科尔沁沙地沙质草地土壤水分时间序列分析
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姚淑霞, 张铜会, 赵传成
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Time series analysis of soil moisture in sandy grassland of Horqin Sandy Land
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Shuxia Yao, Tonghui Zhang, Chuancheng Zhao
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表1 样地土壤理化性质
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Table 1 Soil physical and chemical properties of the site
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土层深度/cm | 容重/(g·cm-3) | 有机质含量/(g·kg-1) | 土壤粒级分布/% |
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2~0.1 mm | 0.1~0.05 mm | <0.05 mm |
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0~20 | 1.61 | 3.19 | 49.13 | 35.14 | 14.21 | 20~40 | 1.58 | 2.73 | 30.35 | 49.13 | 18.69 | 40~60 | 1.53 | 3.41 | 20.19 | 45.10 | 32.97 | 60~80 | 1.51 | 3.30 | 13.98 | 40.81 | 43.32 | 80~100 | 1.53 | 3.41 | 7.98 | 48.08 | 42.53 | 100~120 | 1.55 | 3.25 | 6.35 | 48.69 | 43.26 | 120~140 | 1.56 | 3.12 | 5.54 | 48.15 | 44.57 |
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