root hair

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But the more vacuolation of epidermis and cortex appeared in root-hair region.
但表皮和皮层细胞直到根毛区才高度液泡化。
For root traits, 4 types of mutative traits including shorter root, larger root, non-hair root, and gravity-insensitive root were found.
根系性状出现短小根、发达根、无侧根和弱向地性等4种变异类型；
I guess it’s for this reason that I love the Crown Pop-up sink stopper idea; the exposed top end stays clean while the root-ish tail end catches the hair and goop.
我想这也许是我为什么这么喜欢这款下水漏的原因吧。你看，暴露在外的上表面一直很干净而下面的像根一样的尾巴就会把头发截留下来了。

Because despite all the hair-pulling, Kotkin and Florida both presume to be arguing, at root, about facts.
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a thin part like a hair that grows from the roots of plants and takes in water and food

any of the hollow hairlike outgrowths of the outer cells of a root, just behind the tip, that absorb water and salts from the soil

根毛
The number of the root hair of the legume had no close relation to the nodulation.
2．根毛的多少与豆科植物是否结瘤没有十分密切的关系。
生物学
根毛
The Rhizobium lipochitooligosaccharide nod factors are external signals which elicit various physiological responses on the roots of host plants, such as root hair cells deforming, cortical cells redividing to form nodule primodium.
结瘤因子是根瘤菌分泌的寡糖，它作为外在信号，诱发宿主植物根部各种生理反应，引起根毛变形，诱导皮层细胞分裂，形成根瘤原基。