Auxins are phytohormones.
生长素是一类重要的内源植物激素。
参考来源 - 海藻中植物生长素的提取、纯化及测定Furthermore,the annual multi season growths of ramie make it interesting to study on its growth regulation especially in like phytohormones mechanism.
苎麻的一年多季生长使关于其生长激素的研究具有充分的意义。
参考来源 - 苎麻生长素结合蛋白ABP1基因cDNA的克隆及功能初步研究·2,447,543篇论文数据，部分数据来源于NoteExpress
N a hormone-like substance produced by a plant 植物激素
Phytohormones affected obviously the growth and nicotine content of the hairy root.
烟草发状根培养中，激素对发状根生长和烟碱合成有较大影响。
The changes rules of endogenous phytohormones in Citrange and Shanxiahong under drought stress were studied.
研究了干旱胁迫下枳橙和山下红密柑内源激素含量的变化。
Effects of basal culture medium, sucrose concentration, natural extracts and phytohormones on protocorm differentiation were studied.
试验了基本培养基、蔗糖浓度、天然提取物以及植物激素对铁皮石斛原球茎分化的影响。
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