Aiming at serious eco-environmental problems on the Loess Plateau, the author analyzed loess forming cause, mechanism and its structure traits, investigated function of soil reservoir, furthermore studied important action of joint defense of ground reservoir, soil s reservoir and underground reservoir in reconstruction of Loess Plateau. The result showed that in order to construct harmonious Loess Plateau and reappear beautiful mountain, rebuilding soil reservoir and realizing joint defense of three reservo...
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