Long-term manure amendments and chemical fertilizers enhanced soil organic carbon sequestration in a wheat (Triticum aestivum L.)-maize (Zea mays L.) rotation system
文献类型: 外文期刊
作者:
Zhang, Shuiqing
1
;
Huang, Shaomin
2
;
Li, Jianwei
3
;
Guo, Doudou
2
;
Lin, Shan
1
;
Lu, Guoan
1
;
作者机构: 1.Huazhong Agr Univ, Wuhan 430070, Peoples R China
2.Henan Acad Agr Sci, Inst Plant Nutr & Environm Resources Sci, Zhengzhou 450002, Peoples R China
3.Chinese Acad Agr Sci, Natl Engn Lab Improving Qual Arable Land, Inst Agr Resources & Reg Planning, Beijing 100081, Peoples R China
关键词: soil organic carbon (SOC);wheat-maize rotation system;long-term fertilization;manure;amendments;SOC sequestration
期刊名称:JOURNAL OF THE SCIENCE OF FOOD AND AGRICULTURE ( 影响因子:3.638; 五年影响因子:3.802 )
ISSN:
年卷期:
页码:
收录情况: SCI
摘要: BACKGROUND: The carbon sequestration potential is affected by cropping system andmanagement practices, but soil organic carbon (SOC) sequestration potential under fertilizations remains unclear in north China. This study examinedSOCchange, total C input to soil and, via integration of these estimates over years, carbon sequestration efficiency (CSE, the ratio of SOC change over C input) under no fertilization (control), chemical nitrogen fertilizer alone (N) or combinedwith phosphorus and potassium fertilizers (NP, NK, PK and NPK), or chemical fertilizers combined with low or high (1.5x) manure input (NPKM and 1.5NPKM).
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