英语释义

1. a tuber-shaped body with rhizoids that is produced by the young seedlings of various orchids and some other plants having associated mycorrhizal fungi

2. the part of an insect embryo posterior to the protocephalon

片语

protocorm propagation原球茎的增殖

protocorm multiplication原球茎增殖

protocorm likebodies类原球茎

protocorm development原球茎发育

protocorm detail原球茎

protocorm clone无性繁殖系

protocorm proliferation原球茎增殖

protocorm differentiation原球茎分化

protocorm type原球茎型

英汉例句

• the growth curve of dentrobium cell showed 「s」 type when the protocorm were cultured on solid media or with liquid suspension way.

  固体培养和液体悬浮培养的石斛原球茎细胞生长曲线大致呈「s」型。

• objective: to compare the immunological function and acute toxicity of the tissue cultured protocorm from dendrobium candidum with natural medicinal materials from dendrobium candidum.

  目的：比较研究铁皮石斛组织培养原球茎与原药材对免疫功能的作用及急性毒性反应。

• with histological observation on these processes suggests protocorm like bodies(plbs) of dendrobium officinale kimura et migo can be considered a ture somatic embryos that origin from a single-cell.

  对其再生植株的过程进行细胞学观察后认为铁皮石斛的类原球茎是单细胞起源的真正的体细胞胚。

• low level of sucrose is required during induction of protocorm like-body and shoots differentiation.

  类原球茎诱导分化过程中所需的蔗糖浓度相对较低。

• there were many different reports on the multiplication and differentiation of protocorm and the choice of culture media, but they need further test and verify in practice.

  原球茎的增殖、分化与培养基的选择有不同的结论，需要作进一步验证。

• effects of basal culture medium, sucrose concentration, natural extracts and phytohormones on protocorm differentiation were studied.

  试验了基本培养基、蔗糖浓度、天然提取物以及植物激素对铁皮石斛原球茎分化的影响。