González Huerta, A., 		Pérez López, D., 		Franco Mora, O., 		Balbuena Melgarejo, A., 		Gutiérrez Rodríguez, F., & 		Romero Salas, H.
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 Response of Three Corn Varieties to Inoculation with Azospirillum Brasilense in Four Different Nitrogen Rates.
<em>CIENCIA ergo-sum, 18</em>(1), 51-58.
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