Browse Items (13651 total)

Control plot no fertilizer addition to Douglas fir. Razès.

Controlled pollination in pinus

Conventional 11/2 seedling transplanted in July'72, photo june'73 compare with slide #310 & 311 All in same field (O). Black spruce, 1+1, transplant stock.

Aerial view of conventional cut & skid (1972). Manitouwadge, Ontario Paper.

Attempt to convert hard maple etc to conifers. Hardwood cut 1965-66. White pine & white spruce planted in 1966. Dorset, UT Forest.

Convocation.

Convocation.

Convocation.

Convocation.