基于空间聚类分层抽样的黄骅市县域耕地质量等别监测样点布设

杨江燕, 殷守强, 张利, 门明新, 陈影

The layout of county area cultivated land quality monitoring samples in Huanghua City based on spatial clustering stratified sampling

Jiangyan YANG, Shouqiang YIN, Li ZHANG, Mingxin MEN, Ying CHEN

表1 黄骅市不同备选监测区方案中各抽样误差对应的综合样本量

Table 1 Comprehensive sample sizes corresponding to different sampling errors in different alternative schemes of monitoring zones in Huanghua

分区数/个 0.1% 0.2% 0.3% 0.4% 0.5% 1.0% 1.5% 2.0% 2.5% 3.0% 3.5% 4.0% 4.5% 5.0% 6.0% 7.0% 8.0% 9.0% 10.0% 5 14 001 11 422 9 312 7 554 6 271 2 596 1 314 777 511 361 267 206 164 133 94 70 55 43 36 10 12 086 9 634 8 051 6 643 5 441 2 195 1 102 651 425 299 222 170 135 110 75 56 44 34 28 15 11 890 9 649 8 142 6 779 5 590 2 282 1 151 680 447 313 230 180 142 116 78 60 47 38 29 20 9 116 5 764 3 881 2 813 2 118 699 332 192 127 88 69 53 49 38 31 25 23 22 21 25 8 960 5 717 3 679 2 491 1 777 530 245 141 93 68 51 41 36 31 29 26 26 25 25 30 5 775 2 981 1 677 1 041 703 194 89 54 42 34 32 30 30 30 30 30 30 30 30 35 5 602 2 964 1 686 1 058 718 199 97 61 47 38 37 35 35 35 35 35 35 35 35 40 4 272 2 065 1 138 702 475 140 73 52 44 42 40 40 40 40 40 40 40 40 40 45 3 670 1 783 972 600 408 124 56 55 49 46 45 45 45 45 45 45 45 45 45 50 2 798 1 319 719 446 305 105 65 55 51 51 50 50 50 50 50 50 50 50 50 55 2 599 1 215 665 416 287 100 66 59 56 55 55 55 55 55 55 55 55 55 55 60 2 354 1 022 543 337 236 90 68 61 60 60 60 60 60 60 60 60 60 60 60 65 1 465 609 327 213 155 77 67 65 65 65 65 65 65 65 65 65 65 65 65 70 2 180 833 425 261 188 83 72 70 70 70 70 70 70 70 70 70 70 70 70 75 1 517 599 323 211 155 83 75 75 75 75 75 75 75 75 75 75 75 75 75 80 1 728 710 383 250 182 91 82 80 80 80 80 80 80 80 80 80 80 80 80 85 1 413 562 309 208 157 92 85 85 85 85 85 85 85 85 85 85 85 85 85 90 1 026 425 246 173 137 94 91 90 90 90 90 90 90 90 90 90 90 90 90 95 1 601 729 412 275 206 112 97 95 95 95 95 95 95 95 95 95 95 95 95 100 1 265 509 289 201 158 107 100 100 100 100 100 100 100 100 100 100 100 100 100