查询词典 primary leaf

Actinodromous(palmate; digitate) Describing a form of leaf VENATION in which three or more primary veins radiate from the base of the lamina toward the margin, as in sycamore, resulting in a leaf that has several large lobes or several leaflets all originating at the same point.

具掌状脉的：叶子脉序的一种类型。是由叶基分出多条主脉，主脉间又多次分枝，形成细脉。结果往往是在一片叶中，具有起源于同一点的多个裂片或小叶。

Females had a significant preference for laying their eggs and feeding on primary leaf to trifoliate leaf of field bean.

雌蝇在豆苗之真叶与复叶上产卵或取食时，均对豆苗之真叶具显著偏好性。

In addition, the edges, veins, skeleton and fissility of plant leaf are also primary features for plant morphology. So we also studied the method of the automatic extraction of these structural features from leaf images, which is a necessary step to design an automatic plant species system.

另外，叶片的叶缘、叶脉、骨架、裂深等叶片结构特征是植物数值分类学的主要分类性状，也是植物形态学分类的依据，通过数字图像处理技术实现这些性状的自动提取，是计算机辅助植物物种识别的重要内容和必然环节，所以对这些叶片结构特征的自动提取方法也进行了研究。

The primary results could be summarized as follows: The result of flower developing showed that the flower bud morphological differentiation way is form a leaf bud with a flower bud; The process of microspore occurring and male gametocyte development is normal,the development of anther wall is elementeny type.

结果如下：花发育的研究表明，安祖花的花芽分化是以一叶芽一花芽的方式进行；小孢子与雄配子体的发育过程均属于正常发育，花药壁的发育属于基本型，绒毡层细胞属于腺质绒毡层，成熟的花粉粒为2-细胞型。

So, the most content of this experiment was the primary culture of tissues and cells of small brown leaf hopper.

因而，本研究以灰飞虱组织细胞的原代培养作为研究的主要内容。

The spores of Cheilolejeunea ventricosa X.L.He were cultured on MS media (without acid and vitamin, pH=6.2, with 1% agar and 1% sucrose). The sporeling development and oil body ontogeny were observed. After a 55-day-long axenic culture, young plants were obtained successfully. Sodium hypochlorite solution was used to sterilize the capsules. Our results revealed that the sterilizing treatment with 0.1% Sodium hypochlorite solution for a period of 5 seconds was optimal. Oil bodies in primary protonemata are nearly homogeneous, but distinctly compound in the leaf cells of the primary leafy shoots.

首次研究了膨叶唇鳞苔的孢子萌发、原丝体和油体发育及配子体发生的过程，结果表明：(1)使用经过改良的MS培养基（不加氨基酸和维生素，pH值为6.2，琼脂和蔗糖浓度均为1%）能在55 d左右的时间利用孢子培养获得植物体；(2)用0.1%的次氯酸钠溶液，消毒5 s是消毒孢子的最佳方案；(3)油体在孢子萌发初期为均一型，到幼叶发生后，成为可见的聚合型，但聚合的程度比野生材料要弱。

Grass of willow leaf horsewhip belongs to herb of perennial of horsewhip female division, formal name: Verbena Bonariensis illustrious name: Purpletop Verbena, alias: Long bine horsewhip is South-American horsewhip grass, careless, originate in South America formerly of Brazil, Argentine and other places, the flower is cyme, small tubular flower is worn be born at spending cauline coping, open amaranth or lilac flower, along with spends a bine to consider individual plant tall to make an appointment with 100-150 centimeter, liu Xie is crossed opposite, the primary part of a historical period after sowing is elliptic brim somewhat notch, beautiful bine is smoked tall the Xie Zhuai after is the slightness leaf that be like willow shape the brim still has pointed notch, the bine is a square this a little bit very special, entire individual plant has cilium to feel the feeling that pricks thorn a bit, the meeting in ground of be out of office is cross of plant of fringy horsewhip female division with a few congeneric flowers, so often a few inflorescence upright among Yu Jusan and fringy model state plant appears.

柳叶马鞭草属于马鞭草科多年生草本植物，学名：Verbena bonariensis英名：purpletop verbena，别名：南美马鞭草。长茎马鞭草，原产于南美洲，花为聚伞花序，小筒状花着生于花茎顶部，开紫红色或淡紫色花，连同花茎算株高约100-150公分，柳叶为十字对生，播种后的初期叶为椭圆形边缘略有缺刻，花茎抽高后的叶转为细长型如柳叶状边缘仍有尖缺刻，茎为正方形这点十分非凡，全株都有纤毛摸起来有点刺刺的感觉，在野地里会与一些同属花为穗状的马鞭草科植物杂交，所以常有一些花序介于聚伞与穗状的中间型态植株出现。

This experiment takes the sweet potato leaf as the primary data, the white granulated sugar, and the corn syrup as the carbon source, and the active white liquor dry yeast as ferments the fluid , uses the liquid zymotechnics to brew the sweet potato leaf to incite the tonic , and discovers the most superior saccharification condition through the contrast experiment.

试验以红薯叶为主要原料，以白砂糖、玉米糖浆为碳源，以活性白酒干酵母为发酵液，采用液体发酵法酿造红薯叶滋补酒，并通过对比试验找出最优糖化条件：浸提温度80℃，浸提时间2h，加水比1：40。

The primary objective of this study was to explore the optimum wavebands,vegetation indices and quantitative models for estimating leaf nitrogen content in wheat by precise analysis on canopy hyperspectral information in relation to leaf nitrogen status.

本文旨在通过对高光谱信息的精细分析和信息提取，探索建立小麦叶片氮含量(LNC，leaf nitrogen content)估算的最佳波段、光谱参数及监测模型。

I can only find four images of "White-tailed Leaf Warbler" on the internet, and these seem to show a Phyllosc with an almost grotesquely large head and quite short primary projection ("White-tailed" Leaf Warblers are also said to be small, so would perhaps be more suggestive of Pallas's Leaf Warbler).

我在网路上只找到四张白斑尾柳莺的相片(没有一张是 ogilviegranti)，而且它们看起来像是只柳莺，有著怪异的大头和相当短的初级飞羽突出(白斑尾柳莺被认为体型小，所以比较建议是黄腰柳莺)。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。