hereditary substance meaning in English

遗传物质
遗传性物质

In this thesis , the influence of sound stimulation on the hereditary substance was primarily studied , and the contents and results of this thesis were followed
本文主要就声波刺激对非洲雏菊遗传物质的影响作了初步的实验研究。
Now the research on the effect of sound stimulation on the plant becomes more and more attentive , and it has been found that sound stimulation can greatly influence the growth and development of plant , but the studies about the effect of sound stimulation on the hereditary substance is rare so far
声波刺激刺激对植物生长影响的研究越来越引起注意，现已发现它对植物生长发育过程中许多生理生化过程有明显的影响，但有关声波刺激对植物遗传物质的影响还很少有报道。