Results 231 to 240 of about 13,891 (287)

Photosynthetic capacity is reduced by warming but unaffected by elevated CO2 in seedlings of five boreal tree species. [PDF]

open access: yesPlant Physiol
Hammer JM   +13 more
europepmc   +1 more source

Effective Conservation Decisions Require Models Designed for Purpose: A Case Study of Boreal Caribou in Ontario's Ring of Fire. [PDF]

open access: yesEcol Evol
Dyson ME   +12 more
europepmc   +1 more source

Large-scale importance of bark beetle outbreaks for standing deadwood and woodpeckers. [PDF]

open access: yesJ Anim Ecol
Basile M   +7 more
europepmc   +1 more source

Genetic potential for N₂O metabolism in tree tissues: Insights into nitrogen cycling gene abundance and nosZ diversity across trees

open access: yes
Thiyagarasaiyar K   +9 more
europepmc   +1 more source

WHITE SPRUCE MEETS BLACK SPRUCE: DISPERSAL, POSTFIRE ESTABLISHMENT, AND GROWTH IN A WARMING CLIMATE

open access: yesEcological Monographs, 2008
Local distributions of black spruce (Picea mariana) and white spruce (Picea glauca) are largely determined by edaphic and topographic factors in the interior of Alaska, with black spruce dominant on moist permafrost sites and white spruce dominant on drier upland sites.
C Wirth   +2 more
exaly   +4 more sources

Natural hybridization between black spruce and red spruce

Molecular Ecology, 1997
Using species‐specific random amplified polymorphic DNA (RAPD) markers and morphological characters, natural hybridization between the closely related black spruce Picea mariana (Mill.) B.S.P. and red spruce P. rubens Sarg. was evaluated in natural populations from north‐eastern North America.
M. Perron, J. Bousquet
openaire   +1 more source

Bud and crown architecture of white spruce and black spruce

Trees, 2006
Needle primordia in buds and branch lengths were assessed in the crown of a plantation-grown white spruce tree. There was a gradation in needle primordia in buds in branches within the crown. The largest number of primordia was in the terminal bud of the leading main stem shoot, with the number in first-order whorl lateral shoot terminal buds ...
Stephen J. Colombo   +1 more
openaire   +1 more source

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