皮孔

孢子浓度在2.0×104-5.0×104／mL范围内，孢子在皮孔处的吸附数量无显著差异。

From 2.0 × 104 to 5.0 × 104 spores / mL , there was no difference in the number of conidiospores attached on the lenticel .

富士皮孔密度最大，国光次之，鸡冠最低。

The lenticel density showed Fuji > Ralls > Jiguan .

20个无性系均在淹水6～14d后形成了膨大皮孔和不定根。

All 20 clones formed hypertrophied lenticels and adventitious roots by Day 6 to 14 of flooding .

从微观结构观察发现，臭氧水冷激处理可以清洗冬枣表皮裂缝和皮孔的蜡质，有助于枣果内部CO2气体的排逸，从而延缓了冬枣的酒化；

By the ultrastructures of winter-jujube pericarp , cold-shock treatment with ozonated water could clean out the waxiness of crackle and lenticel , which is helpful for exchange of fruit internal CO2 and air , and inhibit accumulating of ethanol concentration .

从40～50d，菌丝体扩展更为繁茂，一些菌丝开始突入皮孔的第2层组织。

From 40 to 50 days after inoculation , the mycelium developed more lushly and some hyphae intruded into the second layer of the lenticels .

苹果品种对轮纹病菌皮孔侵染的抗性机制

Mechanism of Apple Varieties Resistant to Lenticel Infection by Ring Rot

大鼠壁胸膜间皮孔的扫描电镜观察

Scanning electron microscope study on mesothelial stomata of rat parietal pleura

枣头节间长度变短、皮孔增大、皮孔密度变小等。

The internode length and lenticel density are smaller than the average .

钙处理对苹果梨果实皮孔陷斑病的防治效果

Control Effect of Calcium Treatment on Lenticel pit of Pingguo pear Fruit

马铃薯品种对软腐欧氏杆菌皮孔侵染的抗性机制

Mechanism of resistance of potato varieties to lenticel infection by soft rot ERWINIAS

根原基发端细胞不断分裂成具有方向性的根原基，根原基穿过韧皮射线和皮层，向皮孔或下切口方向发展；

Growth and development of the root primordium ;

插穗不定根形成的部位除常见的根原体、愈伤组织发根外，还发现了较为罕见的皮孔出根。

Besides root primordium rooting and callus rooting , the rare lenticel rooting was also encountered .

自然情况下果实、枝条皮孔侵染率低。

In natural circumstances the infection rates of lenticels on the fruit and twig is also lower .

苹果梨果实皮孔陷斑病发病原因的探讨&与钙素营养的关系

Approach to the Cause of Fruit Lenticel Pit Disease of Pingguo Pear ── Its Relationship to Calcium Nutrient

皮孔组织结构及密度与苹果枝干粗皮病发生的关系

Study on the Relationship Between Lenticel Tissue Structure and Density and the Occurrence of Apple Rough Bark Disease

相关分析表明树皮皮孔密度与枝干粗皮病的病情指数间存在明显的正相关关系。

All the observation results indicated that there was remarkable correlative relation between lenticel density and disease incidence .

次生生长后产生周皮、皮孔和次生维管组织。

Periderm , lenticelle and secondary vascular tissue in the gynophore are produced due to its secondary growth .

具开放型皮孔的品种其失重率与皮孔覆盖值成显著正相关。

Fruit weight loss ratio was remarkable positively related to the lenticel coverage value in varieties with opened lenticel .

1年生枝条皮孔密度和皮孔大小与抗病性之间存在显著的负相关。

There was a remarkable negative correlation between lenticel density and size and the resistance to this disease among the cultivars .

结果表明，枝干轮纹病病斑在皮孔部位发病频率为92%，非皮孔部位为8%。

The results showed that the occurrence of ring rot disease was 92 % in lenticels and 8 % not in lenticel .

3黄金梨的果点发育可分为四个阶段，即气孔期、皮孔期、果点形成期和果点增大期。

The development of fruit dot has four stages : stomata , lenticels , fruit dot shaped , and fruit dot increased .

目的观察鼠壁胸膜间皮孔的形态结构，阐明胸膜腔内物质的吸收途径。

Objective To explain the routes of absorbing particulates in the pleural cavity by observing the morphosis structure of the mesothelial stomata .

皮孔密度与其直径之积可作为1个形态指标，用于对枝干轮纹病抗性的简单评价。

It is suggested that the lenticel density and size could be used as an index for evaluating the resistance of a cultivar to this disease .

结论细胞间池-血管周隙-囊上皮孔，构成了神经垂体分泌物释放入脑脊液主渠道的结构基础。

Conclusion Intercellular cistern , perivascular space and epithelial openings consist of the structural foundation of the chief channel for secretions of neurohypophysis releasing into CSF .

放气孔有条板的换气口，比如在车辆的引擎盖上气体通过气孔或皮孔释放的方式排出。

A slatted , ventilating opening , as on the hood of a motor vehicle . Gaseous excretion takes place by diffusion through the stomata and lenticels .

扦插后9天左右，幼小不定根从皮孔处和切口上方顶破皮层2种方式伸出皮层外。

About 9 days after cutting , young adventitious roots knock out the cortex in two ways & from the lenticels department and the incision at the top .

气体通过气孔或皮孔释放的方式排出。左右两侧的两个大孔，分别表示进气阀孔和排气阀孔。

Gaseous excretion takes place by diffusion through the stomata and lenticels . The large holes on the left and right represent the inlet and exhausting valve ports respectively .

细胞间隙连接半通道的生理学特性皮孔通道与中果皮细胞间隙相通。

PHYSIOLOGICAL PROPERTIES OF HEMI-CHANNEL OF GAP JUNCTION The lenticel ducts connected with the interstices between cells in the mesocarp , which were large and presented in great numbers .

皮部具有明显的吸硫能力，与皮孔的总开度有关，也为表皮结构所影响。

The bark can absorb sulfur evidently and the capacity is interrelated with the total break of lenticelle , furthermore , it is also influented by the surface structure of stems .

结果表明：形态结构抗性方面，感病品种的皮孔密度和长度及气孔密度、长度和宽度都明显高于抗病品种，抗、感品种间皮孔、气孔的排列方式也存在一定差异。

The morphological re - sults showed that branch skin hole density , length and blade stoma density , length and width of susceptible varieties were larger than those of resistant varieties .