00635nam a2200169Ia 4500 140224s9999 xx 000 0 und d PH 539.17' 125.5:63(048) L8 Campbell, J.A. Neutron activation analysis; A review of the Method and its present and potential uses in Agriculture and Soil Science England CAB 1978 36p. Commonwealth Bureau of Soils Special publication; No.7 J.A.Campbell and M.W.M.Bewick Bewick, M.W.M.,jt.auth Soil science,Radioactive tracers,Neutron activation,Neutron reactors BK 0 0 0 0 KSD KSD 2014-02-24 0 PH 539.17' 125.5:63(048) L8 6734 2014-02-24 00:00:00 2014-02-24 BK 94691 94691