本次研究结果表明桤木属物种间染色体数目有明显的差异。
The results suggested that obvious difference of chromosome number appeared among theseAlnus species.
本次研究结果表明桤木属物种间染色体数目有明显的差异，同一物种不同居群间也有差异存在，而且可能有自然加倍现象；
The results suggested that obvious difference of chromosome number appeared among these Alnus species, even in the same species from different population, and spontaneous polyploidy might occur.
本次研究结果表明桤木属物种间染色体数目有明显的差异，同一物种不同居群间也有差异存在，而且可能有自然加倍现象；
The results suggested that obvious difference of chromosome number appeared among these Alnus species, even in the same species from different population, and spontaneous polyploidy might occur.
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