Describe the difference of primary structure between root and stem.
简述根与茎初生结构的区别？
Describe the difference of secondary structure between root and stem.
简述根与茎次生结构的区别？
There are plenty of Steroid saponin in the root and stem of Anemarrhena asphodeloides Bge.
知母根茎中含大量甾体皂苷，现代药理研究表明知母皂苷及皂苷元为其主要活性成分。
Most portion of hypocotyl has the characteristic of the primary structures of its root and stem.
下胚轴大部分区段同时具有根、茎初生结构的特征。
The AC of leaf, branch, root and stem increased as the stand ages increased, the GCV of them changed oppositely.
叶、枝、根、干的灰分含量随林龄的增大有减小的趋势，而干重热值则相反；
The utility model relates to a blackland and clay root and stem crop ditch loosening machine for loosening soil.
本实用新型涉及一种疏松土壤的黑粘土地根茎作物沟土疏松机。
The alkaloid contents were highest in root and stem base phloem of Amur corktree saplings, and lower in leaves, xylem and periderm.
黄檗幼树根韧皮部和茎干基部的韧皮部中主要药用成分含量很高，而叶片、木质部和周皮很低。
Current study of citrus acridone is focusing on the tissue of root and stem, and there is no report on the study of fruit acridone up to now.
对柑橘吖啶酮的已有研究多以根茎为实验材料，关于果实中吖啶酮的研究尚无报道。
It is important element of production management to control soil water content reasonably and harmonize growth between root and stem at this stage.
合理地控制土壤水分含量，协调地上部分和地下部分的生长是此期生产管理的重要环节。
The platycodoside contents in different organs showed that the order from high to low was flower, ovary, top of reed, root leather, below top of reed, taproot and stem.
对桔梗不同器官总皂苷含量的测定结果表明：总皂苷含量从高到低的顺序依次为；花、子房、叶、侧根、芦头、根皮、芦头下、主根、茎。
On the 27th day of the experiment, the researchers measured stem length, root-system length and the overall weight of the plants.
实验第27天，研究者测量了茎的长度，根系长度以及植物总重量。
Stele the vascular tissue and associated parenchyma tissue and (if present) the surrounding pericycle and endodermis of a stem or root.
包括根或茎的维管组织及相关薄壁组织，若有维管束鞘和内皮包被则这二者也属于中柱结构。
Chinese cabbage, spinach radish and potato are vegetable, we eat theirs root, stem, leaf or fruit.
白菜，菠菜，萝卜，土豆都是菜，有的吃根，有的吃筋，有的可以吃叶子，有的还可以吃果子。
The effect of different substrate on diameter of stem, width of seedling, dry weight of stem, dry weight of root and volume of root is significant at 1% and 5% level.
不同配比的基质分别在5 %和1%水平上不同程度地影响着番茄幼苗的开展度、茎粗、茎干重、根干重和根体积等幼苗生长指标。
This paper deals with leaf, stem and root growth of ten kinds (including clones, varieties and species) of one year poplar seedlings grown from cuttings.
本文对十个杨树种类(其中有无性系、变种，和种)一年生插条苗的叶、茎和根的生长及相互关系进行了研究。
The structure of the root, stem, rhizome and leaf of Aristolochia mollissima Hance are observed and described in the present paper.
本文观察和描述了绵毛马兜铃的根、茎、根茎及叶的解剖构造。
Objective To explore the active constituents in different parts from the root, stem and leaf of Zantedeshia aethiopica by pre-experiment.
目的通过预试验，研究马蹄莲根、茎、叶三个部位可能的化学成分，以寻找有效成分的主要存在部位。
The frequency of callus induce was different on root, stem and leaves.
外植体根、茎、叶愈伤组织诱导的频率不同。
There was a negative correlation between the nitrogenase activities of nitrogen fixing bacteria in root and that in leaf and stem.
此外，甘蔗根、茎、叶中固氮菌的固氮酶活性之间关系较为密切，根中固氮菌的固氮酶活性与叶片和茎中的都呈负相关。
The dry weights of root, stem, leaf and spike coubld be described as S curves either.
荆芥株高、茎径变化动态，根、茎、叶、穗干重积累动态均呈不同特征的“S”形曲线。
Coteledon, stem, and root segments from soybean showed low level chemiluminescence, which increased sharply upon mechanical injury.
大豆的子叶、幼茎和幼根都能产生超弱的光，组织受到伤害，发光增强。
There was a dynamic change of K content in root, leave and stem, they were on the decline in the whole stage.
烟草根、茎、叶中K素含量的变化趋势一致，在整个生育期内均呈下降趋势。
Copper in the root, stem and leaf of cotton which was infected by Verticillium wilt was sprayed with cupric complexes of glycine and water.
用原子吸收分光光度法分别测定了喷施氨基酸铜和喷施清水后，接种棉花黄萎病菌的感病棉株的根、茎、叶中铜元素的含量。
The nitrite contents and its change speed in leaf vegetables was obviously higher than that in melon or fruit vegetables and root or stem vegetables.
叶菜类蔬菜中的亚硝酸盐含量及其变化速率均明显高于瓜果类和根茎类蔬菜。
All the larvae described are of great importance as pests of the stem and root of rubber trees and other tropical plants.
这些天牛幼虫都是橡胶树根、茎及其他热带作物很重要的害虫。
The number of leaves, the length of stem and root, the fresh weight of shoot and root system were inhibited with the increase of salinity.
盐度对无瓣海桑幼苗长叶数、茎长、植株鲜重、主根长、根系鲜重等方面起抑制作用；
There is great effect on the yield of hypericin by the solvent, proportion of solvent and time, and the content in root, stem, leaf and fruit is different.
不同的溶剂及配比、不同的提取时间对金丝桃蒽酮素的产率有着显著的影响，其在元宝草的根，茎，叶，果实中的含量也各不相同。
The absorption of phosphorus in root, stem and leaf was enhanced under certain Cu level, but the concentration would decrease while the Cu concentration was above some level.
适量的铜有助于茶苗根、茎、叶对磷的吸收，但超过一定限度，则茶苗含磷量下降。
We discussed the effects of different managements on height of summer maize, number of nodal root, leaf area, plant stem width and chlorophyll content etc.
探讨了小麦秸秆还田优化施氮、传统施氮等处理对夏玉米的株高、节根、叶面积、茎粗以及叶绿素含量等的影响；
They are also called as "forest vegetables "or" mountain and forest vegetables", so their edible organs include the root, stem, fruit and flowers of some forest plants and mushroom.
也有“森林蔬菜”或“山林蔬菜”之说，即包括某些森林植物的根、茎、果、花和菌类。
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