%0 Journal Article %T On the Gaseous Exchange of Ammonia between Leaves and the Environment: Determination of the Ammonia Compensation Point %A Farquhar, Graham D. %A Firth, Peter M. %A Wetselaar, Robbert %A Weir, Brian %J Plant Physiology %V 66 %N 4 %P 710-714 %@ 0032-0889 %D 1980-10-01 %I American Society of Plant Biologists %~ DeepDyve