Results 21 to 30 of about 31,679 (182)

Human oocyte capacitation culture: Essential step toward hormone-free assisted reproductive technology. [PDF]

open access: yesReprod Med Biol
The biphasic CAPA‐IVM system promotes oocyte competence acquisition. The use of CAPA‐IVM in clinical studies has set the tone for major progress in the field and is achieving a safer, less expensive, and less emotionally loaded IVF experience, currently validated for PCOS patients.
Smitz J   +8 more
europepmc   +2 more sources

Estudio comparado de "Iberis odorata L. e I. pectinata boiss. & reut. (cruciferae) [PDF]

open access: yes, 1992
Odorata L. es una especie que se ha confundido frecuentemente con 1. pectinata Boiss. & Reut. Tras un estudio comparado de ambas (morfología, polen, semilla, nº cromosómico, detalles de biología reproductiva, hábitat y distribución) concluimos que se ...
Moreno, Margarita   +1 more
core   +5 more sources

Foliculogénesis Ovárica en la Raya Marmorada, Sympterygia bonapartii (Müller & Henle, 1841) (Chondrichthyes, Rajidae) [PDF]

open access: yes, 2011
Los Condrictios se han convertido en un recurso económico importante en las últimas décadas, siendo Argentina uno de los países que más explota tiburones y rayas, incluso a niveles que exceden los límites de varias especies.
Díaz Andrade, María Constanza   +3 more
core   +1 more source

Pollen, Tapetum, and Orbicule Development in Colletia paradoxa and Discaria americana (Rhamnaceae)

open access: yesThe Scientific World Journal, 2012
Tapetum, orbicule, and pollen grain ontogeny in Colletia paradoxa and Discaria americana were studied with transmission electron microscopy (TEM). The ultrastructural changes observed during the different stages of development in the tapetal cells and ...
M. Gotelli, B. Galati, D. Medan
doaj   +1 more source

Pollination ecology of Syagrus smithii (Arecaceae), a palm with cantharophily from Colombian Amazon

open access: yesRevista Peruana de Biología, 2017
From the evaluation floral morphology, reproductive phenology, floral biology, floral visitors and pollinator’s definition, the reproduction strategy of a Syagrus smithii (Arecaeae) in a Colombian Amazonia region was described. Syagrus smithii palms grow
Nilson Y. Guerrero-Olaya   +1 more
doaj   +1 more source

Nuevos registros del mosquero copetón (Mitrephanes phaeocercus) en la costa central de Veracruz

open access: yesHuitzil, 2022
El mosquero copetón (Mitrephanes phaeocercus) es un tiránido ampliamente distribuido en las regiones montañosas de México y Centroamérica. La especie reside principalmente en bosques de pino-encino y bosques de niebla, pero se tienen registros en ...
Adrián Ciprés Chávez   +2 more
doaj   +1 more source

Biología reproductiva de la boga Boops boops (L., 1758) (Pisces, Sparidae), en el Sureste de la Península Ibérica [PDF]

open access: yes, 1996
Se presentan los resultados de biología reproductiva de la ...
Cano Fortuna, M.R.   +1 more
core   +1 more source

Functional traits predict changes in floral phenology under climate change in a highly diverse Mediterranean community

open access: yesFunctional Ecology, Volume 40, Issue 5, Page 1270-1285, May 2026.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Plants are shifting their flowering phenology in response to climate change, but trends differ between species and communities. Functional traits can largely explain how different species respond to climate change by shifting their phenology, and can therefore help ...
Daniel Pareja‐Bonilla   +3 more
wiley   +1 more source

Reproductive biology of "Helianthemum apennium" (L.) Mill. and "H. caput-felis" Boiss. (Cistaceae) from Mallorca (Balearic Island, Spain) [PDF]

open access: yes, 1997
El estudio de la biología reproductiva de poblaciones naturales de Helianthemum apenninum y H. caput-felis en Mallorca ha demostrado que son básicamente entomófilos, aunque también producen numerosos frutos por auto-polinización. Las flores de H.
Gil Sánchez, Luis   +2 more
core   +1 more source

Home - About - Disclaimer - Privacy