1. A new spectrophotometric method for the determination of nitrite in sea water;Bendschneider;Journal of Marine Research,1952
2. Method for measuring rates of NH4+ turnover in anoxic marine sediments, using a 15N-NH4+ dilution technique;Blackburn;Applied and Environmental Microbiology,1979
3. Determination and isotope-ratio analysis of different forms of nitrogen in soils: 3. Exchangeable ammonium, nitrate, and nitrite by extraction-distillation methods;Bremner,1966
4. Laboratory and greenhouse investigations of nitrogen immobilization;Broadbent,1962
5. Denitrification, nitrogen fixation and nitrification in continuous flow laboratory soil columns;Hynes;Canadian Journal of Soil Science,1980