英语释义

1. sheath sense 2b

2. ocrea

片语

Young leaf sheath幼叶鞘

Banded leaf and sheath blight纹枯病

leaf sheath scar叶鞘痕

leaf sheath length叶鞘长度

persistent leaf sheath宿存叶鞘

Purple leaf sheath紫色叶鞘

wheat leaf-sheath assay小麦叶鞘检验法

discoloured leaf sheath总糖量

英汉例句

• the silicide components in cuticle of rice straw stem, leaf sheath and rice shaft were studied by means of xps-peak-differentation-imitating analysis.

  用xps测定结合分峰拟合分析，研究稻草茎部、叶鞘、穗轴等部位皮层中硅化物的组成。

• nitrogen output rate from flag leaf, stem and leaf sheath were increasing, but nitrogen contribution rate was decreasing with varietal development.

  随着品种演替，旗叶、茎桿和叶鞘中的氮素输出率增加，而输出氮的贡献率则与此相反。

• the relationship between spikelet fertility and the green leaves area, the dry matter dynamic of leaf sheath and culm of different cultivars was analyzed.

  对不同品种绿叶面积和茎鞘干物质的动态变化及其与子粒结实的关系进行了分析。

• soluble sugar of leaf sheath dropped.

  叶鞘可溶性糖含量下降；

• it concluded that, at the early stage of grain filling, leaf sheath performed the physiological function as sink, which received nutrient substance from leaves.

  此结果表明，灌浆初期，叶鞘接收叶片的营养物质，具备「库」的生理作用；

• it might be one of the reasons why bph has a preference of feeding on leaf sheath aggregately from chemical point of view.

  这也许是褐飞虱喜欢聚集在叶鞘部位取食的化学因素之一。

• the area of duct is bigger than that of phloem in flag leaf and leaf sheath , but smaller in the first internode, primary branch and secondary branch.

  不同部位维管束性状的差异较大，叶片、叶鞘的导管面积大于韧皮部面积，穗颈节间、一次枝梗、二次枝梗的韧皮部面积大于导管面积；

• the flag leaf sheath length affects heading.

  倒一叶鞘长度显着影响出穗效果。

• it was shown in the populations that the apiculus coloration matched to basal leaf sheath coloration in each plant.

  在各个植株上，稃尖颜色和叶鞘颜色的表现完全相同。

• in the whole grain filling periods, leaf sheath performed function as flow organs which participated in assimilation products transportation from leaves to grains.

  在整个灌浆期，叶鞘又作为物质向籽粒运输的通道（流）——转运同化物质。

• the content of v_c in pei「ai 64s/e32」s leaf and leaf sheath was obviously lower than the control in the entire life cycle.

  培矮64s／e32整个生育期叶片及早期叶鞘v_c含量明显低于同时期对照组合两优培九。

• the area between the upper part of the leaf sheath and the basal portion of the leaf blade contains several specialized organs, such as the laminar joint, auricle and ligule.

  在叶鞘的上部和叶片基部间包含几种特化的结构，如叶枕、叶耳和叶舌。

• the main invasion method of grub is invading directly form leaf gap of the leaf sheath and bore a hole in leaf sheath.

  幼虫侵入水稻方式以从剑叶叶鞘缝侵入和从剑叶叶鞘处咬孔侵入为主。

• heat tolerant cultivar is higher than heat sensitive cultivar in leaf phloem area ratio and leaf sheath duct area ratio, while lower in leaf duct area ratio and leaf sheath phloem area ratio.

  耐热品种的叶片韧皮部面积比例、叶鞘导管面积比例大于不耐热品种，叶片导管面积比例、叶鞘韧皮部面积比例则小于不耐热品种。

• the result showed that the first leaf sheath length increased significantly than control, but seedling height and the second leaf sheath increased slightly in ga3 soaking experiment.

  结果表明，ga3浸泡处理的幼苗第一叶鞘长度较对照显着增加，苗高和第二叶鞘长度增加效应不显着；