endosperms

与endosperms相关的网络例句 [注：此内容来源于网络，仅供参考]

At the meantime, rigid endosperms enwrap the embryo.

这也是其发芽困难的主要原因。

I.sanguinea and I. typhifolia have thin seed capsules and compact endosperms. The seed testa of I, lactea is thick and keratose.

这三个种均为湿生植物：溪荪、北陵种皮较薄，但胚乳较为致密，为中生种类：马蔺种皮厚，胚乳硬实，紧紧包被种胚，具有旱生植物的特征。

Firstly, it is found that there are many obvious differences between Acorus and Araceae. Their differences are based on many aspects which include characteristics of morphology, anatomy and epidermis of leaf, types of tapetum in anther walls , patterns of endothecial thickenings, and ways of development of endosperms, presence or absence of perisperm, components of photochemistry, and sequences of rbcL.

研究表明：1。菖蒲属与天南星科其它属在叶的形态、结构、表面特征，花药绒毡层类型，药室内壁增厚的特点，胚乳的发育方式，外胚乳的有无，植物化学成分，rbcL基因序列等多方面存在着显著的差异。

The expression patterns of the two transcripts in different tissues and developing endosperms in rice were analyzed by RT-PCR.

其中OsAgpS1基因产生两个转录本OsAgpS1a和OsAgpS1b，区别在第一个外显子的位置不同。

Stable and abundant bands can be obtained with the materials of endosperms and fresh leaves.

在物种保存、科学研究、生态效益等方面，具有重要的研究和保护价值。