...The term "plant regulator" is used to include these synthetic substances, as well as substances that exhibit plant hormone-like activity in small amounts but are not necessarily common in the plant kingdom. When the emphasis is on substances that affect plant growth, the synonyms "plant growth hormone" and "plant growth regulator" are used, respectively. The word hormone was first used in the world of botany in 1909, when German H. Fitting discovered that extracts of orchid pollen caused the enlargement and growth of the ovary (parthenocarpy), and he believed that the extract contained an active substance and named it hormone. *Some of the terminology that mentions "plant growth regulator" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…これら合成物質,および微量で植物ホルモン様活性を示す物質ではあっても必ずしも植物界に普遍的でないものをも含めた場合には,植物調節物質plant regulatorという名称が使われる。植物の生長に影響を与える物質という意味に力点を置いた場合には,同義語としてそれぞれ植物生長ホルモンplant growth hormoneおよび植物生長調節物質plant growth regulatorまたは植物生長物質plant growth substanceという言葉が用いられる。植物学の世界でホルモンという言葉が最初に使われたのは1909年のことで,ドイツのフィッティングH.Fittingがランの花粉の抽出物が子房の拡大生長(単為結実)を引き起こすことを見いだし,この抽出物中に作用物質が存在すると考え,ホルモンと名付けた。… ※「plant growth regulator」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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