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Growth in black spruce
Black spruce planted 1968 (at 9 yrs from seed) Ht.247cm. Niels Kreiberg at 47yrs, 183cm! Camp 12, Black Brook, J.D.Irving.
Growth in black spruce paper pot planted in July 1972, Height 51cm. (image 2)
Black spruce paper pot planted July, 1972, Height 51cm. Photo Sept/1973. Hunter Brook Road. Black Brook, J.D.Irving.
Growth measurement on tree seedlings experiment (UF200ac control)
Height measurement by researcher
Growth of Marchantia in spruce bed resulting from using a purchased soil mix
Growth of Marchantia in spruce bed resulting from using a purchased soil mix (Promix) which contains alkaline peat, i.e. lime mixed in. Soil mix, black spruce, 1+0.
Growth of Seedlings at Three Fertility Levels
Growth of seedlings at three fertility levels and four seedbed densities to show interrelationships.
Grumic Dark Brown n.b. Structure of Soil.
Grumic Dark Brown n.b. structure of soil. Photo from Canada Department of Agriculture. Mollisol, P, S, D.
Guitar band
Guitar band, Intola Baptist Church, Intola, Ontario.
Gully erosion - Red Deer River, Alberta
Gully erosion - Red Deer River, Alberta - aerial view.
Gully erosion in fine to medium sand
Gully erosion in fine to medium sand, Hwy 66, Matachewan.
Gullying - Eucalyptus globula
Gullying - Eucalyptus globula, Kenya