秦岭锐齿栎林土壤酶活性与化学计量比变化特征及其影响因素
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解梦怡, 冯秀秀, 马寰菲, 胡汗, 王洁莹, 郭垚鑫, 任成杰, 王俊, 赵发珠
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Characteristics of soil enzyme activities and stoichiometry and its influencing factors in Quercus aliena var. acuteserrata forests in the Qinling Mountains
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XIE Meng-Yi, FENG Xiu-Xiu, MA Huan-Fei, HU Han, WANG Jie-Ying, GUO Yao-Xin, REN Cheng-Jie, WANG Jun, ZHAO Fa-Zhu
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表3 锐齿栎林土壤酶活性及化学计量比与生物和非生物因素的相关性系数
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Table 3 Correlation coefficients of activities of soil enzymes and stoichiometry characteristics with abiotic factors and biotic factors in Quercus aliena var. acuteserrata forest
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| | 酶 Enzyme | CBH | βX | βG | NAG | AKP | ln(βG):ln(NAG) | ln(βG):ln(AKP) | ln(NAG):ln(AKP) | 叶片 Leaf | C | -0.33 | -0.36 | 0.18 | -0.26 | -0.23 | -0.36 | 0.02 | 0.31 | N | 0.17 | -0.62** | 0.10 | -0.74** | -0.59** | -0.45 | 0.44 | 0.72** | P | 0.57* | 0.06 | -0.18 | -0.21 | -0.09 | 0.06 | 0.59** | 0.08 | C:N | -0.31 | 0.51* | 0.04 | 0.62** | 0.57* | 0.28 | -0.39 | -0.55* | C:P | -0.61** | -0.02 | 0.30 | 0.15 | 0.23 | -0.14 | -0.42 | 0.01 | N:P | -0.61** | -0.45 | 0.40 | -0.24 | -0.15 | -0.43 | -0.37 | 0.43 | 凋落物 Litter | C | -0.56* | 0.30 | 0.15 | 0.03 | 0.41 | 0.04 | 0.09 | -0.18 | N | 0.18 | 0.09 | 0.22 | -0.39 | 0.09 | -0.20 | 0.75** | 0.30 | P | -0.12 | -0.39 | 0.32 | -0.10 | 0.04 | -0.38 | -0.27 | 0.40 | C:N | -0.57* | 0.13 | -0.10 | 0.35 | 0.19 | 0.21 | -0.57* | -0.39 | C:P | -0.24 | 0.45 | -0.10 | 0.08 | 0.21 | 0.27 | 0.27 | -0.35 | N:P | 0.19 | 0.29 | 0.01 | -0.19 | 0.05 | 0.08 | 0.66** | -0.01 | 细根 Fine root | C | 0.42 | -0.38 | -0.33 | -0.28 | -0.57* | 0.01 | 0.12 | 0.19 | N | 0.01 | 0.50* | 0.18 | 0.41 | 0.69** | 0.17 | -0.23 | -0.32 | P | 0.19 | -0.39 | 0.37 | -0.57* | -0.33 | -0.49* | 0.59* | 0.72** | C:N | 0.15 | -0.53* | -0.32 | -0.45 | -0.78** | -0.09 | 0.26 | 0.30 | C:P | -0.13 | 0.51* | -0.39 | 0.44 | 0.37 | 0.54* | -0.30 | -0.70** | N:P | -0.17 | 0.60** | -0.15 | 0.46 | 0.58* | 0.44 | -0.25 | -0.62** | 土壤 Soil | pH | 0.41 | -0.57* | -0.11 | -0.44 | -0.63** | -0.25 | 0.16 | 0.47* | ST | 0.78** | 0.12 | -0.08 | 0.07 | 0.16 | 0.07 | 0.16 | -0.02 | SMC | -0.30 | -0.18 | -0.69** | -0.08 | -0.66** | 0.43 | -0.13 | -0.28 | SOC | -0.24 | -0.59* | 0.01 | -0.82** | -0.72** | -0.30 | 0.54* | 0.68** | TN | -0.06 | -0.36 | -0.24 | -0.67** | -0.69** | -0.01 | 0.61** | 0.40 | TP | 0.04 | -0.19 | -0.56* | -0.27 | -0.67** | 0.25 | 0.33 | -0.06 | C:N | -0.38 | -0.25 | 0.47 | -0.13 | 0.11 | -0.44 | -0.20 | 0.37 | C:P | -0.38 | -0.35 | 0.62** | -0.46 | 0.02 | -0.55* | 0.08 | 0.69** | N:P | -0.19 | -0.20 | 0.41 | -0.45 | -0.01 | -0.33 | 0.25 | 0.54* |
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