Suhet AR, Neptune AML. Effects of 59Fe, 65Zn and of three soil types on dry matter yield, chemical composition and nitrogen fixation in Phaseolus vulgaris L. cv. carioca . An. Esc. Super. Agr. Luiz de Queiroz. 1979;36:1-42. doi:10.1590/S0071-12761979000100001