By collecting tobacco-growing soil samples and analyzing available Calcium, magnesium and sulfur contents from two land consolidation projects in Jincheng Town and Tangtian Town, analyzed the content of available calcium, magnesium and sulfur, discussed the contents of calcium, magnesium and sulfur in tobacco field soil after land consolidation in tobacco rice rotation area in Shaoyang County. The results showed that the exchangeable calcium and available sulfur content in the project area were rich and the exchangeable magnesium content was low; soil parent material had great influence on the...