The fractal geometry to the study of soil structure, its dynamics, andphysical processes appears to be a useful tool in reaching a better understanding of systemperformance. This research was designed to apply fractal...The fractal geometry to the study of soil structure, its dynamics, andphysical processes appears to be a useful tool in reaching a better understanding of systemperformance. This research was designed to apply fractal models for mass into computingD_p and D_avalues. As a result, the relationships among land use methods, fractal dimension and soil fertilityhave been discussed. The study conclusions include that (i) fractal dimension indicates not onlycharacteristics of soil texture but also effects of natural environment changes and human activitieson soil properties, (ii) soil fertility is best when D_p< 2.65 and D_a < 2.44, (iii) maximal valuesof D_p under all land use patterns are equal and appear in the range the depth of 15-20 cm inthestudy area, but maximal values of D_a are different and distribute in various profile depth.These results can provide an important support to understand soil properties in plateau soil-formingenvironment, and be helpful to conduct scientific soil tillage and management.展开更多
文摘The fractal geometry to the study of soil structure, its dynamics, andphysical processes appears to be a useful tool in reaching a better understanding of systemperformance. This research was designed to apply fractal models for mass into computingD_p and D_avalues. As a result, the relationships among land use methods, fractal dimension and soil fertilityhave been discussed. The study conclusions include that (i) fractal dimension indicates not onlycharacteristics of soil texture but also effects of natural environment changes and human activitieson soil properties, (ii) soil fertility is best when D_p< 2.65 and D_a < 2.44, (iii) maximal valuesof D_p under all land use patterns are equal and appear in the range the depth of 15-20 cm inthestudy area, but maximal values of D_a are different and distribute in various profile depth.These results can provide an important support to understand soil properties in plateau soil-formingenvironment, and be helpful to conduct scientific soil tillage and management.
