青藏高原月NDVI时空动态变化及其对气候变化的响应

郑海亮, 房世峰, 刘成程, 吴金华, 杜加强

Dynamics of Monthly Vegetation Activity and Its Responses to Climate Change in the Qinghai-Tibet Plateau

Hailiang ZHENG, Shifeng FANG, Chengcheng LIU, Jinhua WU, Jiaqiang DU

表2 青藏高原月NDVI呈增加、显著增加和显著减少区域比例

Tab. 2 Area proportions of significant increase and decrease in monthly NDVI （%）

时段	4月			5月			6月			7月
时段	增加 P	显著减少SN	显著增加SP	增加 P	显著减少SN	显著增加SP	增加 P	显著减少SN	显著增加SP	增加 P	显著减少SN	显著增加SP
1982-1999	80.00	0.23	11.92	84.73	0.21	22.10	75.40	0.73	13.41	72.69	1.47	13.51
1982-2000	74.04	0.32	7.43	83.74	0.24	20.74	85.08	0.32	18.97	79.02	0.65	16.83
1982-2001	74.36	0.33	7.66	81.69	0.33	19.47	83.49	0.31	14.44	76.60	0.77	17.30
1982-2002	70.25	0.75	8.35	81.40	0.45	22.32	85.24	0.32	16.87	74.76	0.85	16.21
1982-2003	67.18	1.51	8.69	78.46	0.90	23.08	80.42	0.52	12.74	71.71	1.15	14.47
1982-2004	68.92	1.88	11.20	75.34	1.29	23.49	75.60	0.94	10.58	67.68	1.78	13.44
1982-2005	62.47	3.13	9.12	73.36	2.06	24.09	75.06	1.06	10.31	61.95	2.41	8.65
1982-2006	58.80	5.14	10.03	71.49	2.74	23.91	74.27	1.30	10.53	63.87	2.28	9.74
1982-2007	57.09	6.70	11.08	71.11	3.50	25.68	73.74	1.48	9.69	60.25	2.55	7.58
1982-2008	54.65	8.31	11.25	67.59	5.17	24.23	74.63	1.68	10.82	59.82	2.89	8.72
1982-2009	61.08	5.91	14.46	62.63	7.30	18.91	73.99	1.67	10.97	60.17	3.30	8.60
1982-2010	62.48	5.93	15.73	58.88	9.96	18.37	68.17	2.83	10.43	61.72	2.06	8.14
1982-2011	63.21	6.22	16.94	53.42	13.45	16.17	69.76	3.00	13.15	65.47	2.34	10.36
1982-2012	63.06	6.67	17.72	50.26	15.98	15.63	63.17	4.70	11.67	58.19	3.96	8.98
时段	8月			9月			10月
时段	增加 P	显著减少SN	显著增加SP	增加 P	显著减少SN	显著增加SP	增加 P	显著减少SN	显著增加SP
1982-1999	54.84	1.99	4.38	62.30	1.14	3.23	53.69	1.42	2.64
1982-2000	58.95	2.00	6.66	61.75	1.08	3.08	55.68	1.28	2.76
1982-2001	57.73	2.30	7.44	61.78	1.04	3.77	63.73	0.67	4.43
1982-2002	57.00	2.52	7.94	56.92	1.68	3.22	60.21	1.09	5.54
1982-2003	51.82	4.13	6.26	53.89	2.06	3.03	59.05	1.51	5.58
1982-2004	48.56	5.71	6.26	57.78	2.09	4.86	53.21	2.77	6.01
1982-2005	44.81	7.74	6.22	63.67	2.02	8.44	55.55	3.32	7.75
1982-2006	42.97	7.47	4.72	61.09	2.13	7.14	52.29	4.34	7.94
1982-2007	40.32	8.42	3.57	61.94	2.22	8.94	53.45	4.82	7.47
1982-2008	36.19	11.62	3.26	56.55	3.14	6.59	53.29	5.87	7.94
1982-2009	42.19	8.47	4.43	59.13	3.23	8.60	52.79	6.06	8.07
1982-2010	48.30	5.66	6.20	67.96	2.11	13.02	59.82	4.17	12.45
1982-2011	56.42	4.31	9.53	71.46	2.02	16.65	61.36	4.32	13.37
1982-2012	57.46	4.85	12.15	72.84	2.11	19.01	60.90	5.18	15.68