滇池富营养化成因分析

滇池富营养化是湖泊生态环境演变过程的景观显示,是湖泊生物生产力在必需的营养条件和适宜的环境条件相互作用下发生发展的生态过程。其生态演变因素可分为“自然的"与“人为的"两种。营养盐的大量输入是滇池富营养化的主要原因:适宜的自然环境是发生富营养化的重要条件:人类活动的强度干预,加速了滇池的富营养化。 

Contributing Factor Analysis of Eutrophication of Dianchi Lake

Dianchi Lake eutrophication is a kind of landscape display of lake's ecological environment in the process of evolution and transformation, and also an ecological process in which the productive force of limnological organism originates and develops under the joint action of imperative eutrophic and favorable environmental conditions. Its ecological evolution factors can be divided into two kinds:"the natural ones" and "the artificial ones". Large nutrient input is the mam cause of eutrophication of Dianchi Lake, and ppropriate natural environmemt is an important factor for the lake's eutrophication, while heavy interference caused by human activities speeds up the process of eutrophication.