Results 31 to 40 of about 2,888,170 (286)

Secondary succession of overgrazed Pannonian sandy grasslands [PDF]

open access: yes, 2008
We assessed vegetation changes on acidic sandy soils in permanent plots to follow secondary succession after cessation of intensive goose breeding in E Hungary.We also aimed to estimate the time required for vegetation regeneration and indicate ...
Matus, Gábor   +3 more
core   +2 more sources

Gastric rupture secondary to successful Heimlich manoeuvre [PDF]

open access: yesPostgraduate Medical Journal, 1998
Summary A fatal case of gastric rupture following the Heimlich manoeuvre is reported. This life-threatening complication has only been reported previously in seven patients with a high mortality rate. All patients should be assessed immediately following this manoeuvre for any potentially life-threatening complications.
A, Majumdar, P C, Sedman
openaire   +2 more sources

Successful Transition to Secondary School in Tanzania: What Are the Barriers? [PDF]

open access: yesJournal of International Development, 2017
AbstractTransition to secondary school is a problem internationally. Tanzanian students face an additional challenge as the medium of instruction changes from Kiswahili to English. An 18‐item questionnaire (N = 383) and focus groups (primary standard 7, secondary forms 1 and 3, and primary and secondary teachers) were used in this study.
Andrew Joyce‐Gibbons   +5 more
openaire   +4 more sources

The use of chronosequences in studies of ecological succession and soil development [PDF]

open access: yes, 2010
1. Chronosequences and associated space-for-time substitutions are an important and often necessary tool for studying temporal dynamics of plant communities and soil development across multiple time-scales.
Bardgett, Richard D.   +3 more
core   +1 more source

Secondary School Success in Times of Parental Divorce

open access: yesFamily Relations, 2020
ObjectiveWe investigated how educational performance during secondary education evolves in the years before, during, and after parental divorce.BackgroundTheoretical models predict different divorce effect patterns in the school year of the divorce and in the years around it.
Stijn Baert, Greet Van der Straeten
openaire   +3 more sources

Gender politics of Sultan Hamengkubuwono x in the succession of Yogyakarta palace

open access: yesCogent Social Sciences, 2021
The aristocratic theory is essential in the kingdoms’ political system because some countries use monarchical leaderships in the modern era. However, no research has been conducted on the aristocratic theory to examines succession in kingdoms without ...
Ratnawati, Purwo Santoso
doaj   +1 more source

CEO Succession Review [PDF]

open access: yes, 2017
• Boards frequently succumb to common decision making biases that can derail the effectiveness and efficiency of the CEO succession process. • Since the inception of SOX, boards are becoming more professional, CEO succession appears to be taking on ...
Center for Executive Succession
core   +1 more source

Microbial gradual shifts during the process of species replacement in Taihang Mountain

open access: yesFrontiers in Microbiology, 2023
IntroductionUnderstanding microbial gradual shifts along species replacement can help elucidate the mechanisms driving secondary succession, and predict microbial responses to changing environments. However, how climate-induced species replacement alters
Xiuping Liu   +4 more
doaj   +1 more source

Phylogenetic structure and diversity among herpetofaunal communities along a successional gradient of a tropical dry forest in Mexico

open access: yesPerspectives in Ecology and Conservation, 2022
The tropical dry forest (TDF) is one of the most biodiverse ecosystems on earth, but also one of the most threatened. Therefore, it is critical to understand the processes that control community assembly and generate diversity during succession.
Clementina González   +2 more
doaj   +1 more source

Shifts in soil nutrient concentrations and C:N:P stoichiometry during long-term natural vegetation restoration [PDF]

open access: yesPeerJ, 2020
Background Ecological stoichiometry (C:N:P ratios) in soil is an important indicator of the elemental balance in ecological interactions and processes.
Rentian Ma   +6 more
doaj   +2 more sources

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