PSIX-5 Behavioral Repertoire of Commercial Layers Under Free Range, Semi-Intensive and Intensive Rearing Systems.
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چکیده
منابع مشابه
Reproductive disorders in dairy cattle under semi-intensive system of rearing in North-Eastern India
AIM This study was conducted to determine the incidence of major reproductive problems of dairy cattle reared under a semi-intensive system by small and marginal farmers in Meghalaya province of North-Eastern India. MATERIALS AND METHODS In a 3 years study, a total of 576 crossbred dairy cattle (212 Holstein Friesian cross and 364 Jersey cross) from all districts (n=11) of Meghalaya were asse...
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This study was conducted to investigate the scenario of buffalo production and reproduction under different farming systems at Subarno Char, in the coastal area of Bangladesh. A total of 14 farms were randomly selected and studied for various traits live weight (LW); daily milk yield (DMY); lactation length (LL); lactation production (LP); calving interval (CI); gestation length (GL); post part...
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An experiment on integrated walking catfish-tilapia culture was conducted for 5 months. The walking catfish were stocked at 400 and 800 fish/cage in two 4-m nylon cages, which were suspended in each of two 250-m earthen ponds. Sex-reversed male tilapia (Oreochromis niloticus) were reared at 1 fish/m2 in the open pond. Whereas the catfish were reared with supplemental feed, tilapia were solely d...
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Time budget of turkeys (Maleagris gallopavo) reared under free-range and confinement rearing systems was recorded and compared from day old chick to sixth months of age. Throughout the study period, M. gallopavo reared under free-range rearing system spent relatively greater time in litter pecking (23.51%) followed by walking (19.99%), feeding (16.33%), preening (13.72%), feather pecking (6.07%...
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ژورنال
عنوان ژورنال: Journal of Animal Science
سال: 2018
ISSN: 0021-8812,1525-3163
DOI: 10.1093/jas/sky404.037