The acidic buffering capacbility in different texture soils in the north China plain is clay soil>medium loam soil>light loam soil>sand loam soil>sand soil.

• 不同质地类型土壤的酸缓冲能力大小为：粘土＞中壤土＞轻壤土＞砂壤土＞砂土。试验结果还表明，土壤有机质含量与土壤酸缓冲能力无明显的相关性。