根茎

The Poa pratensis is graminaceous rhizome needle grass,its rhizome are very stronger,the nutrition value is very higher.Now it is used as grass seed to conserve water and soil,graze and mow grassland and degraded grassland restoration.

草地早熟禾为禾本科多年生根茎下繁草，根茎发达，营养价值丰富，常被作为水土保持草种、放牧及刈割草场草种、草地退化恢复的先锋草种。

Result The growth of the subterranean organs of Curcuma longa can be divided into five phases:root system growth,rhizome formation,rhizome intumescence-root tuber formation,rhizome dry matter accumulation-root tuber intumescence and root tuber dry matter accumulation.

结果：将黄丝郁金的地下器官形态发育划分为五个时期，即根系发育期、根茎形成期、根茎膨大－块根形成期、根茎干物质积累－块根膨大期、块根干物质积累期。

The results showed that the branching pattern of lotus rhizome was monopodium and the branches were horizontally alternate with branching angle from 62.6°to 98.7, and was varying from different cultivars.

结果表明，莲根茎分枝类型为单轴型，新生的次生根茎交替着水平伸向上级根茎的两侧，分枝角度62.6~98.7°，品种之间存在差异。

Rootstock ± vertical, 5-12 mm in diam., not tuberculate, with thickened roots along rootstock. Stem 16-50 cm tall, erect, not rooting at nodes, with 0.2-1.3 mm retrorse to patent nonglandular trichomes and rarely 0.7-0.8 mm patent glandular trichomes.

根茎多少垂直，直径5-12毫米，不具瘤，根沿着根茎加粗。16-50厘米高的茎，直立，并非根在节上，具0.2-1.3毫米对开展非腺状毛状体和很少开展腺毛0.7-0.8毫米。

Microscopic identification of pharmacognosy method was used to observe the root and rhizome of Atractylodes characteristics in the organization of the difference.

针对关苍术根和根茎混用的现象，从性状、显微、理化性质方面，对关苍术根和根茎进行生药学鉴定，从而区分关苍术的根和根茎。

Objective To study on qualitative and quantitative methods for the main active constituents of acanthopanax senticosus by TLC and HPLC and compare the quality of stem with the quality of root and rootstalk.

目的采用薄层色谱法和高效液相色谱法对市售刺五加根、根茎、及茎中主要活性成分进行定性定量研究，比较刺五加根、根茎、及茎的质量。

In the 50 cm plough layer per m2 area, the total rootstalk weight of L.

结果表明：赖草株高45~120 cm，单生或丛生，具下伸土壤30~50 cm耕层间有横走根群，每平方米内，深50 cm耕层内赖草根茎总重量为1129.3 g，根茎总长度为2783.3 cm，根茎上的新芽589.7个，使土壤严重缺水，肥力下降；土壤水分在13.4%左右时，对出苗影响不大，对生长发育有很大的影响；气温在-6~6℃，根茎萌发出土，高峰期为4月上旬，平均单株结种量为468.4粒；每平方米内有赖草120~160株时，大黄产量损失达15.8%~17.8%；田间每平方米内有赖草1株时，采用人工或机械深耕捡出地下根茎，减轻翌年危害来源。

From the perspective of engineering materials research, the microstructure of root, stem and leaf of wheat were observed and analyzed in using electron microscope technology.

根茎叶具有的强度和刚度，是小麦在复杂外力作用下能正常生长的主要原因，是根茎叶资源工业开发利用的基本依据。2。

Phytophthora root and stem rot, caused by Phytophthora sojae, is a prevalent and destructive disease in some soybean-growing regions. The causal fungus overwinters with oospores in soil and causes soybean root and stem rot next year.

在某些大豆生产区，由大豆疫霉菌引起的大豆根茎腐烂病是一种普遍流行的、极具破坏性的病害，病原真菌以卵孢子在土壤中越冬，在条件适宜时导致下一年大豆发生根茎腐烂。

"Half the blueberry plant is underground rhizome system," Yarborough explains, burn off, you get these new sprouts .

"蓝莓植株本身有一半作为根茎系长在地下，"亚伯勒解释说：当你焚烧这些植物后，从地下的根茎上便更容易长出更多嫩芽。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。