Influence of rice cultivation on the distribution and movement of acids in profiles of the acid sulfate soil Aluminum forms in Acid Sulfate Soils Analysis on the limiting hazardous chemical factors of acid sulfate paddy soils in Guangdong province Formation, characteristics and ecological effects of acid sulfate soil Guangdong Dabaoshan Mine: ecological degradation, acid drainage and possible measures for their Remediation Characteristics of sulfur forms content distribution and its acidification of acid sulfate soils