HOME HELP FEEDBACK SUBSCRIPTIONS ARCHIVE SEARCH TABLE OF CONTENTS		QUICK SEARCH:   [advanced] Author: Keyword(s): Year:  Vol:  Page:

This Article Abstract Full Text Free Full Text (PDF) Free Alert me when this article is cited Alert me if a correction is posted Services Similar articles in this journal Similar articles in PubMed Alert me to new issues of the journal Download to citation manager Citing Articles Citing Articles via Google Scholar Google Scholar Articles by McGinn, S. M. Articles by Coates, T. Search for Related Content PubMed PubMed Citation Articles by McGinn, S. M. Articles by Coates, T. Agricola Articles by McGinn, S. M. Articles by Coates, T. Related Collections Field evaluation techniques Air Pollution

Quantifying Ammonia Emissions from a Cattle Feedlot using a Dispersion Model

^a Agriculture and Agri-Food Canada, 5403–1 Ave South, Lethbridge, Alberta, Canada T1J 4B1
^b Dep. of Earth and Atmospheric Sciences, Univ. of Alberta, Edmonton, Canada
^c Thunder Beach Scientific, Nanaimo, British Columbia, Canada

View larger version (12K): [in this window] [in a new window]   Fig. 1. Map showing the feedlot layout.

View larger version (17K): [in this window] [in a new window]   Fig. 2. Diel pattern generated from the 15-min interval data that were averaged over all days for ammonia emission and the standard deviation of the emission.

View larger version (10K): [in this window] [in a new window]   Fig. 3. Correlation between average hourly ammonia emission and sensible heat flux density (top), and wind speed (bottom) using data from the entire study period.

View larger version (8K): [in this window] [in a new window]   Fig. 4. The diel ammonia emission pattern on 21 September, which was a day with no rain (top), 22 September when rain occurred at mid-day (middle), and 23 September with no rain (bottom).