|
单位：万公顷 |
|
|
|
|
(10 000 hectares) | ||
|
地 区 |
|
节水灌溉 |
喷滴灌 |
微 灌 |
低压管灌 |
渠道防渗 |
其他工 |
|
面积合计 |
程节水 | ||||||
|
Water- |
Jetting |
Tiny |
Low |
Leakage- |
Other | ||
|
saving |
and |
Irrigation |
Pressure |
free |
Forms of | ||
|
Irrigated |
Dropping |
|
Pipe |
Channel |
Water- | ||
|
Area |
Irrigation |
|
Irrigation |
|
saving | ||
|
全国总计 |
National Total |
2034.6 |
267.5 |
48.0 |
470.6 |
856.2 |
392.4 |
|
松花江流域 |
Songhuajiang |
125.1 |
80.5 |
0.6 |
9.2 |
5.1 |
29.7 |
|
辽河流域 |
Liaohe |
73.5 |
26.9 |
2.3 |
25.9 |
17.0 |
1.3 |
|
海滦河流域 |
Hailuanhe |
382.2 |
62.5 |
2.4 |
198.2 |
70.2 |
48.9 |
|
黄河流域 |
Huanghe |
275.1 |
23.8 |
4.9 |
91.3 |
125.1 |
30.0 |
|
淮河流域 |
huaihe |
219.7 |
19.0 |
1.3 |
41.6 |
63.6 |
94.2 |
|
长江流域 |
Changjiang |
340.8 |
10.7 |
2.0 |
32.7 |
241.6 |
53.8 |
|
珠江流域 |
zhujiang |
70.7 |
1.0 |
0.4 |
1.9 |
31.4 |
36.0 |
|
其它流域 |
Other River |
547.6 |
43.1 |
34.2 |
69.8 |
302.2 |
98.4 |
