Marcia Ishii-Eiteman, a senior scientist with Pesticide Action Network, summarised the benefits of agroecology: “Through ecological practices, farmers can increase biological diversity, decrease erosion, improve water and nutrient cycling, provide habitat for pollinators and build the soil’s organic matter.
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There are still some fields planted this way and they do decrease erosion.
现在，仍有许多农田用这种方法耕作，而且土壤侵蚀度也确实降低了。
Because of this increased concentration, regrowth of plants is minimal, leading to increased erosion, which leads to a decrease in the fertile topsoil, leading to even less regrowth.
由于浓度的增加，植物的再生长很少，导致侵蚀增加，使得肥沃的表层土壤减少，再生长更少。
Irrational land use and forest cutting have resulted in the serious degradation, the decrease of land productivity and the water and soil erosion in the fragile soil system and forest system.
不合理的土地利用方式和对森林的不合理砍伐导致脆弱的土壤系统和森林生态系统的严重退化、生产力下降和严重的水土流失。
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