“ecosystem disturbance hypothesis”的概念、定义、翻译、参考文献-科学参考

单词	ecosystem disturbance hypothesis
释义	ecosystem disturbance hypothesis Encyclopedia 农学生态系统干扰假说释 ecosystem disturbance hypothesis生态系统干扰假说由自然或人为因素引起的，生物群落外部不连续存在（间断发生）因子的突然作用或连续存在因子的超“正常”范围作用的学说。此种作用能引起有机体、种群或群落发生明显变化，使生态系统的结构和功能发生位移，客观上可促进生态系统演替或景观格局变化。
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