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pns & blister rust - grafted stock of resistant seedlings
pns & blister rust - grafted stock of resistant seedlings
not viewed
pns & blister rust (a year later) - bed of pw with 4 seedlings live
pns & blister rust (a year later) - bed of pw with 4 seedlings live
not viewed
pns & blister rust. seedlings 3-4 years old with ribes in bed
pns & blister rust. seedlings 3-4 years old with ribes in bed, some resistance?
not viewed
pns hybrids - maple
pns hybrids - maple
not viewed
pnb provenance trial - view from outside
pnb provenance trial - view from outside
not viewed
picea abies - 1938 provenance trial, seed sown 1940, denmark
picea abies - 1938 provenance trial, seed sown 1940. marked tree for controlled x’s. 24 years of age, denmark
not viewed
nursery provenance trial - picea glauca (+ p. engelmannii)
nursery provenance trial - picea glauca (+ p. engelmannii) - view
of rep. showing tall strain
of rep. showing tall strain
not viewed
nursery provenance trial - picea glauca from british columbia
nursery provenance trial - picea glauca from british columbia - showing rep. boundary & 2 reps. of same tall provenance
not viewed
pnb - inbreeding - 5 selfings - 4 marker genes
pnb - inbreeding - 5 selfings - 4 marker genes
not viewed
pr inbred - 56 selfings - 1 marker gene
pr inbred - 56 selfings - 1 marker gene
not viewed