| 1. | 5 ) the allzyome variety of adiantum reniforme l . var
其次是与贯众，生态位重叠值为0 . 3389 。
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| 2. | It shows the genetic variety of adiantum reniforme l . var
说明荷叶铁线蕨的遗传多样性是比较低的。
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| 3. | This demonstrated that the adaption ability of adiantum reniforme l . var . sinense y . x . lin is very strong
说明荷叶铁线蕨对环境的适应能力很强，具极强的生活力。
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| 4. | The experiment uses adiantum reniforme l . var . sinense y . x . lin as material to understand its mating system through the research of ecology and genetics
本试验以荷叶铁线蕨为材料，通过对生态学及遗传学等方面的研究，了解其濒危的可能机制。
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| 5. | The different locus outcrossing rate of adiantum reniforme l . var sinese y . x . lin has great change in the same population , and the outcrossing rate difference of the same enzyme locus is also high in the different population
荷叶铁线蕨不同位点的异交率在同一居群内的变化很大，而不同居群间的同一酶位点的异交率差异也是较大的。
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| 6. | 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。
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| 7. | Adiantum reniforme l . var . sinense y . x . lin , which is the second grade national protection plant , is the special plant in three gorge of yangtze river . china . at present , it faces to die out , so it is extremely necessary to research its protection biology
荷叶铁线蕨( adiantumreniformel . var . sinensey . x . lin )是三峡库区特有植物，为面临灭绝的国家二级保护植物，对其进行保护生物学方面的研究很有必要。
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