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一、紫色土的非地带性特点1.岩性土特点紫色土是发育于亚热带地区石灰性紫色砂页岩母质土壤,为非地带性土壤。主要分布在长江上游丘陵地
First, the non-zonal characteristics of purple soil 1 lithological characteristics of purple soil is developed in the sub-tropical limestone shale mother soil, non-zonal soil. Mainly located in the upper reaches of the Yangtze River hills