代表区、作物灌溉 | 分析项目 | 10 cm | 20 cm | 30 cm | 40 cm | 50 cm | 60 cm | 80 cm |
于田灌区, 斯也克村核桃套种 小麦常规畦灌 | 平均/% | 19.7 | 23.2 | 24.1 | 25.3 | 23.6 | 22.2 | 24.2 |
标准误差 | 0.4 | 0.3 | 0.3 | 0.3 | 0.2 | 0.3 | 0.2 | |
中位数/% | 19.0 | 23.0 | 24.3 | 25.5 | 23.8 | 22.2 | 24.0 | |
众数/% | 18.4 | 26.1 | 24.2 | 26.7 | 22.5 | 20.9 | 23.4 | |
标准差 | 6.1 | 4.4 | 3.8 | 3.2 | 2.9 | 3.6 | 3.1 | |
方差 | 37.0 | 20.0 | 15.3 | 10.5 | 8.8 | 12.9 | 9.4 | |
峰度 | 0.1 | −0.2 | 0.0 | 0.1 | −0.3 | −0.7 | −1.0 | |
偏度 | 0.5 | −0.1 | −0.5 | −0.5 | −0.4 | 0.0 | 0.2 | |
区域/% | 30.1 | 21.8 | 17.8 | 14.9 | 13.3 | 15.0 | 12.6 | |
最小值/% | 7.4 | 12.0 | 13.3 | 16.0 | 15.8 | 14.4 | 18.1 | |
最大值/% | 37.4 | 33.8 | 31.0 | 30.8 | 29.0 | 29.5 | 30.7 | |
观测数/组 | 444 | 444 | 444 | 444 | 444 | 444 | 444 |