“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	higher-order logic higher-order logical calculus higher-order mode higher-order model higher-order model theory higher-order moment higher-order partial derivative higher-order phase transition higher-order predicate calculus higher-order predicate logic higher-order ramification higher-order spectrum higher-order system higher order term higher-order term higher-order theory higher-order total differential higher-order visual cortex higher partial derivative higher plane curve higher plant higher professional education of archival science higher ramification higher ramification field higher ramification group

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