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 |
吐鲁番高昌区, 三堡乡英吐尔村, 葡萄沟灌 | 平均/% | 21.2 | 26.7 | 29.9 | 32.3 | 32.8 | 34.3 | 34.5 |
标准误差 | 0.6 | 0.5 | 0.4 | 0.3 | 0.3 | 0.2 | 0.3 | |
中位数/% | 21.8 | 26.8 | 30.1 | 32.3 | 32.7 | 34.3 | 34.7 | |
众数/% | 20.5 | 26.8 | 32.2 | 32.1 | 35.3 | 34.4 | 35.5 | |
标准差 | 5.3 | 5.1 | 3.7 | 3.1 | 2.6 | 2.1 | 2.2 | |
方差 | 29.1 | 25.2 | 13.9 | 10.6 | 7.6 | 5.1 | 6.3 | |
峰度 | −0.6 | −0.5 | −0.4 | −0.3 | −0.3 | 0.3 | 0.0 | |
偏度 | 0.2 | 0.2 | −0.2 | −0.4 | −0.5 | −0.6 | −0.1 | |
区域/% | 20.8 | 17.9 | 13.2 | 11.4 | 9.8 | 8.7 | 9.9 | |
最小值/% | 12.5 | 18.4 | 23.2 | 26.8 | 28.0 | 29.9 | 29.9 | |
最大值/% | 33.2 | 36.2 | 36.4 | 38.1 | 37.8 | 38.5 | 39.8 | |
观测数/组 | 198 | 198 | 198 | 198 | 198 | 198 | 198 |