00273nam a2200097Ia 4500008004100000082004300041100000900084245005100093260002300144300000800167140113s9999 xx 000 0 und d a632.954:621.039.85:632.51(082.2) K6 aIAEA aIsotopes in weed research (Proceedings series) a1966bIAEAcVienna a237