As time lasts, the total porosity of soil, bulk density of soil, moisture content and soil final infiltration rate of CCFG have crescent trend;
英
美
- 结果表明：退耕土壤的总孔隙度、土壤容重、土壤含水量等物理性状与土壤的稳渗速率随着退耕年限的延长基本呈增大的趋势；
