Behavioural responses of white and bronze turkeys (Meleagris gallopavo) to tonic immobility, gait score and open field tests in free-range system

This study was carried out to investigate the behavioural responses of white and bronze turkeys to tonic immobility (TI), gait score (GS) and open field (OF) tests in a free-range system. 144 female turkeys (72 white and 72 bronze) were studied for 23 weeks. They were 32 weeks old. The stocking dens...

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Main Authors: Atilla Taskin, Ufuk Karadavut, Huseyin Çayan
Format: Article
Language:English
Published: Taylor & Francis Group 2018-01-01
Series:Journal of Applied Animal Research
Subjects:
Online Access:http://dx.doi.org/10.1080/09712119.2018.1495642
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author Atilla Taskin
Ufuk Karadavut
Huseyin Çayan
author_facet Atilla Taskin
Ufuk Karadavut
Huseyin Çayan
author_sort Atilla Taskin
collection DOAJ
description This study was carried out to investigate the behavioural responses of white and bronze turkeys to tonic immobility (TI), gait score (GS) and open field (OF) tests in a free-range system. 144 female turkeys (72 white and 72 bronze) were studied for 23 weeks. They were 32 weeks old. The stocking density was 2 birds/m2 indoors and 0.66 birds/m2 outdoors. Both bird genotypes were fed on a diet containing 16% crude protein and 11.7 ME MJ/kg. The birds were weighed in the 32nd, 35th, 48th and 55th week. The turkeys’ behaviour was determined by TI, GS and OF tests. Behavioural parameters were established for each applied test. Although the mortality rates of white and bronze turkeys during the study were 6% and 3%, respectively, the white turkeys showed better results in the TI and OF tests suggesting that are more native breed than bronze ones. The results indicate that bronze turkeys are more suited for use in free-range systems than white turkeys with respect to GS and the consequent mortality rates in latter ones.
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spelling doaj.art-5fe507f5e3a24ecc9d11d3e74c1f33082022-12-21T19:23:59ZengTaylor & Francis GroupJournal of Applied Animal Research0971-21190974-18442018-01-014611253125910.1080/09712119.2018.14956421495642Behavioural responses of white and bronze turkeys (Meleagris gallopavo) to tonic immobility, gait score and open field tests in free-range systemAtilla Taskin0Ufuk Karadavut1Huseyin Çayan2Ahi Evran UniversityAhi Evran UniversityAhi Evran UniversityThis study was carried out to investigate the behavioural responses of white and bronze turkeys to tonic immobility (TI), gait score (GS) and open field (OF) tests in a free-range system. 144 female turkeys (72 white and 72 bronze) were studied for 23 weeks. They were 32 weeks old. The stocking density was 2 birds/m2 indoors and 0.66 birds/m2 outdoors. Both bird genotypes were fed on a diet containing 16% crude protein and 11.7 ME MJ/kg. The birds were weighed in the 32nd, 35th, 48th and 55th week. The turkeys’ behaviour was determined by TI, GS and OF tests. Behavioural parameters were established for each applied test. Although the mortality rates of white and bronze turkeys during the study were 6% and 3%, respectively, the white turkeys showed better results in the TI and OF tests suggesting that are more native breed than bronze ones. The results indicate that bronze turkeys are more suited for use in free-range systems than white turkeys with respect to GS and the consequent mortality rates in latter ones.http://dx.doi.org/10.1080/09712119.2018.1495642Free-rangegenotypeopen field activitytonic immobilityTurkey
spellingShingle Atilla Taskin
Ufuk Karadavut
Huseyin Çayan
Behavioural responses of white and bronze turkeys (Meleagris gallopavo) to tonic immobility, gait score and open field tests in free-range system
Journal of Applied Animal Research
Free-range
genotype
open field activity
tonic immobility
Turkey
title Behavioural responses of white and bronze turkeys (Meleagris gallopavo) to tonic immobility, gait score and open field tests in free-range system
title_full Behavioural responses of white and bronze turkeys (Meleagris gallopavo) to tonic immobility, gait score and open field tests in free-range system
title_fullStr Behavioural responses of white and bronze turkeys (Meleagris gallopavo) to tonic immobility, gait score and open field tests in free-range system
title_full_unstemmed Behavioural responses of white and bronze turkeys (Meleagris gallopavo) to tonic immobility, gait score and open field tests in free-range system
title_short Behavioural responses of white and bronze turkeys (Meleagris gallopavo) to tonic immobility, gait score and open field tests in free-range system
title_sort behavioural responses of white and bronze turkeys meleagris gallopavo to tonic immobility gait score and open field tests in free range system
topic Free-range
genotype
open field activity
tonic immobility
Turkey
url http://dx.doi.org/10.1080/09712119.2018.1495642
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AT ufukkaradavut behaviouralresponsesofwhiteandbronzeturkeysmeleagrisgallopavototonicimmobilitygaitscoreandopenfieldtestsinfreerangesystem
AT huseyincayan behaviouralresponsesofwhiteandbronzeturkeysmeleagrisgallopavototonicimmobilitygaitscoreandopenfieldtestsinfreerangesystem