Changes in pathways for carbon and nitrogen assimilation in spruce roots under mycorrhization C. Namysl, M. Chalot, B. Dell, P. Dizengremel, B. Botton and F. Le TaconAnn. For. Sci., 46 Supplement (1989) 721s-723sDOI: https://doi.org/10.1051/forest:198905ART0159