...After-ripening is the phenomenon in which dormancy is released due to changes that occur within the seed over time without any special treatment. There are seeds that require light to germinate (light-sensitive seeds, positively photoblastic seeds), seeds whose germination is inhibited by light (negatively photoblastic seeds), and seeds that germinate regardless of the presence or absence of light (light-insensitive seeds). The light-receptor molecule for light germination is said to be phytochrome. ... *Some of the terminology that refers to "positively photoblastic seed" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…後熟とは,特別な処理をしなくても時間の経過とともに種子の中で進行する変化によって休眠が解除される現象をいう。 種子には,発芽に光を必要とするもの(光発芽種子light‐sensitive seed,positively photoblastic seed),光によって発芽が阻害されるもの(光阻害種子negatively photoblastic seed)および光の有無に無関係に発芽するもの(光不感種子light‐indifferent seed)がある。光発芽の光受容分子はフィトクロムとされている。… ※「positively photoblastic seed」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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