Phosphorus is one of the important elements of land ecosystem, and is also the limit factor of plants.

磷是陆地生态系统重要的生命元素之一，也是农作物生长的主要限制因子。

youdao

The tourism environment carrying capacity(TECC) of Doupent Moutains is 500 people at present and the lack of managing people is the main limit factor;

结果表明目前斗篷山旅游环境承载力约为500人，管理人员不足是限制目前斗篷山旅游环境承载力的主要因素；

youdao

The tourism environment carrying capacity(TECC) of Doupent Moutains is 500 people at present and the lack of managing people is the main limit factor;

结果表明目前斗篷山旅游环境承载力约为500人，管理人员不足是限制目前斗篷山旅游环境承载力的主要因素；

youdao