[ zhǔgēn ] [植物学] principal root; main root; axial root; taproot
Example Sentences:
1.
The root system of the soybean consists of a taproot formed by the radicle . 大豆的根系包括由胚根形成的主根。
2.
Tree that have well develop taproot is well equipped to withstand wind storm 有粗大主根的树能经得住大风暴的袭击。
3.
In our transfer system , quercetin inhibits both primary root and lateral root growth 在我们的体系中， quercetin ( q )对主根和侧根的延伸都有一定的抑制作用。
4.
This is useful when you want to display item listings without displaying a single main root node , as in a list of product categories 如果希望在显示项列表的同时不显示单个的主根节点（例如显示产品类别列表） ，那么此功能将十分有用。
5.
They are closely related to the growing environment regarding to the rhizome with remnant stem scars , adventitious roots , taproot shrink wrinkles , and fibrous roots 人参的根茎及残茎痕、不定根、主根的收缩纹和须根分布形态等与环境和生长年限的关系尤为密切，但各种性状之间存在着变异的规律性和相关性。
6.
When the concentration is low ( < 50 mm ) , nitrate only influences lr development , and has no effect on primary root . but at higher concentration , nitrate obviously inhibits primary root elongation 在浓度相对较低的条件下( 50mm )硝酸根只影响侧根生长，而对主根没有明显影响；随着浓度的提高，硝酸根对主根的延伸也起到了明显的抑制作用。
7.
It is most important to recognize the characteristics including cylindrical section of rhizome ( yuanlu ) , drooping adventitious root tuber ( xiachuiding ) , wirelike wrinkles on tap shoulder ( tiexianwen ) and some slender pliable warty fibrous roots ( zhenvuxu ) 、主根肩部的线形收缩纹(铁线纹)及带疣状突起的细长柔韧的须根系(珍珠须)是最重要的鉴别性状。
8.
The nutrition mechanism of phosphorus efficient arabidopsis might be attributed to longer root , higher ratio of root to shoot , more phosphorus accumulation , and higher activity of acid phosphatase at phosphorus deficiency 在低磷胁迫条件下，磷高效的拟南芥幼苗比磷低效的拟南芥幼苗具有较长的主根，较大的根冠比值，较高的含磷量和磷积累量，较强的酸性磷酸酯酶活性，是其磷高效的可能机理。
9.
The results indicated that the plant growth regulator could increase plant height , main root length , lateral root number , root / shoot ratio , chlorophyll content , proline content and the activity of peroxydase ( pod ) , and improve the ability of drought - resistance of soybean seedlings 结果表明，植物生长调节剂可促进大豆幼苗茎叶生长和主根伸长，增加侧根数，加大根冠比，提高叶绿素含量、脯氨酸含量和过氧化物酶( pod )活性，从而增强了植株的抗旱能力。
10.
The regeneration system of tobacco was established . the adventitious shoots were induced from leaf explants of tobacco based on ms basal medium supple - - mented with 2 . 0mg / l 6 - ba and 0 . 3mg / l naa . then the regenerated plants were rooted on ms medium containing 0 . 3mg / l naa 植株再生体系的建立采用无菌苗烟草叶片为外植体，以ms为基本培养基，筛选出ms + 6 - ba2 . 0mg l + naa0 . 3mg l以诱导不定芽的分化，并于ms + naa0 . 3mg l的pa硕士学位论文v沉了砂“工队nk ”主根培养基上生根，获得完整再生植株。
