Potential Evapotranspiration Reduction and Its Influence on Crop Yield in the North China Plain in 1961–2014

Table 1

Geographic characteristic information of each meteorological station in the study.

No.	Province	Site	Latitude (°)	Longitude (°)	Elevation (m)
1	Beijing	Huairou	40.72	116.55	487.9
2		Miyun	40.38	116.87	71.8
3		Beijing	39.80	116.47	31.3
4	Hebei	Zhangbei	41.15	114.70	1393.3
5		Weixian	39.83	114.57	909.5
6		Shijiazhuang	38.03	114.42	81.0
7		Xingtai	37.07	114.50	77.3
8		Fengning	41.22	116.63	661.2
9		Weichang	41.93	117.75	842.8
10		Zhangjiakou	40.78	114.88	724.2
11		Huailai	40.40	115.50	536.8
12		Chengde	40.98	117.95	385.9
13		Zunhua	40.20	117.95	54.9
14		Qinglong	40.40	118.95	227.5
15		Qinhuangdao	39.85	119.52	2.4
16		Langfang	39.12	116.38	9.0
17		Tangshan	39.67	118.15	27.8
18		Leting	39.43	118.88	10.5
19		Baoding	38.85	115.52	17.2
20		Raoyang	38.23	115.73	19.0
21		Huanghua	38.37	117.35	6.6
22		Nangong	37.37	115.38	27.4
23	Henan	Anyang	36.05	114.40	62.9
24		Xinxiang	35.32	113.88	73.2
25		Sanmengxia	34.80	111.20	409.9
26		Lushi	34.05	111.03	568.8
27		Mengjin	34.82	112.43	333.3
28		Luanchuang	33.78	111.60	750.3
29		Zhengzhou	34.72	113.65	110.4
30		Xuchang	34.03	113.87	66.8
31		Kaifeng	34.78	114.30	73.7
32		Xixia	33.30	111.50	250.3
33		Nanyang	33.03	112.58	129.2
34		Baofeng	33.88	113.05	136.4
35		Xihua	33.78	114.52	52.6
36		Nanyang	32.61	113.67	153.0
37		Zhumadian	33.00	114.02	82.7
38		Xinyang	32.13	114.05	114.5
39		Shangqiu	34.45	115.67	50.1
40		Gushi	32.17	115.62	42.9
41	Shandong	Huiminxian	37.48	117.53	11.7
42		Gaoqing	37.12	117.88	122.3
43		Changdao	37.93	120.72	39.7
44		Longkou	37.62	120.32	4.8
45		Chengshantou	37.40	122.68	47.7
46		Chaoyang	36.23	115.67	37.8
47		Jinan	36.60	117.05	170.3
48		Qiyuan	36.18	118.15	305.1
49		Yantai	37.23	120.49	48.6
50		Weifang	36.75	119.18	22.2
51		Qingdao	36.07	120.33	76.0
52		Haiyang	36.77	121.18	40.9
53		Gunzhou	35.57	116.85	51.7
54		Feixian	35.25	117.95	121.2
55		Juxian	35.58	118.83	107.4
56		Rizhao	35.43	119.53	36.9
57		Linyi	34.96	118.51	36.2
58	Tianjin	Jixian	40.17	117.45	5.1
59		Tianjin	39.08	117.07	2.5
60		Tanggu	39.05	117.72	4.8