Results 51 to 60 of about 169 (99)

[Expert Consensus on Tumor Mutational Burden for Immunotherapy in Lung Cancer]. [PDF]

open access: yesZhongguo Fei Ai Za Zhi, 2021
Chinese Society of Clinical Oncology   +3 more
europepmc   +1 more source

耕作方式对紫色水稻土总有机碳及颗粒态有机碳的影响

open access: yesShuitu Baochi Xuebao, 2011
为研究耕作方式对西南地区紫色水稻土总有机碳及颗粒态有机碳的影响,以1989年设立的位于西南大学农场的农业部重庆紫色土生态环境重点野外科学观测试验站内的长期免耕试验田为对象,研究在冬水田平作(DP)、水旱轮作(SH)、垄作免耕(LM)、厢作免耕(XM)和垄作翻耕(LF)5种不同耕作方式下,土壤中总有机碳(TOC)含量、颗粒态有机碳(POC)含量、颗粒态土壤质量分数和颗粒态有机碳分配比在土壤中的分布特点。结果表明,不同的耕作方式主要对表层土壤的TOC、POC分布产生显著影响 ...
陈璐豪, 江长胜, 吴艳, 袁雪
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

不同耕作方式对豫西旱区坡耕地水肥利用与流失的影响

open access: yesShuitu Baochi Xuebao, 2006
为筛选适宜豫西早坡地应用的耕作技术,对深松覆盖、免耕覆盖、一次深翻和传统耕作等4种耕作方式的土壤水分、养分及其利用与流失情况进行了研究,结果表明:深松覆盖、免耕覆盖能提高土壤蓄水量,土壤有机质和氮、磷、钾含量明显高于传统耕作,特别是对上层土壤全氮及碱解氮和深层土壤的有效磷及速效钾的影响更为明显,并能有效地减少地表产流次数和径流量,减少土壤养分的流失,提高水分利用效率和养分的生产效率,显著提高小麦产量。与传统耕作相比,深松覆盖和免耕覆盖水分利用效率提高16.37%和10.62%,氮素生产效率提高17.40%
李友军   +4 more
doaj  

[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

[Analysis of the disease burden of Burkitt lymphoma in China from 1990 to 2021]. [PDF]

open access: yesZhonghua Xue Ye Xue Za Zhi
Zheng CH   +8 more
europepmc   +1 more source

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