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汉语拼音：gēn xì

一株植物全部根的总称。主根发达的叫直根系，如棉花；主根不明显，茎基部产生许多须状根的叫须根系，如小麦。

1. 同祖的系统。

   《晋书·刘颂传》：“ 舜 后 姚 虞 、 陈 田 本同根系，而世皆为婚，礼律不禁。”

2. 植物的主根和全部侧根的总称。一般分直根系和须根系两种。

• So his advice is to pull the plant out of the container, then cut the bottom half of the root ball into four parts.

  所以，他的建议是将植物从容器中拔出来，然后将根系的下半部分切成四份。

• it had relationship of distribution in various organs of Suaeda heteroptera and sediment of organic matter and its physicochemical property.

  在翅碱蓬各器官中的分布特征与根系沉积物中有机质及污染物理化性质有关。

• The desire to expand my roots and to bear fruit in my life developed into a tool that I've used off and on for more than 20 years.

  在我的生活中，想扩展根系和结出果实的愿望变成了一个工具，我不停地用了二十多年。

• It is suggested that this chromosome region can be a candidate for fine mapping of QTLs related to root and grain yield traits.

  因此，此染色体区段可能作为一个玉米根系与产量相关性状相关QTL精细定位的候选区域。

• The planted seedling had thinner and shorter roots and the number of roots was more than that of the seeded plant.

  结果表明：与播种苗相比，栽植苗形成细、短的根系，但根系数量较多；

• There was no significant correlation between root biomass and soil discharge rate of N2O.

  土壤排放N2O速率与根系生物量没有明显的相关关系。

• The mother tree is usually surrounded by the offshoots, all connected via the same root system.

  在母树的周围通常有着很多个的分支，它们之间通过同根系相互连接。

• GRACE'S AVATAR is gently connected by the same questing ROOT- CILIA-- they entwine with the QUEUE and spread over the body.

  格蕾丝的阿凡达也与根系上同样的纤毛联系在一起——它们缠绕在发辫上，随之散布到全身。

• Root QTL location is of great importance to further study of the mechanism of root inheritance.

  根系QTL定位对深入研究根系遗传机制有重要作用。