| Calibrations for all instruments would be done once a year |
|
LI-7500 Open-path Eddy Covariance System and micrometeorological tower and LI-8100 automated soil CO2 flux system |
| "Eco-hydrological processes and their interaction in semiarid region of northern Chin" belonging to the project "Aridification in northern China and human adaptation" funded by State Sciences and Technology Committee (2006CB400502) |
| "Carbon cycle model and adaptation countermeasures of emission mitigation or sink enhancement for temperate grassland in China" funded by National Science Foundation of China (90711001) |