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土壤是陆地表面同时进行着的物质地质大循环和生物小循环矛盾斗争、统一发展的产物.它既是一个独立的历史自然体,又是整体的地理环境的一个组成要素.它与周围环境的其他要素互相依赖、互相制约、互为外在条件的影响着和作用着,辩证地遵循着自已的规律发展着和变化着.
The soil is the product of the unification of the macro-cycle of material geology and the contradictions and contradictions of the small biological cycle that occur simultaneously on the surface of the land, which is not only an independent historical natural body but also an integral part of the overall geographical environment, which is closely related to other elements of the surrounding environment Interdependence, mutual restraint, influence each other and external conditions, and dialectically follow their own laws of development and change.