Results 51 to 60 of about 687,444 (207)

Reproductive Coercion and Relationship Abuse Among Adolescents and Young Women Seeking Care at School Health Centers. [PDF]

open access: yes, 2019
ObjectiveTo investigate demographic differences and evaluate how reproductive coercion and relationship abuse influences young females' care-seeking and sexual health behaviors.MethodsWe conducted a secondary analysis of cross-sectional baseline survey ...
Hill, Amber L   +5 more
core  

Allocation of nutrients during the reproductive cycle of Ophidiaster ophidianus (Echinodermata: Asteroidea) [PDF]

open access: yes, 2007
Copyright © 2011 Taylor & Francis.The reproductive cycle of Ophidiaster ophidianus (strictly protected status) from Sa˜o Miguel Island, in the Azorean Archipelago was studied.
Bay-Schmith E   +20 more
core   +1 more source

Population dynamics of the bat Dermanura tolteca (Chiroptera: Phyllostomidae) in a tropical forest in Mexico

open access: yesRevista de Biología Tropical, 2010
The fruit-eating bat, Dermanura tolteca, has a broad geographic distribution in Mexico and it is a very important seed dispersal of Neotropical plants.
José Luís García-García   +2 more
doaj  

The Shape of the Trade-Off Function Between Reproduction and Future Performance in \u3cem\u3ePlantago major\u3c/em\u3e and \u3cem\u3ePlantago rugelii\u3c/em\u3e [PDF]

open access: yes, 2002
There is a paucity of data describing the nature of the trade-off function between reproduction and future performance. Most studies implicitly assume it is a linear function such that allocation of resources to reproduction results in a proportional ...
Baltzer, Jennifer L.   +2 more
core   +1 more source

MALDI-MS argininyl bufadienolide esters fingerprint from parotoid gland secretions of Rhinella arenarum : age, gender and seasonal variation [PDF]

open access: yes, 2018
In many amphibians, the granular glands can be grouped in special regions forming macroglands. This is the case of toads, characterized by the presence of a pair of parotoid macroglands, strategically located to give protection by poison release in case ...
Erra Balsells, Rosa   +4 more
core   +1 more source

Histochemical Assessment of Reticulin–Collagen Patterns in the Mid-Secretory Endometrium Predicts Recurrent Pregnancy Loss

open access: yesPathophysiology
Background/Objectives: Normal remodeling of the extracellular matrix of the endometrium is a necessary condition for the implantation of a blastocyst. We evaluated whether the use of histochemical reticulin–collagen staining can improve the assessment of
Nazerke Oshakhtiyeva   +7 more
doaj   +1 more source

Patrón reproductivo y talla media de madurez sexual de hembras de la langosta Panulirus gracilis (Decapoda: Palinuridae) en Playa Lagarto, Guanacaste, Costa Rica Reproductive pattern and mean size of sexual maturity of female lobsters Panulirus gracilis (Decapoda: Palinuridae) in Playa Lagarto, Guanacaste, Costa Rica

open access: yesRevista de Biología Tropical, 2012
La langosta Panulirus gracilis es importante como recurso pesquero de las comunidades costeras en el Pacífico Norte de Costa Rica. Debido a la importancia de actualizar el conocimiento relacionado con el patrón reproductivo de esta especie, se analizaron
Helven Naranjo Madrigal
doaj  

Ecología y reproducción del murciélago Centurio senex (Chiroptera: Phyllostomidae) en Oaxaca, México Ecology and reproduction of the bat Centurio senex (Chiroptera: Phyllostomidae) in Oaxaca, Mexico

open access: yesRevista Mexicana de Biodiversidad, 2010
El murciélago Centurio senex es una especie con distribución geográfica amplia, pero su abundancia es típicamente baja en los sitios donde se le ha registrado, por lo que se le considera una especie rara, y muchos de sus aspectos ecológicos y ...
Antonio Santos-Moreno   +2 more
doaj  

Gonad development and reproduction in the monoecious species Chlorophthalmus agassizi (Actinopterygii: Aulopiformes: Chlorophthalmidae) from the Sardinian Waters (Central-Western Mediterranean) [PDF]

open access: yes, 2010
Background. The shortnose greeneye, Chlorophthalmus agassizi Bonaparte, 1840, is a species with a circumglobal distribution and is among the most abundant commercial fishes in some Mediterranean areas.
Cabiddu S, Cau A, Follesa MC, Porcu C
core   +1 more source

Cattle influence on the population structure of yerba mate (Ilex paraguariensis) in Araucaria Forest

open access: yesCiência Rural
: This study characterized the demography and spatial pattern of a yerba mate (Ilex paraguariensis A.St.-Hil) population covering areas with different use histories (Presence and Absence of Cattle) in a Araucaria Forest. Data collection was performed in
Lilian Iara Bet Stedille   +5 more
doaj   +1 more source

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