نتایج جستجو برای: t3 control diet containing 50 percent available phosphorous according to nrc recommendations
تعداد نتایج: 11130448 فیلتر نتایج به سال:
Dietary strategies Meet but do not exceed bird P requirements. Dietary P originates primarily from plant and animal feedstuffs and from inorganic P supplements. Formulating nutritionists can make considerable impact when they provide enough available P to meet bird requirements yet control the urge to add significant amounts as an extra margin of safety. For example, the National Research Counc...
this experiment was conducted to investigate the digestibility and fermentation parameters of diets containing flower, pod with seed and leaf of siris in sheep by two-step digestion and gas production methods. the experimental diets were including zero, 25, 50, 75 and 100 percent of siris flower, pod and leaf. the result showed that gas production potential of diet containing 50 percent leaf wa...
The present study was conducted to investigate the effects of dietary energy sourcesandlevels on performance and small intestinal morphology in broiler chickens. A total of 600 one-day-old broiler chicks were randomly divided into five treatments with four replicates each. Chicks were fed diet based on corn as main energy source and energy level based on Cobb 500 manual instruction considered c...
Graded levels of a trace mineral premix containing an organic (Bioplex) source of Cu, Fe, Mn, and Zn was evaluated with additional treatments containing organic Zn or Fe. Grower-finisher pigs were fed from 25 to 115 kg BW. The number of pigs in the experiment, the breeding/genetics of the pigs, the management, and the average age of the pigs were previously reported. The experiment was conducte...
The effect of the inclusion Mytilus edulis shell collected from Lagos Lagoon front, University Lagos, in diets Nile tilapia (Oreochromis niloticus) on haematology fish was investigated Marine Research Laboratory University. Ten fingerlings each O. niloticus were placed plastic tanks and fed for 12 weeks with feed containing milled M. substituted Di calcium phosphate (DCP), other to utilize loca...
Insulin resistance and obesity are components of the metabolic syndrome that includes development of cardiovascular disease and diabetes with advancing age. The thrifty phenotype hypothesis suggests that offspring of poorly nourished mothers are predisposed to the various components of the metabolic syndrome due to adaptations made during fetal development. We assessed the effects of maternal n...
The present experiment investigated the effect of different levels of dietary L-carnitine on electrocardiographic pathern of broilers reared at high altitude (2100 m). A number of 192 day-old chicks (Cobb 500) were selected from a group of 300 chicks and assigned to four treatments with four replicates of 12 birds. All chicks were raised on floor pen up to 42 days of age. Treatments composed of...
in order to study the effect of different levels of β-mannanase enzyme on the performance, blood parameters and carcass characteristics of broiler chicks (arbor acres), an experiment was conducted with 240 checks (44.6 grams average weight) under a completely randomized design with 4 treatments and 5 replications and 12 checks per each replicate. β-mannanase enzyme with the levels of zero (t1 c...
an experiment was conducted to evaluate the effectiveness of chemical and non-chemical molting methods as compared to conventional feed removal methods with respect to the physiological response and postmolt performance in hy-line w36 laying hens. one hundred and eight 78-week-old hens were distributed among 27 groups of four birds and placed in cages so that the mean body weight of each cage w...
background & aim: this experiment was conducted to examine the effect of different levels of echinacea purpurea (ep) in comparison with an antibiotic (flavofosfolipol) on total antioxidant activity (aoa) in serum of broiler chicks. experimental: in this trial 240 one-day-old broiler chicks (ross 308) were weighed and randomly assigned to the 5 treatment groups, each with 4 replicates with 1...
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