Browse Items (13654 total)

Moisture loss from Jiffy pot 30 minutes after planting in dry soil. Jack pine, 1+0, moisture loss.

Extracted hemlock seedling, sown April, photo July. Western hemlock, 1+0, container, styroblock.

Douglas fir extracted from block, sown April, photo July. Fir douglas, 1+0, container, styroblock.

Douglas fir sown in April in styroblocks, photo July. Fir douglas, 1+0, container, styroblock.

Detail of roof of shade house to show vent for hot air.

General view of shade house, this is nursery for Georgia Pacific.

Pine seedling grown in 10" tube, cf.slide #418 for Jefferson nursery. Ponderosa pine, 1+0, container.

Douglas fir sown April, photo in July. Fir douglas, 1+0, container.

View inside shade house, containers on wooden supports off asphalt. Container.

View inside greenhouse, n.b. asphalt surface with containers on it. Container.