TY - JA AU - Sheridan,W.F. TI - Tissue culture of maize, 2: Effect of the glutamate, aspartate, and aromatic amino acid families on callus growth of several maize strains U1 - 78-278691 PY - 1977/// KW - Maize KW - AGROVOC KW - Zea mays N1 - 12 ref. Summary (En) T2 - DLG Mitteilungen ER -