Results 11 to 20 of about 110,257 (303)

The Development of Arthropod Segmentation Across the Embryonic/Post-embryonic Divide – An Evolutionary Perspective

open access: yesFrontiers in Ecology and Evolution, 2021
In many arthropods, the appearance of new segments and their differentiation are not completed by the end of embryogenesis but continue, in different form and degree, well after hatching, in some cases up to the last post-embryonic molt.
Giuseppe Fusco, Alessandro Minelli
doaj   +1 more source

Dispersal of Phraortes illepidus (Phasmida: Phasmatidae) Eggs by Workers of the Queenless Ant, Pristomyrmex punctatus (Hymenoptera: Formicidae)

open access: yesSociobiology, 2021
Eggs of some stick insects bear external appendages called capitula. Foraging worker ants attracted by capitula disperse eggs in a response similar to the responses of workers to elaiosome-bearing seeds of many plants.
Yoshiyuki Toyama   +2 more
doaj   +1 more source

Incubation characteristics, growth performance, carcass characteristics and meat quality of Saxonian Chicken and German Langshan bantam breeds in a free‐range rearing system

open access: yesVeterinary Medicine and Science, 2022
Background/introduction In the absence of evidence‐based findings for Saxonian Chicken (SaChi) and German Langshan bantam (GLB), which are indigenous endangered German fancy chicken breeds, the objective of the present study was to characterise their ...
Markus Freick   +6 more
doaj   +1 more source

Influência da qualidade da casca do ovo sobre índices de produtividade de um incubatório industrial Influence of the eggshell quality on an industrial hatchery productivity indices

open access: yesCiência Rural, 2007
Visando a melhorar a produtividade, muitas empresas do mercado avícola incubam a maioria dos ovos produzidos nas granjas, incluindo aqueles com problemas de casca.
João Rodrigo Gil de los Santos   +2 more
doaj   +1 more source

Evaluation of seasonal breeding of the domestic canary (Serinus canaria) in an artificial environment

open access: yesCiência Rural, 2021
: The domestic canary (Serinus canaria) has been bred for hundreds of years to improve the quality of its plumage and its song. Reproduction in this species occurs seasonally, stimulated by a gradual increase in day length.
Eduardo Koji Tamura   +4 more
doaj   +1 more source

Bacteria-induced egg hatching differs for Trichuris muris and Trichuris suis [PDF]

open access: yes, 2015
Eggs of the porcine whipworm Trichuris suis are currently explored in human clinical trials as a treatment of immune-mediated diseases. In this context, only the infective, embryonated eggs, constitute the Active Pharmaceutical Ingredient (API).
Kapel, Christian M. O.   +12 more
core   +1 more source

A survey of marine turtles found in Mayo Bay, Davao Oriental, Philippines

open access: yesDavao Research Journal, 2019
Marine turtles are enlisted as critically endangered marine animals vulnerable to extinction. In Mayo Bay, Davao Oriental, the data on marine turtles' status is deficient.
Lea Jimenez, Marlo Khen Inabiogan
doaj   +1 more source

The Effect of Vitamin D3 and Vitamin C on Performance, Egg Quality and Hatchability of Broiler Breeder Hens [PDF]

open access: yesپژوهشهای علوم دامی ایران, 2023
Introduction: Vitamin D3 is one of the important vitamins in calcium metabolism, which increases the active transport of calcium and phosphorus in the intestinal epithelium.
Reza Kanani   +4 more
doaj   +1 more source

Efeito de indutores de resistência sobre Meloidogyne exigua do cafeeiro Effect of resistance inducers on Meloidogyne exígua of coffee

open access: yesCiência e Agrotecnologia, 2007
A possibilidade de manejo de Meloidogyne exigua Goeldi, 1887, pela ativação de mecanismos de defesa no cafeeiro representa uma alternativa potencialmente útil no manejo desse patógeno.
Sônia Maria de Lima Salgado   +2 more
doaj   +1 more source

Juglone and 1,4-Naphthoquinone—Promising Nematicides for Sustainable Control of the Root Knot Nematode Meloidogyne luci

open access: yesFrontiers in Plant Science, 2022
The scarce availability of efficient and eco-friendly nematicides to control root-knot nematodes (RKN), Meloidogyne spp., has encouraged research toward the development of bionematicides.
Carla Maleita   +7 more
doaj   +1 more source

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