成熟叶片小叶脉的韧皮细胞发现有大量的金颗粒标记，金颗粒主要标记在传递细胞的细胞壁中。
Many gold particles were distributed over the phloem cells of the fine veins of the mature leaves, and were mainly located in the cell wall of the transfer cells.
分别依据古银杏叶片样品的RAPD和ISSR标记数据，进行了群体和单株聚类分析。
According to the data of RAPD and ISSR molecular markers of the leaf samples, UPGMA cluster was made at population level and individual level.
近等基因系间除花瓣存在差异外，其它主要农艺性状基本一致，NIL - PL 0 2和NIL - APL0 2具有浅紫色叶片和茎秆标记。
The agronomic traits between the NILs were identical except the difference in petal, the NIL-PL02 and NIL-APL02 had the character of light purple leaf and stem.
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