内蒙古浑善达克沙地南缘 137Cs、 210Pbex复合示踪研究 |
胡云锋,张云芝 |
Using 137Cs and 210Pbex to investigate the soil erosion and accumulation moduli on the southern margin of the Hunshandake Sandy Land in Inner Mongolia |
HU Yunfeng,ZHANG Yunzhi |
图4 土壤侵蚀/堆积速率变化(正值为侵蚀,负值为堆积) |
Fig. 4 Soil erosion/accumulation modulus in two periods. (A positive value indicates erosion, and vice versa) |
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