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

Table 1

Root : shoot ratio of the three representative grassland types.

Grassland type	Ratio	Reference
Mountain meadow	6.23	Shilong Piao and Guo [32]
Alpine meadow	7.92	Li and Zhou (1998) [33]
Alpine shrub meadow	7.92	Li and Zhou (1998) [33]