perichaetial bract [植] 雌苞叶 ; [植] 雌器苞片
perigonial bract [植] 雄苞叶 ; [植] 雄器苞片
involucral bract 总苞叶
Corn bract 玉米苞叶
bud-subtending bract 此时该苞片称具芽苞片
bract scale [植] 苞鳞
Dentate Bract 有齿苞片 ; 有齿苞
bract cell 苞片细胞
bract leaf 苞叶
anterior bract cell 前苞片细胞
According to Bract Scale and Seed Scale Complex(BSSC) theory and the observation results in this experiment, the author considers that the Gnetum genus belongs to the evolvement line ofBSSC. and is more closer to conifers than other seed plant.
5、根据苞鳞-种鳞复合体理论,结合本文的观察结果,作者认为买麻藤属植物是苞鳞-种鳞复合体演化线上的成员,与松杉类植物的关系比较近。
参考来源 - 买麻藤的胚胎学研究·2,447,543篇论文数据,部分数据来源于NoteExpress
以上来源于: WordNet
N a specialized leaf, usually smaller than the foliage leaves, with a single flower or inflorescence growing in its axil 苞叶
Raceme rachis and pedicels pubescent or puberulent ; bract and bracteole usually borne on distal 1/2 of pedicel.
总状花序轴和花梗具短柔毛或微柔毛;苞片和小苞片通常生于花梗上部的1/2。
Red light could increase the ornamental value of flower, flower diameter, bract area, content of cyanidin were all increased.
红光能提高花头的观赏品质,使花径、苞叶面积、花青素含量增加;
The resistance of frego bract cotton was neutral, but insecticideamount on its green boll surface increased by4.9—10.0 times.
窄卷苞叶对红铃虫的抗性表现为中性,但可提高杀虫剂在棉铃表面的分布量4.9—10.0倍。
应用推荐