The effects of roots and crabs’ bioturbation on AVS, migration and transformation of heavy metals in mangrove sediments Effects of Leavse Nitrogen Application Rate on Nitrogen Uptake and Distribution in Soybean Seasonal and spatial distribution of acid volatile sulfide in sediment under different mariculture types in Nansha Bay, China A review on the studies of acid-volatile sulfide in aquatic sediments Study on acid volatile sulfide and trace metals in sediments of marine dump site of Cangnan