Shepherdia-infective Frankia was detected in 80% of the plots, while Alnus- and Myrica-infective Frankia were found in 65% and 64% of the plots, respectively, with no Frankia found in 18% of the plots.
On retrouve des propagules du Frankia colonisatrices du Shepherdia, de l'Alnus et du Myrica dans 80 %, 65 % et 64 % des parcelles, respectivement; le Frankia s'avère absent dans 18 % des parcelles.