搜索结果: 1-3 共查到“大气科学 grassland”相关记录3条 . 查询时间(0.078 秒)
![](http://www.firstlight.cn/upload/imgfile/201910/30/20191030172328551.jpg)
Six million years ago, atmospheric shifts led to increased diversity of grassland mammals(图)
Six million years ago atmospheric shifts grassland mammals
2019/10/30
Six million years ago, grass-eating mammals became more diverse in South America. Shifts in tropical atmospheric circulation known as Hadley circulation led to changes in climate and vegetation, espec...
Eddy covariance VOC emission and deposition fluxes above grassland using PTR-TOF
VOC grassland PTR-TOF
2011/2/24
Eddy covariance (EC) is the preferable technique for flux measurements since it is the only direct flux determination method. It requires a continuum of high time resolution measurements (e.g. 5–20 Hz...
Intercomparison of ammonia measurement techniques at an intensively managed grassland site(Oensingen, Switzerland)
ammonia measurement techniques managed grassland site Switzerland
2009/5/6
As part of a field campaign in the framework of the NitroEurope project, three different instruments for atmospheric ammonia (NH3) measurements were operated side-by-side on a managed grassland site i...