@inbook{inbookb32a1007, title = {Nitric oxide, nitrate reductase and plant stress}, author = {Magalhães, José R. and Modolo, Luzia Valentina and Silva, Filomena L. I. M. and Mercier, Helenice}, year = {2005}, publisher = {MXM gráfica e editora}, journal = {Estresses ambientais: danos e benefícos em plantas} }