In this paper,the relationship between the composing of exchangeable base cation in soil aggregate and soil glomeration of greenhouse in Shouguang were studied with the greenhouse soils of continuous cropping years of 2,5,8,and 10,and with the open field soil nearby as control.The results indicated that the average contents of exchangeable K+,Na+,Ca2+ and Mg2+ distributed evenly in more than 0.25 mm macroaggregates and higher than that of less than 0.25 mm microaggregates.Along with the continuous planting ...