Results 71 to 80 of about 115,112 (255)

Fecundity, growth, and survival of the angelfish Pterophyllum scalare (Perciformes: Cichlidae) under laboratory conditions

open access: yesRevista de Biología Tropical, 2009
The freshwater angelfishes (Pterophyllum) are South American cichlids that have become very popular among aquarists, yet scarce information on their culture and aquarium husbandry exists.
Armando A Ortega-Salas   +2 more
doaj  

Avoceta americana (Recurvirostra americana): primeros registros reproductivos en Chihuahua, México

open access: yesHuitzil, 2015
La avoceta americana (Recurvirostra americana) es un ave playera que se encuentra asociada a los cuerpos de agua poco profundos; de figura estilizada y apariencia inconfundible, pertenece a la familia Recurvirostridae.
Diana Venegas Holguín   +2 more
doaj   +1 more source

Pollination ecology of New Zealand orchids : a thesis presented in partial fulfilment of the requirements for the degree of Master of Science in Ecology at Massey University [PDF]

open access: yes, 2002
The New Zealand orchid flora comprises twenty-five genera and at least 100 species occurring throughout the country. Although the number of endemic species is high (69%) only four genera are endemic to New Zealand.
Lehnebach, Carlos A
core  

LETRAMENTOS DE SOBREVIVÊNCIA EM REDES DIGITAIS: CAMINHOS POSSÍVEIS NA LUTA POR DIREITOS HUMANOS

open access: yesTrabalhos em Lingüística Aplicada, 2018
RESUMO O presente trabalho propõe um percurso analítico sobre como letramentos de sobrevivência questionam, desestabilizam e, em algumas situações, rompem a hegemonia instaurada a partir de escritas produzidas por setores poderosos da sociedade ...
J. Maia
semanticscholar   +1 more source

Surviving in the Amazon Arc of Deforestation: Richness and Defaunation of Mammals in Priority‐Protected Areas of the Brazilian Midwest

open access: yesAustral Ecology, Volume 50, Issue 7, July 2025.
We found rich and compositionally different assemblages of medium and large‐sized mammals in protected areas on the southern edge of Amazon. However, both have high rates of mammal defaunation. We argue that anthropogenic threats in the Amazon Arc of Deforestation are eroding large ungulate populations, especially peccaries.
Mateus Melo‐Dias   +6 more
wiley   +1 more source

Efecto de la temperatura en la sobrevivencia embrionaria del puye Galaxias maculatus (Jenyns, 1842). [PDF]

open access: yes, 2014
Se evaluó el efecto de seis temperaturas constantes en la sobrevivencia embrionaria, periodo embrionario y periodo de eclosión de Galaxias maculatus de 7 a 22ºC, en condiciones de laboratorio. Los resultados de la sobrevivencia embrionaria fueron: 90,6

core  

Building resilient social protection: Lessons from Türkiye's earthquake response

open access: yesInternational Social Security Review, Volume 78, Issue 2-3, Page 97-122, April-September 2025.
Abstract This article assesses the functioning and disaster response capacity of the Turkish social security system in the aftermath of the Kahramanmaraş‐centred earthquake that struck southeastern Türkiye on 6 February 2023, affecting 11 provinces. Türkiye's social security infrastructure, which was restructured after the 1999 Marmara earthquake, has ...
Oğuz Karadeniz
wiley   +1 more source

Aspectos b?sicos de estimaci?n no param?trica en an?lisis de sobrevivencia. Una aplicaci?n a un estudio de deserci?n estudiantil [PDF]

open access: yes, 2013
68 P?ginasEn el presente trabajo se exponen las principales t?cnicas de estimaci?n no param?trica de sobrevivencia como son las de Kaplan Meier y la de Nelson Aalen como ejemplo de su aplicaci?n se mostrar?
Cardona Hurtado, Diego Alejandro   +1 more
core  

Comunicación entre células gliales y neuronas II. Células gliales que forman mielina [PDF]

open access: yes, 2014
Las neuronas se reconocen como los elementos celulares fundamentales del sistema nervioso (SN) y responsables del procesamiento de información de ese sistema, debido a una de sus propiedades fundamentales, la excitabilidad eléctrica. Sin embargo, en años
MARTINEZ GOMEZ, ALEJANDRO   +1 more
core   +1 more source

Sobrevivência e crescimento inicial de espécies de eucalipto em diferentes condições climáticas

open access: yes, 2017
In this study, 19 eucalypt species were evaluated for adaptation under different climatic conditions in Brazil and Uruguary, the majority of these species have no commercial tradition worldwide. Four of the species evaluated were of the Corymbia genus (C.
P. D. Silva   +5 more
semanticscholar   +1 more source

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