营养刺激 (nutritive stimulus) 为R．Virchow（1858）的细胞病理学中所提倡的、 M．Verworn（1898）的分类上所采用的刺激的一种，是指对生物体或其组成部分连续地起作用所引起的细胞、组织、器官的生长、增殖和肥大的一种刺激，譬如各种刺激素的作用便是其例。
研究表明，在当季生长并在树上成熟的蔬菜比那些在温室里生长并在激光刺激下成熟的蔬菜所含的必需营养要高得多。
Studies demonstrate that vegetables grown in season and ripened on the tree are far higher in essential nutrients than those grown in greenhouses and ripened by laser.
回顾我刚才说到的那个时期，我想我们从英国文学所得到刺激多于营养。
Glancing back at the period of which I tell, it strikes me that we had gained more of stimulation than of nourishment out of English Literature.
而在右半边，他们应用含较少营养的培养基培养细菌，但是这种培养基是为了刺激生物膜的生长而特别设计的。
In the right half they used a medium that contained fewer nutrients, but was specifically designed to stimulate the biofilm growth.
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