干旱区流动沙地建植梭梭（Haloxylon ammodendron）林后细粒物质输入对土壤碳氮积累的影响

安芳娇, 苏永中, 牛子儒, 刘婷娜

Effects of fine particulate matter input on soil carbon and nitrogen accumulation after establishment of Haloxylon ammodendron plantations on shifting sand dunes in arid area

Fangjiao An, Yongzhong Su, Ziru Niu, Tingna Liu

图6 各粒级对土壤SOC、SIC和TN的贡献 图A、C和E分别表示冠层下各粒级对SOC、SIC和TN的贡献，图B、D和F分别表示冠层外各粒级对SOC、SIC和TN的贡献

Fig.6 Contribution of particle-size OC and TN to OC and TN in whole soil