Taking an example of Majiayu Catchment Area (14.15 ha) in Taoyuan County of Hunan Province, the soil and water resources......

The fractal geometry to the study of soil structure, its dynamics, and physical processes appears to be a useful tool in......

对受汞镉污染的不同肥力土壤脲酶活性的测定结果表明,汞镉不同程度地抑制土壤脲酶活性,其中Hg+Cd的抑制幅度最大.随重金属浓度增加......