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基于137Cs示踪的丹江口市农用地土壤侵蚀与有机质流失分析

open access: yesShuitu Baochi Xuebao, 2008
运用137Cs示踪技术探讨了丹江口市小流域不同土地利用方式的土壤侵蚀,并分析了137Cs含量与有机质和重金属含量之间的关系。结果表明:农用地土壤侵蚀速率从大到小依次为沟谷旱地>坡耕地>菜田>水田>草地>灌丛,耕作土的侵蚀强度多为中度和强度侵蚀,非耕作土则是微度和轻度侵蚀;不同土地利用方式对土壤有机质和重金属分布影响很大,有机质含量分布规律为草地>灌丛>菜田>水田>沟谷旱地>坡耕地;Pb与Ni含量为灌丛>草地>坡耕地>沟谷旱地>菜田>水田;Cr与Cu含量为灌丛>菜田>坡耕地>草地>沟谷旱地>水田 ...
张利华, 龙昱, 李辉, 董玉森
doaj  

[Effect and safety of 10-day decitabine-containing conditioning regimen for allogeneic hematopoietic stem cell transplantation in 31 patients with acute myeloid leukemia/myelodysplastic syndrome]. [PDF]

open access: yesZhonghua Xue Ye Xue Za Zhi, 2023
Liu J   +12 more
europepmc   +1 more source

[Chinese expert consensus on ocular chronic graft-versus-host disease (2023)]. [PDF]

open access: yesZhonghua Xue Ye Xue Za Zhi, 2023
Stem Cell Application Group   +2 more
europepmc   +1 more source

[Prediction of 1p/19q codeletion status in diffuse lower-grade glioma using multimodal MRI radiomics]. [PDF]

open access: yesNan Fang Yi Ke Da Xue Xue Bao, 2023
Lu M   +8 more
europepmc   +1 more source

[Rehabilitation guidelines and specifications for traumatic spinal cord injury (2025 edition)]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Professional Committee Of Spine And Spinal Cord Injury Rehabilitation China Association Of Rehabilitation Of Disabled Persons   +3 more
europepmc   +1 more source

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