Results 41 to 50 of about 74,492 (336)

Establishment of Heterobasidion annosum s.l. infections in young Norway spruce dominated stands [PDF]

open access: yes, 2013
One of the worst pathogens on Norway spruce, Heterobasidion annosum s.l., can establish in previously healthy trees by spores landing on freshly made stumps from where mycelia can grow via root grafts and contacts to the adjacent tree.
Gunulf, Anna
core  

Tree stumps, East Falls campus [PDF]

open access: yes, 2023
Tree stumps, East Falls campushttps://jdc.jefferson.edu/historical_photos_ef/1175/thumbnail ...

core  

Addressing Economic Insecurities Can Improve Patient‐Reported Outcomes in Lupus

open access: yesArthritis Care &Research, EarlyView.
Objective Economic insecurities, such as food, housing, transportation, and financial challenges, are modifiable risk factors and influence patient‐reported outcomes (PROs) in systemic lupus erythematosus (SLE). We examined the following: (1) associations between economic insecurities and PROs, and (2) the impact of screening and addressing economic ...
Jay Patel   +8 more
wiley   +1 more source

Long and short term effects of stump harvesting on saproxylic beetles and ground flora [PDF]

open access: yes, 2012
Research on the effects from forest management on biodiversity has been going on for decades but still there are many questions unanswered. With every introduction of a new forestry method there is risk for increased pressure on biodiversity.
Andersson, Jon
core  

Distance-dependent indices to assess deadwood diversity in forest ecosystems: an application in the Italian Alps

open access: yesForest Systems
Aim of study: To evaluate the effectiveness of distance-dependent indices in characterizing deadwood diversity at stand level. Area of study: Four forest types in the Italian Alps (Trentino Alto Adige region): Norway spruce, mixed Silver fir–Norway ...
Sofia Baldessari   +2 more
doaj   +1 more source

Coppicing and productivity of two indigenous tree species under different forest management regimes in Tanzania

open access: yesTrees, Forests and People, 2021
There is a renewed interest to improve sustainable wood production from African savanna but our knowledge on management of individual tree species to optimize harvesting return times is limited.
Vincent G. Vyamana   +2 more
doaj   +1 more source

Short‐term response to biologic therapy in psoriatic arthritis (PsA) is not influenced by disease duration at initiation of therapy

open access: yesArthritis Care &Research, Accepted Article.
Objectives We aimed to determine whether the short‐term response to biologics in biologic‐naïve psoriatic arthritis (PsA) is better in patients initiating biologic treatment early in the disease course. Methods PsA patients who started biologic therapy from the year 2000 to 2025 were included for analysis. Patients considered in the early treatment (ET)
Sung Min Cho   +4 more
wiley   +1 more source

Ecology of the lichen Cladonia botrytes in Sweden [PDF]

open access: yes, 2012
Rapid changes in the forest structure due to logging strongly affect lichen vegetation and can exceed tolerance of many organisms while being beneficial to others.
Bogomazova, Kristine
core   +1 more source

) stumps on their colonisation by insects in the mountains [PDF]

open access: yes, 2019
Tree stumps provide habitat for insect assemblages, which are influenced by various factors. Among these factors, physical and chemical changes of the stumps, fungi developing in the dead wood and stump size are most often reported.
Bulka, Maria   +5 more
core   +1 more source

Stump and Site Factor Analysis After Sanitary Logging of Bark Beetle-Infested Forests

open access: yesSouth-East European Forestry
Coniferous forests cover 41% of Bosnia and Herzegovina, with Norway spruce (Picea abies) being an ecologically and economically important species. Bark beetles, especially the European spruce bark beetle (Ips typographus), pose a major threat, often ...
Naida Gadžo   +7 more
doaj   +1 more source

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