种植者们试图让他们的作物离自己家越近越好，他们住在山顶上或者有山麓小丘覆盖的林子里。
Growers tend to locate their crops as close to their homes as possible, on the edge or just inside the forest that carpets much of the foothills.
大量砍伐森林，种植林业经济作物使得当地森林覆盖率日渐减少，水土流失严重。
The disafforestation and growth of economic crops caused the decreased forest coverage rate and water and soil loss.
地膜覆盖种植技术可大幅度提高作物单产水平，因而得以大面积推广应用，但用过的地膜不能及时回收，滞留在田间，对土壤及生态环境都造成了污染。
Plastic film laying on crop is widely used in China, but most of the used films are left inthe fields after harvesting, and pollution is made both to the soil and environment.
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