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ecotope
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生态环境
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详细解释：
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以下为句子列表：
英文: According to the configuration and ecotope of the earths surface, the coverage of vegetation, occupation ratio of bare sandy land and the soil texture were selected as evaluation indexes by using the field investigation data.
中文: 利用外业调查数据，依据地表形态和生态状况的变化，确定了植被盖度、裸沙地占地百分比和土壤质地3项评价指标，并建立了基于遥感的科尔沁沙质荒漠化评价指标体系，其中裸沙地占地百分比用混合像元分解的方法获得。
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英文: Measures of soil and water conservation are to enhance consciousness of ecotope and restrain from short-term action paying attention to economy.
中文: 河源的水土保持措施是增强全民生态意识，制止短期经济行为。
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