adventitious root development 不定根发育
characteristics of root development 根系发育特征
root system development ability 根系发育能力
development of root 根系发育
root growth and development 根系生长发育
root system development and activity 根系发育和根系活力
Soaking seeds in range of appropriate concentrations of DPC enhanced root vigour effectively, promoted root development and raised root/shoot ratio under salt stress.
适当浓度范围的DPC浸种有效提高盐胁迫下棉苗的根系活力，提高出苗率，促进根系发育，提高根冠比。
参考来源 - 外源钙和缩节安对棉花幼苗耐盐性的调控及其机理·2,447,543篇论文数据，部分数据来源于NoteExpress
Although the importance of auxin in root development is well known, the molecular mechanisms involved are still unknown.
众所周知生长素对根的发育有着重要的作用，但对其作用的分子机理却尚未明了。
Human tooth development is a consecutive process, which includes bud stage, cap stage, bell stage and tooth root development.
人类牙齿发育是一个连续的过程，经历了蕾状期、帽状期、钟状期和牙根发育期。
Nutritional imbalance had significant inhibitory effect on root development.
营养的不平衡对根系发育抑制作用明显。
"You are going to see an uplift of forces come in and I think you'll start to see this tightening ring of security in and around Kandahar city that I think will then provide the security bubble for governance to start to take in and development to start to take root in Kandahar city."
VOA: standard.2010.05.26
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