重庆市紫色土磷素的吸附与解吸动力学特征研究_论文 关键词：紫色土 磷 吸附 解吸 [gap=909]Keywords: purple soil ， phosphorus ， sorption ，desorption
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Acid Purple Soil 酸性紫色土
purple soil areas 紫色土区
reddish-brown purple soil 红棕紫色土
purple soil upland region 紫色土丘陵区
hilly area of purple soil 紫色土丘陵区
Purple soil area 紫色土丘陵区
red purple soil 红紫泥田
limy purple soil 石灰性紫色土
The sediment in the Yangtze River mostly originates from the purple soil in the drainage area.
紫色土是长江及其主要支流泥沙的主要来源。
参考来源 - 不同尺度下紫色土水土流失效应分析The results indicated that the retention ratio of phosphorus in red soil is higher than that in purple one,but the motility in purple soil was stronger than that in red one.
实验结果表明,污水中磷在红壤中滞留率高于紫色土,而在紫色土中的迁移性则强于红壤。
参考来源 - 2种南方土壤污水渗滤土地处理系统中磷元素的放射性示踪动力学比较实验·2,447,543篇论文数据，部分数据来源于NoteExpress
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