TY - JA AU - Oaks,A. AU - Boesel,I.L. AU - Stulen,I. TI - Influence of amino acids and ammonium on nitrate reduction in corn seedlings SN - 1480-3305 U1 - 80-560388 PY - 1979/// KW - Maize KW - AGROVOC KW - Zea mays N1 - Summary (Fr);28 ref T2 - Canadian Journal of Botany ER -