Results 11 to 20 of about 430,567 (312)

Dependent Interviewing and Sub-Optimal Responding

open access: yesSurvey Research Methods, 2015
With proactive dependent interviewing (PDI) respondents are reminded of the answer they gave in the previous interview, before being asked about their current status. PDI is used in panel surveys to assist respondent recall and reduce spurious changes in
Johannes Eggs, Annette Jäckle
doaj   +1 more source

Artificial Neural Networks for Predicting Food Antiradical Potential

open access: yesApplied Sciences, 2022
Using an artificial neural network (ANN), the values of the antiradical potential of 1315 items of food and agricultural raw materials were calculated. We used an ANN with the structure of a “multilayer perceptron” (MLP) and with the hyberbolic tangent ...
Victor Gorbachev   +11 more
doaj   +1 more source

eggs

open access: yes, 2018
This file contains all individual eggs Female = Female identity Treatment = Injection with either phosphate buffered saline (PBS) or tetanus-toxoid vaccine Exp = Control females (1); tetanus-injected females (2) Body mass = Body mass (g) of the female ...
Hasselquist, Dennis   +5 more
core   +2 more sources

HETEROPHIL LYMPHOCYTE RATIO AS A MEASURE OF STRESS IN TWO STRAINS OF CHICKEN [PDF]

open access: yesJournal of Veterinary and Animal Sciences, 1997
The H/L ratio was studied in IWN and IWP strains of white Leghorn maintained in cage as well as deep litter. The birds were under heat stress due to the peak summer temperature of 36° C.
N. Vijayan, L.P. Rema
doaj  

Eggshell appearance does not signal maternal corticosterone exposure in Japanese quail: an experimental study with brown-spotted eggs [PDF]

open access: yes, 2013
Reproduction is a critical period for birds as they have to cope with many stressful events. One consequence of an acute exposure to stress is the release of corticosterone, the avian stress hormone.
Ivan Mikšík (492331)   +30 more
core   +1 more source

Eggs and Egg Products [PDF]

open access: yesJournal of AOAC INTERNATIONAL, 1998
This chapter encompasses the microbiology of avian eggs and egg products, primarily from the domestic chicken. Eggs from other birds such as ducks, turkeys, geese, guinea fowl, quail and ostrich appear in international commerce at a lower tonnage.
openaire   +2 more sources

Structure and function of the musculoskeletal ovipositor system of an ichneumonid wasp

open access: yesBMC Zoology, 2018
Background Modifications of the ovipositor appear to have played a prominent role in defining the host range of parasitoid hymenopterans, highlighting an important contributing factor in shaping their oviposition strategies, life histories and ...
Benjamin Eggs   +3 more
doaj   +1 more source

Isolation and Characterization of Avian Reovirus (Egypt/ARV/Giza 2011) Associated with Arthritis in Broiler Breeder Flocks [PDF]

open access: yesVeterinary Medical Journal - Giza
Samples of tibiotarsal tendons, tendon sheaths and fluids around ruptured tendons were collected from broiler breeder flock of 28 weeks old in Giza governorate, showed symptoms of arthritis, lameness and swelling in the hock joint. Trial for isolation of
A.M. Helal   +4 more
doaj   +1 more source

Bacterial contamination of table eggs and the influence of housing systems

open access: yes, 2008
With the introduction of alternative housing systems for laying hens in the EU, recent research has focussed on the bacterial contamination of table eggs, e.g. eggshell and egg content contamination.
Heyndrickx, M   +12 more
core   +1 more source

The State-of-the-Art Review on Molecular Dynamics Simulation of Asphalt Binder

open access: yesAdvances in Civil Engineering, 2018
Asphalt pavement has been widely used in the world. As the main components of asphalt pavement, the asphalt binder is crucial to the service performance and life of the road.
Xin Qu   +5 more
doaj   +1 more source

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