Results 61 to 70 of about 15,241 (201)

Skull directional asymmetry in companion rabbit [PDF]

open access: yes, 2019
La asimetría fluctuante se caracteriza por desviaciones sutiles y aleatorias en rasgos bilateralmente simétricos, y la asimetría direccional por una distribución sesgada hacia uno de los lados (derecho o izquierdo). Para el análisis de ellas en el cráneo
Medina, Anabel   +1 more
core   +3 more sources

Análise morfológica foliar por diafanização, morfometria dos órgãos vegetativos, composição fitoquímica dos extratos etanólicos e atividade hemolítica em Sinningia elatior (Kunth) Chautems (Gesneriaceae)

open access: yesMulti-Science Journal, 2020
A presença de Sinningia elatior (Kunth) Chautems (Gesneriaceae) é citada pela primeira vez na flora da região Centro-Oeste em Goiás, Brasil. Foram realizadas coletas de plantas inteiras de S. elatior em área de mata de galeria. O material foi levado para
A. P. Filho, C. Castro
semanticscholar   +1 more source

Aspectos estructurales y cuantitativos del ovario de Fulica armillata (Aves: Rallidae)

open access: yesRevista Peruana de Biología, 2012
Se estudiaron los aspectos morfohistológicos y cuantitativos del ovario de Fulica armillata durante la fase de recrudescencia gonadal. Se utilizaron 5 hembras adultas.
Mirian Bulfon, Noemí Bee de Speroni
doaj   +1 more source

Hemodynamic on abdominal aortic aneurysm: Parametric study [PDF]

open access: yes, 2014
Peer ReviewedPostprint (author's final ...
Soudah Prieto, Eduardo
core   +1 more source

Effect of Urtica dioica L extract on quantitative morphometric alterations of liver parenchymal cells in STZ diabetic rats [PDF]

open access: yes, 2009
Diabetes is associated with several structural and functional liver abnormalities that affect glycogen and lipid metabolism. In this study, an attempt was made to evaluate the effects of hydroalcoholic extract of Urtica dioica leaves on Quantitative ...
Farsi, M.M.   +2 more
core   +1 more source

Floral Handedness in Mormodes Orchids: Revisiting Charles Darwin's Observations

open access: yesBiotropica, Volume 57, Issue 6, November 2025.
In this study, we scrutinized floral enantiostyly in Mormodes orchids, a unique trait within Orchidaceae first observed by Charles Darwin. We hypothesize how intricate column twisting drives strategic pollinarium placement onto opposite sides of the thorax of male euglossine bees, enhancing cross‐pollination.
Arthur Domingos‐Melo   +2 more
wiley   +1 more source

Producción de acelga (Beta vulgaris var. cicla L.) con efluente del cultivo de robalo (Centropomus viridis) en un sistema acuapónico

open access: yesTerra Latinoamericana, 2023
En los ecosistemas de zonas áridas y semiáridas la producción de alimentos es cada vez más compleja. Uno de los efectos más importantes es la desertificación donde el agua tiene un papel primordial.
Ramón Jaime Holguín-Peña   +2 more
doaj   +1 more source

Reproductive Biology and Gross Biochemical Composition of Larkinia grandis (Bivalvia: Arcidae) in the Northwestern of the Mexican Pacific

open access: yesInternational Journal of Zoology, Volume 2025, Issue 1, 2025.
The reproductive cycle of Larkinia grandis (Broderip and G.B. Sowerby I, 1829) from the NW Mexican Pacific was analyzed in relation to environmental variables, condition index (CI), and biochemical composition of different tissues. A total of 960 clams (80/month; 44.5–142.0 mm, shell height) were collected from the El Cohui estuary in the Navachiste ...
Maria Isabel Sotelo-Gonzalez   +8 more
wiley   +1 more source

Cranial sexual discrimination in hatchling broad-snouted caiman (Caiman latirostris) Discriminación de sexo en neonatos de yacaré overo (Caiman latirostris)

open access: yesIheringia: Série Zoologia, 2007
Broad-snouted caiman (Caiman latirostris) hatchlings present a consistent sexual dimorphism in their cranium shape and size. Male hatchlings have smaller crania than females.
Carlos Piña   +3 more
doaj   +1 more source

Determinación de valores de referencia para hematología, química sérica clínica, y morfometría de la tortuga negra (Chelonia agassizii) en la poza del nance, Sipacate, la gomera, Escuintla. [PDF]

open access: yes, 2011
Tomé muestras de sangre y medidas morfometricas de 30 tortugas negras Chelonia agassizii de ambos sexos, en la poza del Nance, Sipacate, La Gomera, Escuintla.
Mérida López, Andrea Melissa
core  

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