Seedlings root pruned by vertical knives. Jack pine, 3+0, root pruning.

Seedlings sown in April at 4 months; cf.slide #398. Difference is due to different soil mix. Fir douglas, 1+0, seedlings. Weyerhaueser.

Seedlings sown in greenhouse Feb'73, heeled-in for transplanting photo Aug'73. Black spruce, 1+0, greenhouse seedlings.

Seedlings sown in May '79 in 8" styroblocks. Container, black spruce, 1+0.

Seedlings that have been germinated in BC styroblocks in a separate room. Fir douglas, 1+0, germination.

Seedlings transplanted by the forestry class of 6t1, n.b. the seedlings with the roots up! White spruce, 2+0, transplanting.

Seedlings watered at intervals of 3, 5 or 9 days. Jack pine, white spruce, 1+0, experimental irrigation.

Seedlings whose roots have been exposed for periods of 2, 6 and 10 hours before simulated planting: Green (2), right (10), middle (6). White spruce, 2+0, root exposure.

Seedlings with mulch application after snowing (fall). White spruce, 1+0, mulch.

Seeds in grooved seedlines from grooved roller. White pine, 0, seedbeds.