References
- Ahrland , S. , Dahlgren , A. and Persson , I. 1990 . Stabilities and hydrolysis of some iron (III) and manganese (III) complexes with chelating ligands . Acta Agric. Scand. , 40 : 101 – 111 .
- Bailey , N.A. , Cummins , D. , McKenzie , E.D. and Worthington , J.M. 1981 . Iron (III) compounds of phenolic ligands. The crystal and molecular structure of iron (III) compounds of the sexadentate ligand N,N'‐ethylene‐bis‐(o‐hydroxyphenylglycine) . Inorg. Chim. Acta , 50 : 111 – 120 .
- Bannochie , C.J. and Martell , A.E. 1989 . Affinities of racemic and meso forms of N,N'‐ethylene‐bis‐(o‐hydroxyphenylglycine) for divalent and trivalent metal ions . J. Am. Chem. Soc. , 111 : 4735 – 4742 .
- Barak , P. and Chen , Y. 1987 . Determination of Fe‐EDDHA in soils and fertilizers by anion echange chromatography . Soil Sci. Soc. Am. J. , 51 : 893 – 896 .
- Lucena , J.J. , Barak , P. and Hernández‐Apaolaza , L. 1996 . Isocratic ion‐pair high‐performance liquid Chromatographie method for the determination of various iron(III) chelates . J. Chromatography A , 727 : 253 – 264 .
- Hernández‐Apaolaza , L. , Barak , P. and Lucena , J.J. 1997 . Chromatographic determination of commercial Fe(III)‐chelates of EDTA, EDDHA y EDDHMA . J. Chromatography A , 789 : 453 – 460 .
- Hemández‐Apaolaza , L. , Gárate , A. and Lucena , J.J. 1995 . Efficacy of commercial Fe(III)‐EDDHA and Fe(III)‐EDDHMA chelates to supply iron to sunflower and com seedlings . J. Plant Nutr. , 18 (6) : 1209 – 1223 .
- Hill‐Cottingham , D.G. 1962 . The paper chromatography of some complexones and their iron chelates . J. Chromatogr. , 8 : 261
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