Inst lysimeter studies on tracer nitrogen in forest soil 2 comparative losses of nitrogen through leaching and volatilization after the addition of urea nitrogen 15 ammonium nitrogen 15 and nitrate nitrogen 15

Lysimeter studies on tracer nitrogen in forest soil: 2. Comparative losses of nitrogen through leaching and volatilization after the addition of urea-, ammonium- and nitrate-N15. Soil Sci, 107: 3, 149-59, 1969

Lysimeter studies on tracer nitrogen in forest soil: 2. Comparative losses of nitrogen through leaching and volatilization after addition of urea-, ammonium- and nitrate-N. Soil Sci 107: 149-159, 1969

Inst lysimeter studies on tracer nitrogen in forest soil i nitrogen losses by leaching and volatilization after addition of urea nitrogen 15. Soil Science 106(4): 280-290, 1968

Lysimeter studies on tracer nitrogen in forest soil: I. Nitrogen losses by leaching and volatilization after addition of urea-N15. Soil Sci, 106: 4, 280-90, 1968

Lysimeter studies on tracer nitrogen in forest soil; I. Nitrogen losses by leaching and volatilization after addition of urea-16N. Soil Sci 106: 280-290, 1968

Lysimeter and field studies on nitrogen 15 in a tropical soil i. applied nitrogen 15 labelled ammonium carbonate and the movement of nitrogen 15 labelled nitrate in a loam soil the effect of initial soil moisture content on infiltration rate. Plant and Soil 114(1): 3-12, 1989

Influence of modified urea materials at different nitrogen rates on estimated wetland rice soil ammonium nitrogen and nitrate nitrogen. International Rice Research Newsletter 15(3): 25-26, 1990

Nitrogen in crops and leaching water using nitrate and ammonium nitrogen as fertilizers. lysimeter experiments 1962-1972. Tidsskrift for Planteavl 9(4): 536-544, 1975

Isotope studies on the release of mineral nitrogen in forest raw humus. I. Effect of temperature and incubation time on the release of nitrogen after addition of urea-, ammonium-, and nitrate-N15. Medd. Norske Skogforsoksv, 23: 85, 541-65, 1967

Recovery of nitrogen of nitrogen 15 labeled urea and nitrogen 15 labeled ammonium sulfa nitrate with addition of di cyandiamide in pot trials with green oats and spring wheat. Zeitschrift fuer Pflanzenernaehrung und Bodenkunde 146(4): 438-448, 1983

Losses by volatilization of nitrogen 15 labeled urea and nitrogen 15 labeled ammonium sulfate from a calcareous soil of the central coastal region of peru. Pesquisa Agropecuaria Brasileira 24(5): 607-614, 1989

Potential urea-derived nitrogen losses caused by ammonia volatilization and nitrogen leaching in a rainfed semiarid region, China. Acta Agriculturae Scandinavica, Section B - Soil & Plant Science 60(6): 560-568, 2010

Immobilization and mineralization of tracer nitrogen in forest raw humus part 2 effect of temperature and incubation time on the interchange of urea ammonium and nitrate nitrogen 15 under waterlogged conditions. Plant and Soil 32(1): 207-220, 1970

Turnover of 15N-urea nitrogen-labeled urea and 15N-ammonium sulfa-nitrate nitrogen-labeled ammonium nitrate with addition of dicyandiamide under anaerobic conditions in the soil.10. 1982

Turnover of 15N-urea nitrogen-labeled urea and 15N-ammonium sulfa-nitrate nitrogen-labeled ammonium nitrate with addition of dicyandiamide under aerobic conditions in the soil.10. 1982