Jackpine 2+0 planted 1965 after site prep. with barrels. N.B. bare mineral soil & shallow furrow. Davidson Twp. Engelhart Management Unit.

J. L. Farrar at Buffalo, N.Y. border

K. A. Armson, Forestry

Pinus sylvestris from Nisula roll planted July 1967

Lindhov - OSA siren tree planter

Lindhov - OSA siren tree planter

Lindhov - OSA planting machine - principle of operation

Lindhov - OSA planting machine development

Lindhov - Co Tamm & Bo Nilson

Lindhov - Co Tamm, N. Kreiberg & Bo Nilson