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farmland sand prevention
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farmland sand prevention
Encyclopedia
农学
荒漠化治理
释
farmland sand prevention
农田防沙
在干旱、半干旱及部分亚湿润的荒漠化地区,为保障农田生产能力少受风沙影响,通过采用农田修垄、作物留茬覆盖、伏耕压青、种植高秆作物,以及通过条带状或片状栽植作物等措施来覆盖农田,降低地表水分蒸发,增加地表粗糙度,减少农田土壤风蚀的方法。
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National "10th Five-Year" Program for Environmental Protection
National"11th Five-Year Plan"for Environmental Protection
National "12th Five-year Plan" for Ecological Conservation
National "12th Five-Year" Plan for Environmental Protection
National 1∶50000 Database Updating Project
National "9th Five-Year" Plan for Environmental Protection and Vision 2010 Targets
National Aboriginal and Torres Strait Islander Health Plan
National Aboriginal Congress
National Aboriginal Consultative Committee
National Academic Symposium on High-pitched Opera of China
National Academy of Art
National Academy of Chinese Theatre Arts
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