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水土保持耕作措施
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水土保持耕作措施
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农学
水土保持耕作措施
释
soil and water conservation tillage measure
水土保持耕作措施
在水蚀和风蚀的农田中,采用改变小地形、增加植物被覆、地面覆盖和增强土壤抗蚀力等方法,达到保水、保土、保肥、改良土壤、提高产量的农业技术措施。主要用于治理坡耕地的水土流失。
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foreign trade market (in the Song Dynasty)
foreign trade ports in modern China
foreign word
forein body in pharynx
foreland
foreland basin
forelock
Forel scale
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forensic accounting identification
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forensic DNA typing
forensic entomology
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