Long-Term (2007 to 2018) Energy and CO₂ Fluxes over an Agriculture Ecosystem in the Southeastern Margin of the Tibetan Plateau

Table 3

Annual total global solar radiation (Rg), annual averaged wind speed (WS) at 10 m height, air temperature (Ta), and relative humidity (RH) at 4 m height, vapor pressure deficit (VPD), soil temperature (Ts), and soil water content (SWC) at 4 cm depth, and annual total precipitation (PPT) at the Dali site from 2007 to 2018.

Year	Rg (MJ·m^−2)	WS (m·s^−1)	Ta (°C)	RH (%)	VPD (kPa)	Ts (°C)	SWC (m^−3·m^−3)	PPT (mm)
2007	5066.1	2.6	16.6	68.0	0.66	18.0	0.320	1139.8
2008	5659.3	2.5	15.8	68.3	0.62	18.4	0.381	1322.8
2009	6702.7	2.7	16.4	62.1	0.76	17.3	0.352	1031.2
2010	6043.6	2.8	16.3	62.6	0.74	16.4	0.394	863.8
2011	6126.7	2.5	15.7	62.4	0.72	15.9	0.426	740.1
2012	6120.7	2.7	16.4	57.7	0.83	15.8	0.422	853.2
2013	6154.7	2.4	15.9	57.6	0.84	16.1	0.423	732.9
2014	6687.1	2.4	16.5	58.0	0.85	15.9	0.332	812.9
2015	6440.7	2.0	16.1	61.0	0.81	15.9	0.326	984.9
2016	6069.8	1.9	15.9	64.8	0.70	15.3	0.374	1153.6
2017	6356.9	2.0	16.1	63.6	0.73	16.4	0.381	909.8
2018	6421.6	1.9	15.5	63.0	0.72	16.9	0.344	1000.7
Average	6154.1	2.4	16.1	62.4	0.75	16.5	0.373	962.1
Standard deviation	450.2	0.3	0.3	3.6	0.07	0.9	0.038	179.3