Simulating Spatiotemporal Dynamics of Sichuan Grassland Net Primary Productivity Using the CASA Model and In Situ Observations

Table 6

NPP for different ranges of elevation.

Elevation range (m)	Area (km^2)	Area percentage (%)	Average NPP (gC/m^2)	Total NPP (TgC)	Total NPP percentage (%)
<1000	15825	8.49	204.79	3.29	7.44
1000–2000	17814	9.56	264.06	4.69	10.60
2000–3000	17952	9.63	307.83	5.52	12.47
3000–4000	53128	28.50	296.81	14.98	33.86
4000–5000	80147	43.00	179.23	15.58	35.21
>5000	1531	0.82	108.46	0.19	0.42