Effects of Rice Straw and Its Biochar Addition on Soil Labile Carbon and Soil Organic Carbon

• 作 者: YIN Yun-feng HE Xin-hua GAO Re
• 机 构: KeyLaboratoryofHumidSubtropicalEco-GeographicalProcess,DepartmentofPrimaryIndustries,SchoolofLifeSci
• 出 处: 农业科学学报：英文版
• 发表日期: 2014年3期
• 关键词: 土壤有机碳 土壤活性有机碳 生物炭 稻草 微生物生物量碳 水稻秸秆 加成 土壤有机质 ^13C discrimination ^13C-labelled ri
• 基金项目: This study was supported by the National Natural Science Foundation of China （31070549, 31130013 and 40801087） and the Research Project of Ministry of Education, China （213019A）.

Whether the biochar amendment could affect soil organic matter(SOM) turnover and hence soil carbon(C) stock remains poorly understood. Effects of the addition of 13C-labelled rice straw or its pyrolysed biochar at 250 or 350°C to a sugarcane soil(Fer