retrogressive succession

…This difference is one of the reasons why both the monopolar theory and the polypolar theory have arisen. The phenomenon in which a pampas grassland changes to a turf grassland due to grazing is a progression in the opposite direction to the natural succession, and is called retrogressive succession. Retrogressive succession progresses when an external force is applied, and as soon as the external force is no longer in effect, it returns to the normal succession process. …

*Some explanations of terms that refer to "retrogressive succession" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…この違いが単極相説と多極相説の両説を生む一因となっている。放牧によりススキ草原がシバ草原に移り変わるというような現象は，自然状態下での遷移とは逆方向の進行であり，退行遷移retrogressive successionという。退行遷移は外力が加わって進行し，外力が働かなくなると直ちに通常の遷移過程にもどる。…

※「retrogressive succession」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