荒漠草原猪毛蒿种群繁殖特征的土壤驱动因子分析

陈林,王磊,杨新国,宋乃平,李月飞,苏莹,卞莹莹,祝忠有,孟文婷

Reproductive characteristics of Artemisia scoparia and the analysis of the underlying soil drivers in a desert steppe of China

Lin CHEN,Lei WANG,Xin-Guo YANG,Nai-Ping SONG,Yue-Fei LI,Ying SU,Ying-Ying BIAN,Zhong-You ZHU,Wen-Ting MENG

表3 不同土壤类型下各土壤因子解释量和显著性检验结果

Table 3 Variance explained by soil indicators and significance of the test results

土壤因子 Soil indicator ASS SS WB 综合分析 Comprehensive analysis 解释量 Variance explained (%) F p 解释量 Variance explained (%) F p 解释量 Variance explained (%) F p 解释量 Variance explained (%) F p AK 0.10 < 0.1 0.817 6.02 3.7 0.053 3.10 0.6 0.468 1.45 2.6 0.101 AN 0.66 0.7 0.424 10.04 6.5 0.014 0.20 < 0.1 0.933 <0.01 < 0.1 0.969 AP 0.02 < 0.1 0.973 2.44 1.4 0.227 21.90 5.0 0.035 0.06 0.1 0.803 Ceo 0.28 0.3 0.613 0.33 0.2 0.685 0.30 < 0.1 0.841 0.05 < 0.1 0.807 Co 1.34 1.3 0.247 4.17 2.5 0.112 2.70 0.5 0.487 0.28 0.5 0.468 pH 2.16 2.2 0.132 0.80 0.5 0.494 0.10 < 0.1 0.910 1.18 2.1 0.144 SH 0.25 0.2 0.644 0.55 0.3 0.590 43.60 13.9 0.002 0.17 0.3 0.593 SH. 5 cm 1.57 1.6 0.208 1.93 1.1 0.282 20.90 4.8 0.038 0.27 0.5 0.499 SH. 10 cm 0.36 0.4 0.572 0.12 < 0.1 0.849 29.00 7.3 0.014 0.31 0.6 0.466 SH. 20 cm 0.11 0.1 0.783 5.25 3.2 0.071 37.30 10.7 0.004 0.05 < 0.1 0.820 Ms 6.44 6.8 0.011 47.88 53.3 < 0.001 32.40 8.6 0.007 16.89 36.4 < 0.001 Ms. 10 cm 8.46 9.2 0.003 43.20 44.1 < 0.001 15.40 3.3 0.084 16.62 35.7 < 0.001 Ms. 20 cm 0.68 0.7 0.407 35.26 31.6 < 0.001 18.20 4.0 0.062 8.79 17.3 < 0.001 Ct 2.81 2.9 0.087 0.71 0.4 0.484 3.00 0.6 0.471 0.26 0.5 0.497 TN 0.66 0.7 0.421 0.18 0.1 0.790 16.70 3.6 0.071 0.10 0.2 0.706 TP 0.13 0.1 0.769 0.98 0.6 0.467 55.40 22.3 < 0.001 1.32 2.4 0.122 TS 5.36 5.6 0.018 0.61 0.4 0.486 12.20 2.5 0.121 0.34 0.6 0.435 Cws 6.87 7.3 0.008 22.10 16.5 < 0.001 71.70 45.6 < 0.001 19.90 44.5 < 0.001