dry-tillage agriculture ecological environment
...关键词] 旱作农业生态系统；恢复与重建；水土保持；宁夏 [gap=875]Key Words: Dry-tillage Agriculture Ecological Environment , Restoration and Rebuilding ,Soil and Water Conservation, Ningxia ..
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dry-tillage agriculture ecological environment
旱作农业生态环境
以上为机器翻译结果，长、整句建议使用 人工翻译 。