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PNs & blister rust - grafted stock of resistant seedlings
PNs & blister rust - grafted stock of resistant seedlings
PNc/PIm IUFRO
IUFRO - PNc and PIm planted on organic soils
PNc/PIm IUFRO
IUFRO - PNc and PIm planted on organic soils
PNb x PNc - hybrids from Alberta - close-up
PNb x PNc - hybrids from Alberta - close-up
PNb x PNc - 2 trees from same stand, Alberta
PNb x PNc - 2 trees from same stand, Alberta
PNb provenance trial - view from outside
PNb provenance trial - view from outside
PNb - inbreeding - 5 selfings - 4 marker genes
PNb - inbreeding - 5 selfings - 4 marker genes
PN-b 33days after germ in paper pot
Soil experiment
Plus tree no. 686, Geraldton
Plus tree no. 686, Geraldton. N.B. form and height in relation to surrounding trees. Photo by Wilf Dyer
Plow Layer at St. Williams Nursery, Lots 11 & 12; n.b. Homogeneity of the Plow Layer and Sharp Delineation From Lower Soil
Plow layer at St. Williams nursery, Lots 11 & 12; n.b. homogeneity of the plow layer and sharp delineation from lower soil. Alfisol, H, C, HC, D.