raceme
- n.总状花序;(外)消旋体(物)
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Raceme resolution is the main route for preparation of chiral compounds .
对外消旋体实施拆分是获得手性物质的重要途径。
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Raceme separation is the main rout for preparation of pure enantiomers .
外消旋体拆分是获得单一手性化合物的重要途径。
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The flower discharges axillary raceme several times ;
花数朵排成腋生的总状花序;
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According to the analysis , its inflorescence belongs to the drepanium not foe raceme .
根据分析,它的花序属于螺旋状花序,而不是总状花序。
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The flower is bisexual , arrange very unripe raceme ;
花两性,排列成顶生总状花序;
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The reason of seed yield decreased by lodging was that lodging reduced racemes per stem and pods per raceme significantly ( P0.05 ) .
造成减产的主要原因是倒伏显著降低了结荚花序数/枝条及荚果数/结荚花序(P0.05)。
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Sink competition occurs among racemes nearby 3 ~ 4 stem nodes and reproductive organs in different in florescence nodes of the same raceme .
较强的光合产物库竞争存在于相邻3个花序之间和同一花序内各生殖器官之间。
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Minimum ellipse of a hyperboloid of one sheet small orchid with two elliptic leaves and a slender raceme of small green flowers ; western North America .
长有两片椭圆形叶子的一种小形兰花,有纤细的总状花序;产自北美洲西部。
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Large genus of herbs with simple leaves and racemes of yellow flowers ; mainly of tropical Africa . Resembling or borne in a raceme .
长有小叶和总状花序的黄花的草本的大的属;主要在非洲热带。
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This article reviews resolution methods of raceme which includes six categories , such as mechanical , chemical , biochemical , chromato-graphic , extractive and membranous methods .
本文综述了外消旋体的拆分方法,包括机械拆分法、化学拆分法、生物化学拆分法、色谱拆分法、萃取拆分法、膜拆分法等六大类方法。
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The reversions of flower and inflorescence ( raceme ) were discovered and a new concept ( overall reversion ) of flowering reversion was proposed .
发现了大豆的花逆转和花序逆转现象,提出了整株逆转的新概念。
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Any of several small temperate and tropical orchids having mottled or striped leaves and spikes of small yellowish-white flowers in a twisted raceme .
生长于温带或热带地区的兰花,叶上有斑点或条纹,花穗状、微黄、成螺旋状总状花序。
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Chiral aminoalcohol is an important kind of chiral substance in the asymmetric synthesis , meanwhile , it is widely used in the field of medicine synthesis and the resolution of raceme .
手性氨基醇在不对称合成领域中是一类重要的手性源,同时,手性氨基醇在药物合成、外消旋体拆分等领域也具有广泛的用途。
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The in vitro antifungal test showed that the levo-isomer had weaker antifungal activity while the raceme was as potent as the dextro-isomer .
体外抗真菌活性实验表明,左旋体的活性较差,消旋体和右旋体活性相当。
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This genus ' evolutionary direction : the number of winter bud scale is from many to two , inflorescence : compound raceme → compound corymb → corymb → umbel .
本属的进化趋势为冬芽芽鳞由数枚减少到2枚,花序由总状圆锥花序→复伞房花序→伞房花序→伞形花序。
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Faba The retrogression of tendril , short axis of raceme , decrease of leaves , several flowers of raceme , small flowers , fleshy legume etc. are its evolutionary direction .
Faba该属的进化趋势为:卷须退化,总状花序轴缩短,小叶对数减少,总状花序少花,花小,荚果肥厚等特点。
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The ancestral inflorescence of the genus Tulipa is supposed to be more primitive drepanium than raceme which is deprived from cyme .
因此认为本属的祖先花序类型可能力较原始的螺旋状花序,而不是从聚伞状花序中衍生出来的总状花序。
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The molecular trees show the species is a basal group in Smilax phylogenetic tree , and is of a parallel origin with other groups : some species with single umbel and most species with raceme of umbels .
在分子树上,它是处于菝葜属内基部的一个类群,与其它类群(包括部分单伞花序的种及大部分圆锥花序的种)是平行起源的。
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Orchid having a raceme of large greenish-white flowers on a single flower stalk growing between two elliptic or round basal leaves lying on the ground ; from northern Oregon and Montana across Canada to the eastern United states .
一种兰花,花淡绿色、成总状花序、长在靠近地面的叶子中央;产自俄勒冈州北部和蒙大纳州、横穿加拿大、向东至美国一带。
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This special small true fruit induced by duplicata phenomenon is an interim type of inflorescence between the monochasium and raceme cup shaped cyme . Distinguish the True from the False and Determination of the Contents for Fruit Juice
也是联胎现象造成的一种特殊类型。真伪果汁的判别与检测方法
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In the leaf shape , but differs by having sunken-veined leaves , many-flowered raceme with 6 – 9 flowers clustered together , dark red bracts , and erect perianth 3 – 3.5 cm long .
叶形相似,但侧脉深陷,总状花序上具许多每6–9朵簇生的花,苞片暗红色,花被伸直,长3–3.5cm,可与后者明显区别。
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Low-growing perennial plant having usually two large oblong lanceolate leaves and a raceme of small fragrant nodding bell-shaped flowers followed by scarlet berries . dwarf ornamental shrub of western United States having large black to red and yellow sweet edible fruit .
一种矮生的多年生植物,通常有两片大叶、长圆形、披针状,花产于美国西部的一种供观赏的矮小灌木,叶椭圆形,果实大而甜,可食。
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Any of several plants of the genus Camassia in the lily family , especially C.quamash of western North america , having grasslike leaves , a raceme of blue flowers , and a bulb that was an important food for various Native American peoples .
卡马夏一种百合科卡马夏属的植物,特别是生长在北美洲西部的卡马夏,长有草状叶子、由蓝色花朵组成的总状花序以及一种作为各种美洲土著人重要食物的球茎。