干旱荒漠区土地利用方式快速转变对土壤入渗性能的影响
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张润霞, 赵学勇, 李晶, 吕文强, 柴媛媛, 岳红琴
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Impacts of rapid land use change on soil infiltration in an arid desert area
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Runxia Zhang, Xueyong Zhao, Jing Li, Wenqiang Lv, Yuanyuan Chai, Hongqing Yue
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表1 不同土地利用类型土壤性质
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Table 1 Change of soil properties under different land use types
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土地利用类型 | 砂粒 /% | 粉粒 /% | 黏粒 /% | 容重 /(g·cm-3) | 有机质 /(g·kg-1) | 总孔隙度 /% | 初始土壤 含水量/% | 饱和含水 量/% |
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人工生态林L1 | 19. 89a | 61.61ab | 18.50a | 1.18a | 27.00a | 55.81ac | 17.59a | 49.44a | 人工生态经济混交林L2 | 18.57a | 55.84b | 25.59c | 1.33b | 25.53a | 50.74a | 23.97b | 37.99b | 自然草地L3 | 16.73a | 67.93a | 15.35a | 1.19a | 28.36a | 54.68ac | 7.03c | 51.95a | 待建地L4 | 41.79b | 38.90c | 19.31ab | 1.56c | 15.70b | 43.33b | 7.83c | 27.66c | 农田L5 | 18.36a | 59.42ab | 22.22bc | 1.08d | 37.30c | 60.15c | 9.38c | 56.72a | 撂荒地L6 | 18.24a | 57.51ab | 24.24c | 1.22a | 27.78a | 54.81ac | 9.45c | 50.41a |
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