…Seed germination is visible to the naked eye as the emergence of the root or shoot breaking through the seed coat, but this is the final result of the germination process, and includes the physiological and biochemical changes that begin with water absorption and end with the morphological changes mentioned above. The percentage of germinated seeds relative to the total number of seeds is called the germination rate. The period during which seeds retain the ability to germinate (seed life span) varies greatly depending on the type of plant. … *Some of the terminology explanations that mention "percentage germination" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…種子の発芽は,肉眼的には幼根または幼芽が種皮を破って出現することとして認められるが,これは発芽過程の最終的な結果であり,吸水に始まり上記の形態的な変化に至るまでの生理・生化学的変化を含めて発芽という。発芽したものの全体に対する百分率を発芽率percentage germinationという。 種子が発芽する能力を保つ期間(種子の寿命)は植物の種類により大きく異なる。… ※「percentage germination」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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