Research Co-ordination Meeting on Recent Developments in the Use of Nitrogen-15 in Soil-Plant Studies (1969 Sofia) Joint FAO/IAEA Division of Atomic Energy in Food and Agriculture
Vienna International Atomic Energy Agency 1971
Available at
CENA - Cent. En. Nuclear na Agricultura
(581.133.1 I61n e.1 3469 ) and other locations(GetIt)
Effects of agricultural production on nitrates in food and water with particular reference to isotope studies; proceedings and report of a panel of experts organized by the Joint FAO/IAEA Division of Atomic Energy in Food and Agriculture and held in Vienna, 4-8 June 1973
Joint FAO/IAEA Division of Atomic Energy in Food and Agriculture
Vienna 1974
Available at
CENA - Cent. En. Nuclear na Agricultura
(614.76 I61e 3277 ) and other locations(GetIt)
An attempt to assess the optimum nitrogen level in Norway spruce under field conditions: Ett försök att fastställa det optimala kvävetillståndet i gran under fältförhållanden
Tamm, Carl Olof
Stockholm: Skogshögskolan, Sveriges skogsvardsförbund (distr.) 1968
Distribution and balance of N¹⁵ labelled fertilizer nitrogen applied to young pine trees (Pinus silvestris L.): Fördelning och återvinning av N¹⁵-märkt kväve vid gödsling i tallungskog