نتایج جستجو برای: chicks were treated with feed restriction programs including daily without starvation
تعداد نتایج: 10158275 فیلتر نتایج به سال:
This study was conducted in the poultry field of Department Animal Production, Faculty Agriculture, University Kufa, for period from September 2, 2021 to October7, 2021, and a 5 weeks. In this study, 300 unsexed broiler chicks, Ross308 hybrid one day old, were randomly distributed five treatments, each treatment included 60 three replicates, replicate 20 chicks. The treatments as follows: Treat...
Studying broiler preference to feed color is important for improving comfort and welfare of broilers and it may be beneficial for improving performance. The aim of the first experiment was to examine day-old chick's preference in different light colors to different feed colors. One hundred and sixty Ross 308 newly hatched broilers, never exposed to feed, were allocated into pens illuminated ...
This study was conducted to evaluate the effect of feed restriction on body weight, body weight gain, feed intake, and feed conversion ratio and carcass traits of broilers. Two hundred and forty one day old Hubbard broiler chicks were randomly distributed into five treatments. Each treatment included six replicates of 8 birds each. The five treatments were as follows: T1( birds were fed continu...
a novel acrylic acid-functionalized fe3o4 magnetic nanoparticle with a core-shell structure was developed for utilization as a heterogeneous organosuperacid in chemical transformations. the structural, surface, and magnetic characteristics of the nanosized catalyst were investigated by various techniques such as transmission electron microscopy (tem), thermogravimetric analysis (tga), and ft-ir...
the aim of this study was to evaluate the effects of three lighting programs on immune system and performance of broiler chickens. a total of 288 seven day-old male broiler chicks (ross-308) were randomly distributed between three treatments. each group was housed in the separated room with eight pen and 12-birds per pen. the management conditions were similar for all treatments throughout the ...
the aim of present study was to investigate whether food restriction combined with exercise training could attenuate the oxidative stress and promote angiogenesis in a rat model of heart failure. 50 male wistar rats weighing 250-300 g were randomly divided into 5 groups including: 1) sham; they were fed ad libitum food, n=10. 2) heart failure group; 3) exercise group; they run on a treadmill 5 ...
this study was conducted to investigate the effect of mentha piperita (pp) and melissa officinalis (mp)powder on performance, apparent digestibility of fat and protein and blood parametersof broiler chicks subjected to heat stress. 200-day-old male ross broiler chicks were assigned to a completely randomized design with five dietary treatments and four replicates. the experimental treatments we...
Six hundred day old unsexed broiler chicks were used in a 42-d trial at Chittagong Veterinary and Animal Sciences University Poultry Farm to find out the effects of different oils on productive performance of broilers. The chicks were randomly distributed following a completely randomized design in four treatment groups having three replications per treatment. Each treatment had 150 birds, with...
Aim: The objective was to study the growth performance of the broiler birds after feeding Okara meal containing with or without non-starch polysaccharides degrading enzyme. Materials and Methods: 220 day-old broiler chicks were individually weighed and divided randomly into five treatment groups (T , T , T , T and T ) consisting of 44 chicks each which was further subdivided into four replicate...
six hundred day old unsexed broiler chicks were used in a 42-d trial at chittagong veterinary and animal sciences university poultry farm to find out the effects of different oils on productive performance of broilers. the chicks were randomly distributed following a completely randomized design in four treatment groups having three replications per treatment. each treatment had 150 birds, with...
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