新疆干旱区农业面源污染空间分异及治理对策

马梓翔, 晁伟鹏, 朱叶

Spatial differentiation and governance mechanism of agricultural non-point source pollution in arid areas of Xinjiang

Zixiang Ma, Weipeng Chao, Ye Zhu

表1 新疆农业面源各污染类型污染物排放量及贡献率

Table 1 The emission and contribution rate of agricultural non-point source pollutants in Xinjiang

污染类型 排放量/t 占比/% TN TP 氨氮 COD TN TP 氨氮 COD 合计 20 803.08 2 679.81 3 414.10 170 928.80 100 100 100 100 种植 10 756.12 605.63 565.70 - 51.70 22.60 16.57 - 畜禽养殖 7 052.27 1 093.29 1 403.08 120 408.92 33.90 40.80 41.10 70.44 水产养殖 300.88 666.84 48.11 1 572.78 1.45 24.88 1.41 0.92 生活污水 2 693.81 314.05 1 397.21 48 947.10 12.95 11.72 40.92 28.64