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

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

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

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

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

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

Moisture loss from Paper pot after 30 minutes, cf.slides #436 & 438. Jack pine, 1+0, moisture loss.

Moisture loss from Ontario tube after 30 minutes, cf.slides #436 & 437. Jack pine, 1+0, moisture loss.

Phosphorus deficiency in jack pine at 25 days. Jack pine, 1+0, nutrient deficiency, phosphorus.

Nisula roll white spruce, put in roll in April, photo in June. White spruce, 2+0, container, nisula.