Aeciospores and canker in 50 yr-old natural jack pine. Englehart Management Unit

Aeciospores in lodgepole pine 2+1 transplants at Swastika Nursery, Englehart Management Unit. N.B. seedlings were infected in seed beds

Cronartium canker in lodgepole pine raised as 2+0 seedlings at the Swastika Nursery and outplanted 1970. Photo after one year in field. Englehart Management Unit

Cronartium canker in lodgepole pine raised as 2+0 seedlings at the Swastika Nursery and outplanted 1970. Photo after one year in field. Englehart Management Unit

Cronartium canker in lodgepole pine raised as 2+0 seedlings at the Swastika Nursery and outplanted 1970. Photo after one year in field. Englehart Management Unit

Black and white photograph of a inscription engraved in stone above the entrance to the Finnish Labour Temple. Motto in English means "Work Conquers All"

Leaning trees ("gear stick" trees). Bareroot jack pine planted with sandvik hoes in 1964. Photo 1971. Asymmetric roots make the tree unstable, especially when crowns are heavy with wet snow. Davidson

Root system of jack pine bare root planted with Sandvik hoe after 4 seasons. N.B. asymetric roots. cf Slide #576. Davidson Twp. Englehart Managment Unit

Area scarified for natural regeneration of yellow birch, after logging; French Twp. North Bay. cf Slide # 579

Regeneration from natural seeding on scarified patch four years after site reparation. French Twp. North Bay. cf Slide #578