查询词典 liriodendron

Although there are many factors which influenced the transformation of Liriodendron hybrids, the use of acetosyringone in pre-culture time and co-culture time, the concentration of Agrobacteriun tumefaciens and the length of imbruing time were mainly employed to be analyzed in this research.

对于影响转化效果的众多影响因素，本研究主要讨论了乙酰丁香酮、菌液浓度、侵染时间对杂交鹅掌楸转化结果的影响。

The major harmful organisms of Liriodendron tulipifera in America were reviewed in this paper,including insect s,diseases,animal damages and vines,and also descriped the symptoms and degrees of damages.

阐述了北美鹅掌楸在美国的虫害、病害、动物和藤本植物等有害生物，及其危害症状和危害程度。

It revealed that both the parental mating distances and the sexual selection played an indispensable role in male reproductive success of Liriodendron.

交配距离、性选择倾向在鹅掌楸个体的雄性繁殖适合度中扮演重要角色。

Scenic forest resources are extremely rich, in which the Chinese double-leaf fern, Tapiscia tree, Liriodendron chinense, yew and other particularly rare.

景区内森林资源极为丰富，其中的中华双扇蕨、银鹊树、鹅掌揪、红豆杉等尤为罕见。

Pot experiment with twenty-three open-pollinated Liriodendron chinense families from Liping of Guizhou at two nitrogen levels was conducted to study family differences of growth response to nitrogen supply.

选用来自贵州黎平马褂木优良种源的23个优树自由授粉家系，设置低氮素和高氮素2种水平的盆栽试验，以研究马褂木家系苗生长对氮素营养的遗传反应差异及所受遗传控制。

So,the genetic distance could be used for the choice ofparents and for the heterosis prediction in cross breeding of Liriodendron.

因此，花粉品质、杂交亲和力和一般配合力应作为亲本选配的重要依据；基于RAPD标记的亲本间遗传距离与子代1年生苗高和地径生长量均表现为二次曲线相关，复相关系数分别为0.8235和0.5090，达极显著(H，P＜0.01)和显著(GLD，P＜0.05)程度，说明利用亲本间遗传距离进行鹅掌楸亲本选配和杂种优势预测是可行的。

A pot experiment with twenty-three open-pollinated Liriodendron chinense families from Liping of Guizhou at two nitrogen levels was conducted to investigate family variation and inheritance of nitrogen absorption and utilization efficiency related to nitrogen supply.

选用来自贵州黎平马褂木优良种源的23个优树自由授粉家系，设置低N和高N2种N素水平的盆栽试验，以研究马褂木N素吸收和利用效率的家系遗传变异及N素水平的影响。

Planting Tingqian "Oak" and "Plum Blossom" and "Bamboo","Liriodendron" 4 plants, select the name of the character in the first fight with the "Taipei Story", here are the people that they love trees.

亭前植有"青冈栎"、"梅花"、"竹"、"马褂木"四棵植物，取其名称首字拼在一起为"青梅竹马"，来到这里的人们都称它们为爱情树。

The results of UPGMA duster analysis based on RAPD and ISSR fingerprint had the approximate trend, but not the same.(5) The synthetical comparison of RAPD and ISSR sustained the independency of Liriodendron, Manglietia, Parakmeria and Tsoongiodendron, and advised to redefine the range of Magnolia, subgen. Yulania indepent from Magnolia, then established Yulania, and abolished the division of subgenera and section Michelia, and set up Michelia.

基于RAPD标记和ISSR标记构建的树图，两者趋势大致相近，但不完全相同；(5)综合木兰科6属20种植物的RAPD和ISSR分析结果，支持鹅掌楸属、木莲属、拟单性木兰属和观光木属的独立；建议重新界定木兰属的范围，并成立玉兰属；建议取消含笑属下亚属和组的划分，设为含笑属。

To disclose deeply and systematically the toxicity and tolerance mechanisms of hybrid tulip tree to heavy metals stress, this paper was carried out to study effects of Pb and Cd single and combined pollution on the growth, membrane lipid peroxidation, antioxidant enzymes system, photosynthetic characteristics, endogenous hormones, mineral elements metabolice.

本文研究了Pb、Cd及其复合污染对杂交鹅掌楸Liriodendron chinense×L。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。