“soil alkalinity”的概念、定义、翻译、参考文献-科学参考

单词	soil alkalinity
释义	soil alkalinity Encyclopedia 农学土壤碱度释 soil alkalinity土壤碱度当pH大于7.0时土壤中碱性物质的总量。这些物质主要是钙、镁、钠的碳酸盐和重碳酸盐以及交换性盐基特别是交换性钠，但又因土而异。广义的土壤碱度是土壤达到某一参比pH时的土壤酸中和容量。
随便看	vertex of a polygon vertex of a polyhedral angle vertex of a polyhedron vertex of a pyramid vertex of a quadric vertex of a quiver vertex of a simplex vertex of a simplicial complex vertex of a spherical triangle vertex of a star region vertex of a triangle vertex of degree n vertex of perspectivity vertex of surface vertex operator vertex operator algebra vertex order vertex path problem vertex renormalization constant vertex scheme vertex separation theorem vertex set vertex shader vertex subgraph vertex symmetry

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