petiole

Petiole of basal leaf terete, ca. as long as blade, densely papilliferous;

圆柱状的基生叶叶柄，约等长于叶片，浓密乳头状突起；

Among cotyledon, petiole of cotyledon, hypocotyl, and radicle, hypocotyl has the most responsive explants to2,4-D.

在子叶、叶柄、胚轴以及胚根四者当中，下胚轴对2,4-D的反应状况最好。

Cytological studies on the early phase of somatic embryogenesis in petiole explants of wild celery induction of embryonic callus and formation of embryoid related to Endogenous IAA and ABA in Celery

野芹菜体细胞胚胎发生早期变化的细胞学研究荷兰芹胚性愈伤组织诱导及胚状体发生与内源IAA和ABA关系的初步研究

ResultsRhizome, fibre, lamina and petiole organs obtain alkaloid and berberine contents.

结果峨眉野连根茎 、 须根 、 叶片和叶柄中,均含有生物碱和小檗碱.

Wider, white and mid-length petiole, green leaf, heat tolerance , resistant to diseases.

中脚紧凑 、 叶色绿, 叶柄宽白,耐热 、 抗病.

The vascular tissue passes through the pulvinus into the petiole proper.

维管组织经过叶枕进入叶柄.

Differentiation rate of somatic embryo is 35.3% in cotyledon petiole explant, and 6.0% in terminal bud.

子叶柄的不定胚分化率为35.3%，顶芽为6.0%。

Multiple comparisons suggested that cotyledon with petiole or 1/ 4 piece of cotyledonary laminae from 7 days old aseptic seedling had much higher shoot regeneration frequency, reaching to over 90%.

多重比较结果表明，以7d苗龄无菌苗的带柄子叶或1/4子叶片为外植体较好，出芽率较高，达90%以上。

Celery for the celery is formed Apiaceae herbs Feinen petiole, its spicy, sweet, cool, nutritious, containing protein, various vitamins and essential minerals and dietary fiber body.

芹菜为伞形科芹菜属中形成肥嫩叶柄的草本植物，其味辛、甘，性凉，营养丰富，含有蛋白质、各种维生素和矿物质及人体不可缺少的膳食纤维。

Late-bolting, white petiole good plant shape, good quality.

晚抽薹 、 叶柄洁白、植株紧凑 、 品质佳.

Egg parasitoids from various habitats have different characterisitics of parasitization and preference to host eggs. Such modification of local response of ramet petiole to shading due to physiological integration was not observed in the plants from the understory.

不同生境来源的卵寄生蜂有着不同的寄生和选择特性。这种克隆整合对克隆形态可塑性的修饰作用只在林窗生境来源的实验植物中观察到。

The effects of factors such as infection time of Agrobacterium, hormone proportions in pre-culture medium and differentiation medium on regeneration of Cotyledon petiole explants of Sichuan Yellow, Purple-leaf Mustard and their near-isogenic lines aseptic seedling were studied.

本研究以芥菜型油菜紫叶芥、四川黄籽及其近等基因系无菌苗的子叶柄为外植体，研究了农杆菌感染时间、预培养基和分化培养基中激素配比等对子叶柄再生的影响。

Stipule A modified leaf found as an outgrowth from the petiole or leaf base.

托叶:由叶柄或叶基部生长出的变态的叶,为发育产生的外部结构.

Petiole of basal leaf purplish red, subterete, 3-10 cm, stout, glabrous or papilliferous;

基生叶叶柄紫红色，近圆柱状，3-10厘米，粗壮，无毛或乳头状突起；

Dark green and glossy leaf, thick and white petiole, good plant shape, heat tolerance, good quality.

叶色深绿、叶柄洁白且宽厚 、 外型美观 、 耐热 、 品质佳.

Green or brown flexible petiole, variable internode length. Large trailer.

绿色或咖啡色的柔软叶柄, 节间距离易变. 大的悬垂型.

Morphologic characters of the seedlings from 20 species of Magnoliaceae were described, and some specimens were made and index which based on the morphologic characteristics such as length of cotyledon petiole, cotyledons folder in endosperm and leaf blade's fold mode in shoot was compiled.

描述了20种木兰科常用绿化植物幼苗，基于子叶柄的长度、子叶在胚乳中折叠方式和幼叶在芽中卷叠方式等特征，编制了分属检索表，并制作标本。

But the structural feature and the arrangement of vascular bundles at the abaxial end of the mature leaf petiole of the same species are similar to those of the leaf blade base, which are relatively stable.

但在同一品种的成熟叶叶柄远轴端与叶片基部相接处的结构特征和维管束排列形状常相同，比较稳定。

On one-year-old tawny sticks, with oval-shaped Pikong, especially near the petiole more.

一年生枝浅黄褐色, 具椭圆形皮孔, 尤以叶柄附近为多.

The soybean variety under-sowing with maize ought to select that the leaf is middle size, lanceolate or elliptic, deep green colour, and the petiole is short and thick;

与玉米间作的大豆，宜选育叶片大小中等、披针形或短椭圆形、叶柄短而粗、叶色深绿的品种。

Late-bolting bottom shape, green leaf, thick and wider petiole, high yield and good quality.

晚抽薹 、 束腰美观,叶色绿, 叶柄宽厚, 丰产,品质好.

Whereas the most difference among quantity characters are lobule petiole length and beta coefficient is 70.03 %.

各数量性状亦存在较大变异,其中小叶柄长度变异较大,变异系数达70.03%.

The content of metal elements in a leaf is higher than in a petiole.

蔬菜中重金属元素含量,叶片要显著超过叶柄.

Under the same Pb2+ stress, the petiole length increased as the growth time went by, in a logarithmic function way, and the growth rhythm was fast first, and then got slow down.

同一Pb2+胁迫下的紫萼玉簪叶柄长与生长时间呈对数关系增长，生长节律表现出快-慢的变化。

Rich bottom shape , good quality, glossy green leaf, thick wider petiole.

束腰、美观, 品质优, 叶色油绿,叶柄宽厚.

The results showed that the cotyledon petiole and hypocotyls of 4~ 6 days seedlings had higher differentiation frequency of adventitious buds.

其结果是以4~6日龄的无菌苗的子叶柄、下胚轴上端外植体适于不定芽的较高频率分化；

Light green, elliptical, very thin, long flexible petiole. Usually single crown. Large.

亮绿色椭圆型很薄的叶子, 长而有弹性的叶柄. 通常单个顶芽. 大型.

ObjectiveTo determine the total alkaloid and berberine contents in and petiole organs from Coptis omeiensis.

目的确定峨眉野连不同器官的总生物碱和小檗碱含量.

Among cotyledon , petiole of cotyledon, hypocotyl, and radicle, hypocotyl has the most responsive explants to 2, 4-D .

在子叶 、 叶柄 、 胚轴以及胚根四者当中, 下胚轴对2, 4-D 的反应状况最好.

Olive or petiole and cauline stalk are Brown.

叶柄及茎秆黄绿色或褐色.