%0 Journal Article %T Laboratory Apparatus for Preparing and Dispensing Nitrogen‐15‐labeled Anhydrous Ammonia %A Norman, R. J. %A Kurtz, L. T. %J Soil Science Society of America Journal %V 50 %N 1 %P 238-242 %@ 0361-5995 %D 1986-01-01 %I Wiley Subscription Services, Inc., A Wiley Company %~ DeepDyve