一种促使茎和根伸长的合成植物激素。
A synthetic plant hormone promoting elongation of stems and roots.
本研究为水稻冠状根伸长的分子调控机理提供了新的理解。
Our findings provide new information about the molecular regulation of the emergence of crown root in rice.
结果表明：木屑为催根基质，根伸长较快，且后期不存在根老化现象，成花率也高于珍珠岩为基质的材料，且可缩短生育期。
The results showed that when sawdust was used as root-forcing medium, the root elongation was faster, the flowering frequency was higher, and also the growing period could shorten.
他划了根火柴，然后伸长胳膊举着。
测定单根纱线的抗拉断裂强力和断裂伸长。
To measure tensile strength and breaking elongation of single yard.
用于全自动测定单根纱线的断裂强力和断裂伸长，打印测试数据和统计结果。
Used for measure tensile strength and breaking elongation of single yarn and print statistic results.
对多花银叶树组织培养研究中的增殖培养、幼芽伸长生长、壮苗培养、根诱导等进行了研究。
This paper deals with proliferation culture, plumule elongation, strong plant culture and root inducing on tissue culture of Leucadendron floridum.
用于测定棉、毛、麻、包芯纱的单根纱线及合成纤维长丝、变形丝的断裂强力和断裂伸长率。
Used for testing breaking tenacity, elongation at break of single yarn made of cotton, wool, jute, core-spun yarn etc, at the same time including synthetic fibre filament, textured yarns.
用于测定单根纱线及合成纤维长丝及变形丝的断裂强力和断裂伸长率。
To determine a single synthetic filament yarn and silk and deformation of the breaking strength and elongation at break.
他们都伸长脖子想看个究竟，就好像被一根无形的绳子牵着。
They all stretched their necks to see what was happening, as if pulled by an invisible string.
伸长的细胞随后开始分化，形成根毛、导管等不同结构，于是植物的根便发育成熟了。
The elongation cell afterwardsstarts to split up, forms the root hair , the drive pipe and so on thedifferent structure, thereupon plant ' s root then grew maturely.
用于测定棉、毛、麻、包芯纱的单根纱线及合成纤维长丝，变形丝的断裂强力和断裂伸长率。
Used for testing breaking tenacity, elongation at break of single yarn made of cotton, wool, jute, core-spun yarn etc, at the time including synthetic fiber filament, textured yarns.
用于全自动测定单根纱线的断裂强力和断裂伸长，打印测试数据和统计结果。
Used for measure tensile strengh and breaking elogation of single yarn and print statistic results.
跳到一根漂浮的木头上，伸长你们的尾巴，然后蹿过去！
根系内源生长素促进烟草生根，但在一定范围内，浓度较低会促进根原基的发生，而浓度较高反而抑制根原基产生，并同时能够促进根系的伸长生长。
But within certain scope, it promoted tobacco roots' primordius' coming into being When the concentration was lower, restrained which and promoted elongation of them when concentration was higher.
GUS染色显示NPC2在根中主要是在根尖分生区和伸长区表达，在成熟区主要是在维管组织中表达；
The results of GUS staining showed that NPC2 expressed mainly in meristematic zone, elongation zone and vascular tissue of maturation zone of root tip;
根的生长主要取决于根尖区的细胞分裂和伸长，而调控根尖分生组织细胞分裂的成分很大程度上是未知的。
Root growth is mainly determined by cell division and subsequent elongation in the root apical area. Components regulating cell division in root meristematic cells are largely unknown.
结果发现灰葡萄孢代谢产物对供试植物种子萌发后根和芽的伸长以及幼苗的生长都有一定的抑制作用，但是不同菌株间差异明显。
The metabolites generally showed certain toxicity on the root and bud growth of plant seeds and the seeding growth of plants tested, but different isolates exhibited different activities.
结果发现灰葡萄孢代谢产物对供试植物种子萌发后根和芽的伸长以及幼苗的生长都有一定的抑制作用，但是不同菌株间差异明显。
The metabolites generally showed certain toxicity on the root and bud growth of plant seeds and the seeding growth of plants tested, but different isolates exhibited different activities.
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