基于三角图法的榆林市农业生态系统脆弱性类型变化研究
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万红莲, 毛楠, 宋海龙, 何艳桃, 王子梦, 朱婵婵
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Type variability research of agro-ecosystem vulnerability in Yulin, Shaanxi, China,based on triangle method
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Honglian Wan, Nan Mao, Hailong Song, Yantao He, Zimeng Wang, Chanchan Zhu
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表1 榆林市农业生态系统脆弱性指标时间序列权重
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Table 1 Weight of time series for vulnerability index of agro-ecosystem in Yulin area
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指标 | 榆阳 | 神木 | 府谷 | 横山 | 靖边 | 定边 | 绥德 | 米脂 | 佳县 | 吴堡 | 清涧 | 子洲 |
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X1 | 0.0288 | 0.0340 | 0.0327 | 0.0253 | 0.0235 | 0.0320 | 0.0305 | 0.0319 | 0.0340 | 0.0277 | 0.0368 | 0.0285 | X2 | 0.0324 | 0.0197 | 0.0317 | 0.0311 | 0.0304 | 0.0306 | 0.0254 | 0.0368 | 0.0237 | 0.0309 | 0.0334 | 0.0297 | X3 | 0.0271 | 0.0286 | 0.0321 | 0.0188 | 0.0196 | 0.0216 | 0.0272 | 0.0500 | 0.0220 | 0.0166 | 0.0392 | 0.0272 | X4 | 0.0415 | 0.0479 | 0.0414 | 0.0381 | 0.0576 | 0.0423 | 0.0458 | 0.0723 | 0.0446 | 0.0380 | 0.0519 | 0.0419 | X5 | 0.0579 | 0.0487 | 0.0293 | 0.0747 | 0.0745 | 0.0333 | 0.0790 | 0.0761 | 0.0454 | 0.0835 | 0.0886 | 0.0760 | X6 | 0.0463 | 0.0728 | 0.1100 | 0.0737 | 0.0836 | 0.1312 | 0.0787 | 0.0607 | 0.0568 | 0.0636 | 0.0232 | 0.0430 | X7 | 0.0810 | 0.0693 | 0.0655 | 0.0774 | 0.0654 | 0.0742 | 0.0845 | 0.0664 | 0.0740 | 0.0591 | 0.1075 | 0.0699 | X8 | 0.0246 | 0.0266 | 0.0197 | 0.0262 | 0.0430 | 0.0443 | 0.0447 | 0.0401 | 0.0435 | 0.0316 | 0.0228 | 0.0185 | X9 | 0.0509 | 0.0634 | 0.0392 | 0.0447 | 0.0501 | 0.0329 | 0.0503 | 0.0243 | 0.0721 | 0.0617 | 0.0473 | 0.1075 | X10 | 0.0363 | 0.0196 | 0.0210 | 0.0207 | 0.0370 | 0.0221 | 0.0218 | 0.0216 | 0.0334 | 0.0363 | 0.0224 | 0.0216 | X11 | 0.0658 | 0.0584 | 0.0640 | 0.0741 | 0.0277 | 0.0271 | 0.0659 | 0.0228 | 0.0687 | 0.0817 | 0.0209 | 0.0772 | X12 | 0.0331 | 0.0307 | 0.0244 | 0.0346 | 0.0381 | 0.0392 | 0.0207 | 0.0236 | 0.0253 | 0.0196 | 0.0477 | 0.0345 | X13 | 0.0475 | 0.0628 | 0.0791 | 0.0317 | 0.0623 | 0.0361 | 0.0379 | 0.0334 | 0.0621 | 0.0651 | 0.0268 | 0.0402 | X14 | 0.0616 | 0.0457 | 0.0414 | 0.0526 | 0.0485 | 0.0517 | 0.0496 | 0.0624 | 0.0617 | 0.0593 | 0.0679 | 0.0507 | X15 | 0.0425 | 0.0570 | 0.0420 | 0.0387 | 0.0401 | 0.0263 | 0.0552 | 0.0397 | 0.0458 | 0.0409 | 0.0482 | 0.0483 | X16 | 0.0562 | 0.0417 | 0.0402 | 0.0418 | 0.0485 | 0.0363 | 0.0337 | 0.0373 | 0.0305 | 0.0308 | 0.0287 | 0.0271 | X17 | 0.0386 | 0.0309 | 0.0315 | 0.0253 | 0.0367 | 0.0219 | 0.0298 | 0.0514 | 0.0344 | 0.0213 | 0.0565 | 0.0425 | X18 | 0.0281 | 0.0369 | 0.0380 | 0.0313 | 0.0192 | 0.0391 | 0.0337 | 0.0287 | 0.0329 | 0.0313 | 0.0308 | 0.0281 | X19 | 0.0298 | 0.0355 | 0.0356 | 0.0310 | 0.0315 | 0.0342 | 0.0301 | 0.0266 | 0.0356 | 0.0277 | 0.0291 | 0.0248 | X20 | 0.0299 | 0.0346 | 0.0354 | 0.0333 | 0.0348 | 0.0352 | 0.0323 | 0.0347 | 0.0335 | 0.0294 | 0.0335 | 0.0320 | X21 | 0.0422 | 0.0406 | 0.0461 | 0.0571 | 0.0346 | 0.0533 | 0.0257 | 0.0485 | 0.0378 | 0.0251 | 0.0299 | 0.0420 | X22 | 0.0351 | 0.0225 | 0.0228 | 0.0436 | 0.0363 | 0.0657 | 0.0207 | 0.0322 | 0.0212 | 0.0340 | 0.0215 | 0.0214 | X23 | 0.0321 | 0.0247 | 0.0419 | 0.0344 | 0.0298 | 0.0384 | 0.0448 | 0.0467 | 0.0375 | 0.0390 | 0.0440 | 0.0358 | X24 | 0.0306 | 0.0473 | 0.0349 | 0.0401 | 0.0274 | 0.0310 | 0.0320 | 0.0318 | 0.0234 | 0.0457 | 0.0411 | 0.0319 |
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