Results 11 to 20 of about 64,313 (123)

Evaluación de diferentes fotoperiodos en el cultivo larvario del botete diana (Sphoeroides annulatus)

open access: yesEcosistemas y Recursos Agropecuarios, 2023
En el presente trabajo se evaluó el efecto de diferentes fotoperiodos en la eclosión, crecimiento y supervivencia de larvas de Sphoeroides annulatus. En cada uno de 12 tanques de fibra de vidrio se colocaron 5 g de huevos desgomados y se evaluó la tasa ...
María Isabel ´Abdo-de la Parra   +3 more
doaj   +1 more source

WEclMon - A simple and robust camera-based system to monitor Drosophila eclosion under optogenetic manipulation and natural conditions. [PDF]

open access: yesPLoS ONE, 2017
Eclosion in flies and other insects is a circadian-gated behaviour under control of a central and a peripheral clock. It is not influenced by the motivational state of an animal, and thus presents an ideal paradigm to study the relation and signalling ...
Franziska Ruf   +4 more
doaj   +1 more source

Road to sexual maturity: Behavioral event schedule from eclosion to first mating in each sex of Drosophila melanogaster

open access: yesiScience, 2023
Summary: Animals achieve their first mating through the process of sexual maturation. This study examined the precise and detailed timing of a series of behavioral events, including wing expansion, first feeding, first excretion, and courtship, during ...
Ki-Hyeon Seong, Tadashi Uemura, Siu Kang
doaj   +1 more source

Efecto del desgomado y la temperatura sobre la eclosión de huevos del bagre, Pangasianodon hypophthalmus

open access: yesRevista Mvz Cordoba, 2021
Objetivo. El propósito del presente trabajo fue evaluar el efecto del ácido tánico y de las proteasas para eliminación de la capa adherente en huevos fecundados de bagre asiático, P. hypophthalmus, para mejorar las condiciones de incubación. Materiales y
José Antonio Estrada Estrada-Godinez   +4 more
doaj   +1 more source

Étude de quelques paramètres écologiques de Ctenocephalides felis strongylus (Jordan, 1925) (Siphonaptera : Pulicidae)

open access: yesParasite, 2006
Parmi les puces d’intérêt médico-vétérinaire, Ctenocephalides felis (Bouché, 1835) est celle qui a été la plus étudiée. Ce taxon comprend deux sous-espèces : Ctenocephalides f. felis et Ctenocephalides felis strongylus (Jordan, 1925) ; seule C. f.
Yao K.P., Ngoran K.E., Franc M.
doaj   +1 more source

Stérilisation par irradiation de Glossina tachinoides Westw. pupae. I. Effet des doses fractionnées et de l’azote pendant l’irradiation à mi-course de la phase pupale

open access: yesRevue d’Elevage et de Médecine Vétérinaire des Pays Tropicaux, 1995
L'effet de l'azote pendant l'irradiation de pupes de Glossina tachinoides ainsi que le fractionnement des doses d'irradiation, ont été étudiés au milieu de la phase pupale.
Marc J.B. Vreysen, A.M.V. Van Der Vloedt
doaj   +1 more source

High Variability in Pre-Oviposition Time Independent of Diet Available at Eclosion: A key Reproductive Trait in the Ladybird Beetle Harmonia axyridis (Coleoptera: Coccinellidae) in Its Native Range

open access: yesInsects, 2021
While insect predators need high-quality food to reach sexual maturity and reproduce, starvation following adult eclosion may occur when prey are missing in agroecosystems. This study explores whether the type of diet available at eclosion determines the
Séverin Hatt, Naoya Osawa
doaj   +1 more source

Stérilisation par irradiation de Glossina tachinoides Westw. pupae. II. Effets combinés du froid et des rayons gamma

open access: yesRevue d’Elevage et de Médecine Vétérinaire des Pays Tropicaux, 1995
Des femelles et des mâles de Glossina tachinoides Westwood ont été exposés, à l'état de pupes âgées de 5 jours, à une température de 15¼C pendant des périodes allant de 9 à 21 jours.
Marc J.B. Vreysen, A.M.V. Van Der Vloedt
doaj   +1 more source

Accuracy of fruit-fly eclosion rhythms evolves by strengthening circadian gating rather than developmental fine-tuning

open access: yesBiology Open, 2019
Fruit flies (Drosophila melanogaster) eclose from their pupae mainly around dawn. The timing of eclosion is thought to confer adaptive benefits to the organisms and thus shows remarkable accuracy. However, it is not clear what factors are involved in the
Vishwanath Varma   +4 more
doaj   +1 more source

Temperature influence on embryonic development of Anopheles albitarsis and Anopheles aquasalis

open access: yesMemorias do Instituto Oswaldo Cruz, 2002
Temperature influence on the embryonic development of Anopheles aquasalis and An. albitarsis was investigated. At 26ºC, 75% and 60% of respectively An. aquasalis and An.
Sabrina Cardozo Gonçalvez de Carvalho   +3 more
doaj   +1 more source

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