茎节

就从茎节下面，沿茎干把它们全砍掉。

Cut them off cleanly through the stem just below the node .

有效穗、主穗长、茎节长、分蘖数、单株粒重均受&主效QTL控制。

It was found that a main effect QTL controlled main spike length , rachis internode length , tiller number and grain weight per plant . 4 .

巴戟天组织培养和快速繁殖研究以巴戟天顶芽及嫩茎节段为外植体，以MS为基本培养基，通过不同的激素种类和浓度配比，建立巴戟天组培快繁体系。

The tissue culture and rapid proliferation techniques of Morinda officinalis How were studied by using apical buds and tender stems as explants . The explants were cultivated in different MS medium with different types and concentrations of plant hormones .

甲醇处理可能通过改变这些激素相关基因的表达水平，从而改变这些激素在RB植株中的分布和水平，增加RB植株茎节及叶片的生长。

Changes in the expressions of these genes might alter the distribution of the gibberellin and auxin contents in RB , which thereby enhanced the growth of the RB stem and leaves .

茎节从下往上茎粗系数逐渐降低，成熟期低于抽雄期。

The stem diameter coefficient gradually reduced with internodes from down to up .

茎节和顶芽可以直接诱导不定芽。

The adventitious shoot can be induced from a nodal segments and tip shoots directly .

穗茎节砷含量与糙米砷含量之间呈极显著正相关。

But As concentration of brown rice has most positively correlation to that of culm .

北方日光温室长季节番茄茎节生长模拟模型

Simulation model of stem node growth of tomato in long season cultivation in northern solar greenhouse

火车烟囱喷出的煤屑和煤烟，纷纷落在田间怒放的野花和毛茸茸的杂草茎节上。

The engine sowed cinders and soot over the fiery flowers and the hairy knobs of weed .

形态特徵：纤细草质藤本，除茎节、柄和叶缘被短柔毛外全株无毛。

Description : Herbaceous vines , glabrous except for pubescent on stem nodes , petioles , and leaf margin .

不同穗型的水稻品种基部节间、中间茎节、穗颈节的伤流强度变化趋势基本一致，其总体趋势是下降的；

The trend of the bleeding intensity in different part of the paddy rice species is consistence , and its total trend is descendent .

成熟期茎节各节位干物质量、可溶性糖含量和淀粉含量与活芽率呈显著正相关；

There were significant relationship between living bud rate and the dry matter weight of different stem nodes , soluble carbohydrate content and starch content , respectively .

其中，玉米叶片、茎节、雄穗、雌穗和根系的三维形态是由基于器官形态结构主要特征而构建的参数化的几何模型来描述的。

Three-dimensional morphological structures of leaf , stem , tassel , ear , and root system were described by parameterized geometrical models based on organ morphological structural characteristics .

水稻地上部形成的冠状根主要是在低位茎节上长出的根，是植物正常发育一部分。

In rice ( Oryza sativa ), the shoot-borne crown roots are the major root type and are initiated at lower stem nodes as part of normal plant development .

在通往埃伦·瓦宁的道旁生长着一种甘蔗似的草，它们的茎节处偶尔会有一个突出，里面会有一个很适于垂钓的虫子。

Out Ellan Vanin way a cane-like weed grew along the road that showed an occasional bulge on its stalk , containing a substantial worm that was good for fishing .

结果表明：（1）同一穗型水稻品种不同部位的伤流强度随生育期的变化有很大差异，以基部节间伤流强度最大，其次为中间茎节，穗茎节伤流强度最小；

The results indicated that : ( 1 ) the bleeding intensity has very big difference in different part during the growth periods of the rice species of the same Panicle-Type .

草坪草的茎节数、节间长度、叶片长度均是随践踏强度的增加而减少，重度践踏胁迫下，分别比对照减少20.1%、26.9%和33.4%。

Manilagrass was trampled by 4 trampling intensities in 3 courses . The internode length , the leaf length and the number of node will increase as the trampling intensities become stronger .

主要试验结果如下：1不同玉米品种干物质在叶片、叶鞘、茎节等器官积累、分配具有一定的差异性。

The main results were as follows : 1 There were some differences among maize varieties in dry mass accumulation and partitioning in different plant organs such as leaf blade , sheath and internodes .

结果表明：蔓长、叶柄长、茎节长、蔓粗、分枝数和产量性状的遗传力相对较高，达到50%以上；

Heritability of broad sense was relatively high for the characters of tendril length , petiole length , burl length , tendril width , divarication and yield-contributing characters , being all higher than 50 % .

我会采摘这样的茎节，并把它切成统一的尺寸，一包一包地装好，乘着我的独木舟向划艇上的垂钓者们叫卖。

I would harvest worm-laden segments of the stalks , cut to a uniform length , and peddle them in bundles to the fishermen in their rowboats , gliding up to them in my canoe .

汽车夫赶快把车子调头，穿过了厂里的煤屑路，就从后门走了。火车烟囱喷出的煤屑和煤烟，纷纷落在田间怒放的野花和毛茸茸的杂草茎节上。

The chauffeur quickly turned the car round , then drove back along the cinder path and out through the back gate . The engine sowed cinders and soot over the fiery flowers and the hairy knobs of weed .

在本试验中，固体培养方式下添加中草药萃取液的处理效果最好，成苗时试管苗的苗高达7.3cm，茎节数达7.1个，繁殖倍数高于其它处理。

In this research , the solid medium supplemented with plant liquid extract showed best results . After four week culture , the plant height reached up to 7.3 cm , node number 7.1 , and the propagation coefficient was highest among all treatments .

结果表明，小麦生育期间叶片含水量、失水率、植株高度、拔节期苗高、穗茎节长、抽穗度与抗旱性有着密切地相关关系。

The results showed that drought-resistance was highly correlated with leaf water POtential , water loss rate , plant height , length of ear stem , length of ear stem out leaf sheath and length of flag leaf , and it had no significant negative effectS on grain yield .

小麦幼穗、茎、节组织培养和植株再生

Tissue Culture of Young Spike , Stem and Nod of Wheat and Plantlet Regeneration

研究结果表明：（1）地下茎的节是克隆繁殖的必要条件，节的有无决定克隆繁殖是否发生；

Philoxeroides . The results show that : ( 1 ) the node of rhizome is prerequisite of its clonal reproduction ;

选用皱壳棉实生苗的微繁殖系幼枝和茎的节段作为诱导离体开花的外植体。

Shoots and stem nodes of the micropropagated clones of Gossypium costulatum were used as explants , which were cultured to flowering in vitro .

GUS染色结果显示，POS基因在根、叶、茎尖、节位和分蘖芽都有表达。

Staining results showed that POS mRNA was detected in vegetative organs , including root , leaf , shoot apex , upper node and tiller .

发现除了最大叶宽与烟叶钾含量呈负相关外，株高、茎围、节距、叶数和最大叶长与烟叶钾含量均呈正相关关系。

The correlation between plant height , stem girth and the potassium content had reached significant level .

结果表明：不同的氮用量和密度对伊兹密尔的株高、茎围、节距和叶片大小影响较大。

The results showed that there were greater effects of nitrogen rates and density on plant height , stalk width and leaf size .

对19个基因型材料调查株高、茎围、节距、单株叶数、最大叶的叶长和叶宽等农艺性状，取各基因型平均值进行与烟叶钾含量性状的相关分析。

Results showed that potassium content and plant height , stem girth , step , leaf number and the biggest leaf length was positive correlation .