TY  - SER
AU  - Silveira,J.A.G.da
AU  - Contado,J.L.
AU  - Rodrigues,J.L.M.
AU  - Oliveira,J.T.A.de
TI  - Phosphoenolpyruvate carboxylase and glutamine synthetase activities in relation to nitrogen fixation in cowpea nodules
KW  - Feijao de Corda
KW  - Fixacao de Nitrogenio
KW  - Nodulacao
KW  - Rhizobium
ER  -