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- nonrecurrent apomixis 非重复无融合生殖
- We have found a nonrecurrent formula for an. 我们建立了an的非递推的公式。
- Title: Apomixis in Guineagrass (Panicum maximum Jacq. 关键词:大黍;无融合生殖;胚胎学;遗传学
- A plant that reproduces by or is reproduced by apomixis. 无配生殖植物,无融合生殖植物可进行无配生殖的植物或由无配生殖产生的植物
- Apomixis is a special reproductive way widely exist in plantae. 摘要无融合生殖是植物界中普遍存在的一种特殊生殖方式。
- The practical value of apomixis in plant breeding is rem. 无融合生殖在育种工作中具有潜在的应用价值。
- And VEGF expressed higher in recurrent group than in nonrecurrent group(P<0.05). VEGF在复发组中亦高表达;高于未复发组(P<0.;05)。
- Further studies are necessary to clarify a taxonomy complicated by hybridization and apomixis. 需要进一步的研究验证一种通过杂交和无融合生殖折叠的分类法。
- Embryological investigation was carried out on apomixis in Eulaliopsis binata(Rotz)C. 采用石蜡切片技术对龙须草(Eulaliopsis binata(Rotz)C.
- This paper presents a brief review of the current status of knowledge in the main fields of apomixis research. 对近几年来植物无融合生殖的研究进展及发展动态作一综述,列举了新发现的具有无融合生殖特性的植物种类;
- Below the line (item): An out-of-the-ordinary revenue or expense item or a nonrecurrent item requiring a separate entry in a Balance sheet. 线下(条目):一项需要在资产负债表中单独列出的非常规收入或支出帐目,或非经常性帐目。
- As presented in has high degree of apomixis, E. binata might act as a potential valuable donor for apomixis gene . 龙须草具有很高的无融合生殖度,是优良的无融合生殖基因供体。
- Below the line (item) An out-of-the-ordinary revenue or expense item or a nonrecurrent item requiring a separate entry in a balance sheet. Compares to above the line item. 线下(条目)一项需要在资产负债表中单独列出的非常规收入或支出帐目,或非经常性帐目。相对于线上条目而言。
- The taxonomy of this subfamily is particularly challenging because of hybridization, polyploidy, and apomixis, especially for large genera. 因为杂交,多倍性和无融合生殖,特别是做为大的属这个亚科的分类法正面临挑战。
- Apomixis is a mode of reproduction (asexual propagation through seeds) that exists in many plants from different botanical families. 摘要由于利用无融合生殖途径可以固定杂种优势,从而改良现有植物的育种策略,因此对无融合生殖的研究已成为生物学科的新生长点。
- When the distribution function of the lateral inhibition coefficient is Gaussian, the nonrecurrent inhibition network can not be an inverse Gaussion filter. 在侧抑制系数都是高斯分布的情况下,非循环抑制网络不能起到逆高斯滤波器的作用。
- Frequency of apomixis was from 0.41 to 0.64 when the plant was exposed to natural photoperiod, and to that with addition of one hour. (4)在自然光照时间和增加1h光照时间条件下,无融合生殖的频率在0.;41-0
- By these we obtained many dihaploid flax seeds.The significance of flax apomixis and its value to flax breeding were discussed. 本文阐述了双胚亚麻无融合生殖的意义和在育种中的利用价值。
- Apomixis was completed by biflagellated gametes which were released from gametophytes.Biflagellate neutral zoospores and quadriflagellate neutral zoospores were observed. 单株培养时,发现有些配子体通过放散两鞭毛的配子完成单性生殖;
- However, apomixis as a reproductive way of diversity in plant revolution is very comprehensive.In this paper, the distribution of apomictic species in Gramineae is reviewed. 然而禾本科植物无融合生殖作为其繁殖多样性的一种形式,在系统进化过程中的作用是非常复杂的。