translate English to French: From 293 second-growth sugar maple (Acer saccharum Marsh.) trees (maximum age 114 years) felled in Ontario, 966 branch stubs, 70 intact dead branches, and 58 stem stubs were dissected and studied.
On a disséqué et étudié, provenant de 293 érables à sucre (Acer saccharum Marsh.) de seconde pousse (âgés d'au plus 114 ans) et abattus en Ontario, 966 chicots de branches, 70 branches mortes intactes, puis 58 chicots de tiges.