Greenhouse gas fluxes in a no-tillage chronosequence in Central Ohio

2022 ◽  
Vol 218 ◽  
pp. 105313
Author(s):  
Serdar Bilen ◽  
Pierre-Andre Jacinthe ◽  
Raj Shrestha ◽  
Sindhu Jagadamma ◽  
Toru Nakajima ◽  
...  
Author(s):  
Sunayan Saha ◽  
Paramjit Singh Minhas ◽  
Ramlal Choudhary

2011 ◽  
Author(s):  
Michelle Bouchard ◽  
David Butman ◽  
Todd Hawbaker ◽  
Zhengpeng Li ◽  
Jinxun Liu ◽  
...  

2008 ◽  
Vol 48 (2) ◽  
pp. 244 ◽  
Author(s):  
Zoë Loh ◽  
Deli Chen ◽  
Mei Bai ◽  
Travis Naylor ◽  
David Griffith ◽  
...  

Feedlot production of beef cattle results in concentrated sources of gas emissions to the atmosphere. Reported here are the preliminary results of a micrometeorological study using open-path concentration measurements to determine whole-of-feedlot emissions of methane (CH4) and ammonia (NH3). Tunable near-infrared diode lasers were used to measure line-averaged (150–400 m) open-path concentrations of CH4 and NH3. A backward Lagrangian stochastic model of atmospheric dispersion and the software package WindTrax were used to estimate greenhouse gas fluxes from the measured concentrations. We studied typical Australian beef feedlots in the north (Queensland) and south (Victoria) of the continent. The data from a campaign during summer show a range of CH4 emissions from 146 g/animal.day in Victoria to 166 g/animal.day in Queensland and NH3 emissions from 125 g/animal.day in Victoria to 253 g/animal.day Queensland.


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