Results 31 to 40 of about 45,496 (221)

Pengaruh berat telur, luas permukaan, dan berat jenis, terhadap shape index telur puyuh (Coturnix coturnix japonica) [PDF]

open access: yes, 2023
The research was held from 6th April 2023 to 6th Mei 2023 in Laboratory of Poultry Poduction, Padjadjaran University. The purpose of this research was to figure out the corellations between weight, surface area, and specific gravity on the shape index of
Atika Nuriza Tanaffasa   +2 more
core  

Migratory restlessness in an equatorial nonmigratory bird [PDF]

open access: yes, 2006
The urge of captive birds to migrate manifests itself in seasonally occurring restlessness, termed "Zugunruhe." Key insights into migration and an endogenous basis of behavior are based on Zugunruhe of migrants but have scarcely been tested in ...
Barbara Helm   +4 more
core   +1 more source

Efeito dos níveis de triptofano digestível em dietas para codornas japonesas em postura Dietary digestible tryptophan levels for Japanese laying quails

open access: yesRevista Brasileira de Zootecnia, 2008
O nível dietético adequado (0,12; 0,16; 0,20; 0,24 e 0,28%) de triptofano digestível foi avaliado em 400 codornas japonesas de 21 a 30 semanas de idade, fase de postura. As codornas foram alojadas em gaiolas de 125 cm²/ave, com peso inicial de 158,50 g e
Sandra Regina Freitas Pinheiro   +5 more
doaj   +1 more source

Divergent Selection for Egg Production in Coturnix coturnix japonica

open access: yesPoultry Science, 1983
From a randombred control population of Coturnix coturnix japonica, strains were divergently selected for high (HE) and low (LE) 120-day egg production based on individual egg records. Based on five generations of selection, realized heritabilities for HE and LE were .063 +/- .055 and .353 +/- .020, respectively.
K E, Nestor, W L, Bacon, A L, Lambio
openaire   +2 more sources

Do estuaries pose a toxic contamination risk for wading birds? [PDF]

open access: yes, 2009
The impact of potentially toxic chemicals on wildlife is commonly assessed by comparing the intake of the contaminant with the “no observable effects level” (NOAEL) of intake.
Smith, J.T.   +11 more
core   +1 more source

Exigências de lisina digestível para codornas japonesas na fase de postura Digestible lysine requirements for laying Japanese quails

open access: yesRevista Brasileira de Zootecnia, 2008
Objetivou-se estimar as exigências nutricionais de lisina digestível para codornas japonesas em postura. Foram utilizadas 240 codornas distribuídas em delineamento de blocos casualizados, com cinco tratamentos, cada um com seis repetições de oito aves ...
Fernando Guilherme Perazzo Costa   +5 more
doaj   +1 more source

Experimental Toxoplasmosis in Japanese Quails (Coturnix coturnix japonica)

open access: yesTurkish Journal of Parasitology, 2017
In this study, forming of experimental toxoplasmosis in quails; clinical, pathological, and serological determination of tissue lesions and bioassay techniques, which were aimed to compare them and determine pathogenesis.A total of 120 one-year-old female quails (Coturnix coturnix japonica) were divided into oral infection, parenteral infection, and ...
Ekebaş, GÖRKEM   +4 more
openaire   +3 more sources

Pendulous Crop in Japanese Quail (Coturnix coturnix japonica)

open access: yesPoultry Science, 1974
Abstract Quail chicks from a line selected for growth on a low protein (17.9%) glucose monohydrate-soybean meal diet showed a high incidence, 44.0%, of pendulous crop as compared to 11.8% in the control line fed the same ration. Substituting sucrose for glucose monohydrate did not change the incidence of pendulous crop in either the control or the ...
K, al-Soudi, P E, Bernier, G H, Arscott
openaire   +2 more sources

Comparação de valores de energia metabolizável de alimentos determinados com frangos de corte e com codornas visando à formulação de dietas para codornas japonesas Comparison of metabolizable energy values of food determined with broilers and quails aiming at formulation of diets for Japanese quails

open access: yesRevista Brasileira de Zootecnia, 2011
Foram utilizadas 648 codornas japonesas com produção de ovos de 91,1% distribuídas em delineamento inteiramente ao acaso com nove repetições e oito aves por unidade experimental. As dietas foram avaliadas em arranjo fatorial 3 × 3 (alimento × formulação),
Marcelle Santana de Araujo   +5 more
doaj   +1 more source

Pathogenicity of Coccidia in Japanese Quail (Coturnix coturnix japonica)

open access: yesPoultry Science, 1984
Coccidia were recovered from a field outbreak in commercially raised Japanese quail from South Carolina. After propagation in unmedicated quail, the culture was identified as a mixture of approximately 65% Eimeria uzura, 33% E. tsunodai, and 2% E. taldykurganica. Several pure cultures of E. uzura were obtained by single oocyst isolation.
M D, Ruff, J M, Fagan, J W, Dick
openaire   +2 more sources

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