@inproceedings{inproceedings9ceefd98, title = {Diurnal expression of nitrate reductase is controled by the biological clock}, author = {Ramalho, C B and Stringher, C G and Knack, G and Hastings, J W and Colepicolo, Pio}, year = {1993}, publisher = {Sbbq}, booktitle = {Reuniao Anual da Sociedade Brasileira de Bioquimica e Biologia Molecular} }