Results 21 to 30 of about 904,403 (306)

Niche hypergraphs

open access: yesDiscussiones Mathematicae Graph Theory, 2016
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Christian Garske   +2 more
openaire   +3 more sources

Novas possibilidades da pesquisa qualitativa via sistemas CAQDAS New possibilities for qualitative research via CAQDAS systems

open access: yesSociologias, 2001
Os manuais de metodologia qualitativa, não trazem nenhuma informação direta sobre o uso de pacotes para a análise de dados qualitativos, que, além disto são relativamente desconhecidos no Brasil.
Alex Niche Teixeira, Fernando Becker
doaj   +1 more source

What Influences the Diffusion of Grassroots Innovations for Sustainability? Investigating Community Currency Niches [PDF]

open access: yes, 2016
Community action for sustainability is a promising site of socio-technical innovation. Here we test the applicability of co-evolutionary niche theories of innovation diffusion (Strategic Niche Management, SNM) to the context of ‘grassroots innovations ...
Collom E.   +9 more
core   +1 more source

Exploring the causal relationship between the antecedents and consequences of talent management for early career academics in South African higher education institutions

open access: yesSA Journal of Human Resource Management, 2018
Orientation: South African public higher education institutions (HEIs) are facing significant challenges to attract and retain quality early career academics.
Dorcas L. Lesenyeho   +2 more
doaj   +1 more source

Notch in the Niche [PDF]

open access: yesCell Stem Cell, 2008
Notch signaling is essential for hematopoietic stem cell (HSC) formation during embryogenesis, and hitherto it was also thought to be required for HSC maintenance. However, in this issue of Cell Stem Cell, Maillard et al. (2008) demonstrate rather conclusively that inactivation of the Notch pathway in HSCs does not interfere with their self-renewal.
Gering, M, Patient, R
openaire   +1 more source

Nutritional Quality and Popability of Popcorn (Zea mays L. var. everta) in Response to Compost and NPK 20-7-3 Application under Dryland Condition of South Africa

open access: yesInternational Journal of Food Science, 2023
The dietary value of popcorn, an important snack, depends on its proximate and nutritional constituents, while the economic worth is based on popability and expansion traits of the kernels. There is paucity of information on how soil fertility influences
Oyeyemi A. Dada   +2 more
doaj   +1 more source

A spatially explicit model for competition among specialists and generalists in a heterogeneous environment [PDF]

open access: yes, 2006
Competition is a major force in structuring ecological communities. The strength of competition can be measured using the concept of a niche. A niche comprises the set of requirements of an organism in terms of habitat, environment and functional role ...
Lanchier, N., Neuhauser, C.
core   +1 more source

A niche for neutrality [PDF]

open access: yesEcology Letters, 2007
Abstract Ecologists now recognize that controversy over the relative importance of niches and neutrality cannot be resolved by analyzing species abundance patterns. Here, we use classical coexistence theory to reframe the debate in terms of stabilizing mechanisms (niches) and fitness equivalence (neutrality).
Adler, Peter B.   +2 more
openaire   +3 more sources

Feeding and foraging ecology of Trindade petrels Pterodroma arminjoniana during the breeding period in the South Atlantic Ocean [PDF]

open access: yes, 2017
Seabirds breeding in tropical environments experience high energetic demands, when foraging in an oligotrophic environment. The globally threatened Trindade petrel Pterodroma arminjoniana has its largest colony in Trindade Island (20°30′S–29°19′W) inside
Bugoni, Leandro   +4 more
core   +1 more source

El aire y el coronavirus. La medicina tradicional y las concepciones otomíes de las enfermedades

open access: yesAlteridades
El objetivo de este artículo es resaltar, desde la salud intercultural, la importancia de la medicina tradicional otomí, analizando dos enfermedades: el aire y el coronavirus.
Jorgelina Reinoso Niche
doaj   +1 more source

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