Field experiments on the plantation of Sesbania aegyptica were carried out on the saline soils of Pan-chin,Liaoning,during the years of 1957-1964.Its effect on the amelioration of saline soils was studied.Results obtained may be summarized as follows:Sesbania aegyptica is a legume plant highly tolerent both to salinity and waterlogging.The plant will stand at the salt concentrations of 0.42-1.04% in the seedling stage and of 0.93-1.39% toward the maturity.It may survive for 15-20 days on water-logged soil with flooding water to a depth of 5-30 cm.