[1] 李甜甜, 季宏兵, 孙媛媛, 等. 我国土壤有机碳储量及影响因素研究进展[J]. 首都师范大学学报(自然科学版), 2007, 28(1): 93 − 97.

LI Tiantian, JI Hongbing, SUN Yuanyuan, et al. Advances in researches on soil organic carbon storages and affecting factors in China [J]. J Cap Norm Univ Nat Sci Ed, 2007, 28(1): 93 − 97.
[2]

POST W M, EMANUEL W R, ZINKE P J, et al. Soil carbon pools and world life zones [J]. Nature, 1982, 298(8): 156 − 159.
[3]

SCHLESINGER W H. Evidence from chronosequence studies for a low carbon-storage potential of soils [J]. Nature, 1990, 348(6298): 232 − 234.
[4]

PRENTICE K C, FUNG I Y. The sensitivity of terrestrial carbon storage to climate change [J]. Nature, 1990, 346(6279): 48 − 51.
[5]

ESWARAN H, van den BERG E, REICH P. Organic carbon in soils of the World [J]. Soil Sci Soc Am J, 1993, 57(1): 192 − 194.
[6] 岳曼, 常庆瑞, 王飞, 等. 土壤有机碳储量研究进展[J]. 土壤通报, 2008, 39(5): 1173 − 1178.

YUE Man, CHANG Qingrui, WANG Fei, et al. Research progress in soil organic carbon storage [J]. Chin J Soil Sci, 2008, 39(5): 1173 − 1178.
[7]

WANG Dan, WANG Bing, NIU Xiang. Effects of natural forest types on soil carbon fractions in northeast China [J]. J Trop For Sci, 2014, 26(3): 362 − 370.
[8] 王棣, 耿增超, 佘雕, 等. 秦岭典型林分土壤有机碳储量及碳氮垂直分布[J]. 生态学报, 2015, 35(16): 5421 − 5429.

WANG Di, GENG Zengchao, SHE Diao, et al. Soil organic carbon storage and vertical distribution of carbon and nitrogen across different forest types in the Qinling Mountains [J]. Acta Ecol Sin, 2015, 35(16): 5421 − 5429.
[9]

ZHOU Guoyi, XU Shan, CIAIS P, et al. Climate and litter C/N ratio constrain soil organic carbon accumulation [J]. Natl Sci Rev, 2019, 6(4): 746 − 757.
[10] 黄晓强, 信忠保, 赵云杰, 等. 林龄和立地条件对北京山区油松人工林碳储量的影响[J]. 水土保持学报, 2015, 29(6): 184 − 190.

HUANG Xiaoqiang, XIN Zhongbao, ZHAO Yunjie, et al. Effect of stand ages and site conditions on carbon stock of Pinus tabulaeformis plantations in Beijing mountainous area [J]. J Soil Water Conserv, 2015, 29(6): 184 − 190.
[11]

CHENG Xiaoqin, HAN Hairong, KANG Fengfeng, et al. Variation in biomass and carbon storage by stand age in pine (Pinus tabulaeformis) planted ecosystem in Mt. Taiyue, Shanxi, China [J]. J Plant Interactions, 2014, 9(1): 521 − 528.
[12]

DENG Lei, SHANGGUAN Zhouping. Afforestation drives soil carbon and nitrogen changes in China [J]. Land Degradation Dev, 2017, 28(1): 151 − 165.
[13] 张文雯, 韩海荣, 程小琴, 等. 间伐对华北落叶松人工林土壤活性有机碳含量及酶活性的影响[J]. 应用生态学报, 2019, 30(10): 3347 − 3355.

ZHANG Wenwen, HAN Hairong, CHENG Xiaoqin, et al. Effects of thinning on soil active organic carbon contents and enzyme activities in Larix principis-rupprechtii plantation [J]. Chin J Appl Ecol, 2019, 30(10): 3347 − 3355.
[14]

MA Junyong, KANG Fengfeng, CHENG Xiaoqin, et al. Moderate thinning increases soil organic carbon in Larix principis-rupprechtii (Pinaceae) plantations [J]. Geoderma, 2018, 329: 118 − 128.
[15] 曹小玉, 李际平, 张彩彩, 等. 不同龄组杉木林土壤有机碳和理化性质的变化特征及其通径分析[J]. 水土保持学报, 2014, 28(4): 200 − 205.

CAO Xiaoyu, LI Jiping, ZHANG Caicai, et al. Variation of contents of organic carbon and physic-chemical properties of soil and path analysis for their relations in different age-group chinese fir plantations [J]. J Soil Water Conserv, 2014, 28(4): 200 − 205.
[16] 马钦彦, 谢征鸣. 中国油松林储碳量基本估计[J]. 北京林业大学学报, 1996, 18(3): 31 − 34.

MA Qinyan, XIE Zhengming. Estomation of the carbon stored in Chinese pine forest [J]. J Beijing For Univ, 1996, 18(3): 31 − 34.
[17] 孙维侠, 史学正, 于东升. 土壤有机碳的剖面分布特征及其密度的估算方法研究——以我国东北地区为例[J]. 土壤, 2003, 35(3): 236 − 241.

SUN Weixia, SHI Xuezheng, YU Dongsheng. Distribution pattern and density calculation of soil organic carbon in profile [J]. Soils, 2003, 35(3): 236 − 241.
[18]

ADAMS W A. The effect of organic matter on the bulk and true densities of some uncultivated podzolic soils [J]. J Soil Sci, 1973, 24(1): 10 − 17.
[19] 解宪丽, 孙波, 周慧珍, 等. 中国土壤有机碳密度和储量的估算与空间分布分析[J]. 土壤学报, 2004, 41(1): 35 − 43.

XIE Xianli, SUN Bo, ZHOU Huizhen, et al. Organic carbon density and storage in soils of China and spatial analysis [J]. Acta Pedol Sin, 2004, 41(1): 35 − 43.
[20] 中国森林编辑委员会. 中国森林: 第1卷[M]. 北京: 中国林业出版社, 1997.
[21] 中华人民共和国林业部. 全国森林资源统计(1984−1988)[M]. 北京: 中国林业出版社, 1989.
[22] 国家林业和草原局. 第四次全国森林资源清查主要结果(1989−1993年)[EB/OL]. 2000-12-30[2021-03-20]. http://www.forestry.gov.cn/main/65/content-555100.html.
[23] 国家林业和草原局. 第五次全国森林资源清查主要结果(1994−1998年)[EB/OL]. 2000-06-13[2021-03-20]. http://www.forestry.gov.cn/main/65/20000613/554361.html.
[24] 国家林业和草原局. 第六次全国森林资源清查主要结果(1999−2003年)[EB/OL]. 2006-09-28[2021-03-20]. http://www.forestry.gov.cn/main/65/20060928/90.html.
[25] 国家林业和草原局. 第七次全国森林资源清查主要结果(2004−2008年)[EB/OL]. 2010-01-28[2021-03-20]. http://www.forestry.gov.cn/main/65/20100128/326341.html.
[26] 国家林业局. 中国森林资源报告(2009−2013)[M]. 北京: 中国林业出版社, 2014.
[27] 国家林业和草原局. 中国森林资源报告(2014−2018)[M]. 北京: 中国林业出版社, 2019.
[28] 刘广深, 徐冬梅, 许中坚, 等. 用通径分析法研究土壤水解酶活性与土壤性质的关系[J]. 土壤学报, 2003, 40(5): 756 − 762.

LIU Guangshen, XU Dongmei, XU Zhongjian, et al. Relationship between hydrolase activity in soils and soil properties in Zhejiang Province [J]. Acta Pedol Sin, 2003, 40(5): 756 − 762.
[29] 王丹, 王兵, 戴伟, 等. 杉木人工林土壤系统有机碳相关变量的通径分析[J]. 土壤通报, 2011, 42(4): 822 − 827.

WANG Dan, WANG Bing, DAI Wei, et al. Path analysis on the correlative variables of organic carbon in soil system of Chinese fir plantations [J]. Chin J Soil Sci, 2011, 42(4): 822 − 827.
[30] 张维俊, 李双异, 徐英德, 等. 土壤孔隙结构与土壤微环境和有机碳周转关系的研究进展[J]. 水土保持学报, 2019, 33(4): 1 − 9.

ZHANG Weijun, LI Shuangyi, XU Yingde, et al. Advances in research on relationships between soil pore structure and soil miocroenvironment and organic carbon turnover [J]. J Soil Water Conserv, 2019, 33(4): 1 − 9.
[31] 逯军峰, 王辉, 曹靖, 等. 油松人工林凋落物对土壤理化性质的影响[J]. 西北林学院学报, 2007, 22(3): 25 − 28.

LU Junfeng, WANG Hui, CAO Jing, et al. Effect of forest litiers on soil physical and chemical properties in Pinus tabulaeformis plantation [J]. J Northwest For Univ, 2007, 22(3): 25 − 28.
[32]

BENGTSSON G, BENGTSON P, MANSSON K F. Gross nitrogen mineralization, immobilization, and nitrification rates as a function of soil C/N ratio and microbial activity[J]. Soil Biol Biochem, 2003, 35(1): 143. doi: 10.1016/S0038-0717(02)00248-1.
[33] 徐波, 朱忠福, 李金洋, 等. 九寨沟国家自然保护区4个典型树种叶片凋落物在林下及高山湖泊中的分解及养分释放特征[J]. 植物生态学报, 2016, 40(9): 883 − 892.

XU Bo, ZHU Zhongfu, LI Jinyang, et al. Leaf decomposition and nutrient release of dominant species in the forest and lake in the Jiuzhaigou National Nature Reserve, China [J]. Chin J Plant Ecol, 2016, 40(9): 883 − 892.
[34] 刘勇, 李国雷. 不同林龄油松人工林叶凋落物分解特性[J]. 林业科学研究, 2008, 21(4): 500 − 505.

LIU Yong, LI Guolei. Decomposition characteristics affected by forest age in Pinus tabulaeformis plantations [J]. For Res, 2008, 21(4): 500 − 505.
[35] 何姗, 刘娟, 姜培坤, 等. 经营管理对森林土壤有机碳库影响的研究进展[J]. 浙江农林大学学报, 2019, 36(4): 818 − 827.

HE Shan, LIU Juan, JIANG Peikun, et al. Effects of forest management on soil organic carbon pool: a review [J]. J Zhejiang A&F Univ, 2019, 36(4): 818 − 827.
[36] 李国雷, 刘勇, 李瑞生, 等. 油松叶凋落物分解速率、养分归还及组分对间伐强度的响应[J]. 北京林业大学学报, 2008, 30(5): 52 − 57.

LI Guolei, LIU Yong, LI Ruisheng, et al. Responses of decomposition rate, nutrient return and composition of leaf litter to thinning intensities in Pinus tabulaeformis plantation [J]. J Beijing For Univ, 2008, 30(5): 52 − 57.
[37] 杨丽丽, 王彦辉, 杜敏, 等. 六盘山典型森林伴随降水的总有机碳(TOC)通量变化特征[J]. 生态学报, 2014, 34(21): 6297 − 6308.

YANG Lili, WANG Yanhui, DU Min, et al. The variation of total organic carbon (TOC) flux with rain water in regional forests of Liupan Mountains, China [J]. Acta Ecol Sin, 2014, 34(21): 6297 − 6308.
[38]

ZHOU Zhiyong, ZHANG Zhiqiang, ZHA Tonggang, et al. Predicting soil respiration using carbon stock in roots, litter and soil organic matter in forests of Loess Plateau in China [J]. Soil Biol Biochem, 2013, 57: 135 − 143.
[39]

QI Li, WANG Shuai, ZHUANG Qianlai, et al. Spatial-temporal changes in soil organic carbon and pH in the Liaoning Province of China: a modeling analysis based on observational data [J]. Sustainability, 2019, 11(13): 3569.
[40] 任丽娜, 王海燕, 丁国栋, 等. 林分密度对华北土石山区油松人工林土壤有机碳及养分特征的影响[J]. 干旱区地理, 2012, 35(3): 456 − 464.

REN Lina, WANG Haiyan, DING Guodong, et al. Effects of Pinus tabulaeformis Carr. plantation density on soil organic carbon and nutrients characteristics in rocky mountain area of northern China [J]. Arid Land Geogr, 2012, 35(3): 456 − 464.
[41] 国家林业局. 油松人工林经营技术规程: LY/T 2971−2018[S]. 北京: 中国标准出版社, 2018.
[42] 中国科学院南京土壤研究所. 中国土壤[M]. 北京: 科学出版社, 1978.
[43] 范媛媛, 李懿, 李启迪. 不同林龄油松土壤微生物、酶活性和养分特征[J]. 水土保持研究, 2019, 26(6): 58 − 64.

FAN Yuanyaun, LI Yi, LI Qidi. Microbe, enzymatic activity and nutrient contents of soils in different stand ages of Pinus tabuliformis [J]. Res Soil Water Conserv, 2019, 26(6): 58 − 64.
[44] 庞学勇, 刘庆, 刘世全, 等. 川西亚高山云杉人工林土壤质量性状演变[J]. 生态学报, 2004, 24(2): 261 − 267.

PANG Xueyong, LIU Qing, LIU Shiquan, et al. Changes of soil fertility quality properties under subalpine spruce plantation in Western Sichuan [J]. Acta Ecol Sin, 2004, 24(2): 261 − 267.
[45] 中国树木志编委会. 中国主要树种造林技术[M]. 北京: 中国林业出版社, 1981: 103 − 106.
[46] 李国雷, 刘勇, 李俊清, 等. 油松飞播林土壤质量评判及其调控[J]. 南京林业大学学报(自然科学版), 2008, 32(3): 19 − 24.

LI Guolei, LIU Yong, LI Junqing, et al. Evaluation and regulation of soil quality of aerial seeding Pinus tabulaeformis stands [J]. J Nanjing For Univ Nat Sci Ed, 2008, 32(3): 19 − 24.
[47] 冯顺煜, 刘增文, 段而军, 等. 陕北半湿润黄土丘陵区人工纯林土壤中微量元素含量及其极化现状[J]. 西北林学院学报, 2009, 24(2): 32 − 36.

FENG Shunyu, LIU Zengwen, DUAN Erjun, et al. Contents of trace-elements and polarizabilities of the soil of manmade pure forest soil semihumid loessial hilly area, Northern Shaanxi [J]. J Northwest For Univ, 2009, 24(2): 32 − 36.
[48] 高晶, 韩海荣, 康峰峰, 等. 冀北辽河源不同林龄油松天然次生林土壤微生物生物量及酶活性[J]. 东北林业大学学报, 2015, 43(9): 78 − 83.

GAO Jing, HAN Hairong, KANG Fengfeng, et al. Soil microbial biomass and enzymes activity of Pinus tabulaeformis forest with different ages in Liaohe River of Northern Hebei [J]. J Northeast For Univ, 2015, 43(9): 78 − 83.
[49] 潘丹, 陈寰, 孔凡斌. 1949年以来中国林业政策的演进特征及其规律研究——基于283个涉林规范性文件文本的量化分析[J]. 中国农村经济, 2019(7): 89 − 108.

PAN Dan, CHEN Huan, KONG Fanbin. The evolution of forestry policies since 1949: an quantitative analysis based on 283 texts of forest-related normative policy document [J]. Chin Rural Econ, 2019(7): 89 − 108.