cationic exchange content
... 扁藻（浮游植物） algae 阳离子交换容量 cationic exchange content 粘土矿物层间距(d001) crystal indices ...
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The article investigates and analyzes the content of organic matter and cationic exchange of upper and under layer of soil planting vegetable of 14 villages in Chenggong county.
对呈贡县14个村的蔬菜土壤上下层有机质含量和阳离子交换量进行调查分析。
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