pollen structure 中文意思是什麼
pollen structure
解釋
花粉結構-
Palynology pollen of ephedra from china is studied. four types of pollen have been found in the genus, namely type a, b, c, and d, according to the number and structure of ridges and structural characters of grooves
4 、孢粉學補充了麻黃屬中非常特化的種? ?斑子麻黃的孢粉資料，同時也對膜果麻黃（ ephedraprzewalskii ） 、中麻黃、細子麻黃和木賊麻黃的孢粉重新進行了研究。 -
Five analogues and five segments were designed and synthesized by using solid phase synthesis method according to separated papaver somniferum pollen tridecapeptide with antitumor activities as leading peptide. their primary secondary structures in solution were determined by cd spectra and their inhibitive activities to human liver and mammary gland cancer cells were assayed by mtt method. the relationship of structure - activity was studied and discussed
罌粟花粉十三肽對人肝癌和人乳腺癌腫瘤細胞具有明顯的抑制作用，以其為先導化合物，設計併合成了5個類似物和5個片段，結合cd譜測定的二級結構及它們對人肝癌和人乳腺癌腫瘤細胞的抑制作用測定結果，研究並討論了該肽結構與抗腫瘤活性的關系 -
The results were as follows. the shape of pollen was ellipsoid or long ellipsoid, and the pollen exine usually had net structure
結果表明，水仙屬植物的花粉形狀主要為橢圓體、長橢圓體，花粉外壁為網狀紋飾。 -
The holocene stratum of quzhou district is quite different from other areas of hebei plain in terms of the buried depth, thickness, depletion rate, color, grain size, structure and pollen assemblages
摘要河北平原南部曲周地區的全新世地層，在埋藏深度、地層厚度、堆積速率和顏色、粒度結構、孢粉含量與種屬等方面，與河北平原其他地區不同。 -
The paraffin section analysis showed that there were no difference between transgenic sterile plants and control fertile plants in the development and structure of pollen sac. in order to analyze the sterility mechanism further, we handled the pollen mitochondria in normal temperature and heat shock response, then we extracted the mitochondrion proteins and make variance analysis
石蠟切片分析表明，轉基因不育植株的花粉囊的發育和結構與對照的可育植株之間沒有任何差異，只是花粉囊中的花粉在不育株中是不育的，而可育株是可育的。
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