نتایج جستجو برای: day broilers
تعداد نتایج: 347322 فیلتر نتایج به سال:
This research evaluated the influence of kudzu leaf meal particle size on body weight, feed consumption, conversion, breast and organ weights broilers. Treatments (4) included a control added to replace 2.5% soybean in broiler starter diet at three sizes (1.00, 2.00, 3.35 mm). Dietary treatments were fed 240 male broilers over 21 day grow out. Overall, there no significant treatment effects for...
Fast-growing broilers are especially susceptible to bone abnormalities, causing major problems for broiler producers. The cortical bones of fast-growing broilers are highly porous, which may lead to leg deformities. Leg problems were investigated in 6-wk-old Arkansas randombred broilers. Body weight was measured at hatch and at 6 wk. There were 8 different settings of approximately 450 eggs eac...
This experiment was conducted to investigate the efficacy of Lactobacillus acidophilus, Bacillus subtilis, and Clostridium butyricum supplementation in broilers. A total of 400 one-day-old mixed sex Ross 308 broilers with an initial average BW of 46 ± 0.5 g were randomly allotted into 4 treatments with 5 replicate pens per treatment and 20 broilers in each pen for 35 d. Dietary treatments were ...
This study was conducted to evaluate the effects of dietary nettle (Urtica dioica) medicinal plant supplementation on growth performance, carcass traits, and blood biochemical and immunity parameters in female broiler chicks. A total of 300 (Ross-308) broilers were randomly allocated into one of the following dietary treatments: 1) control, " # " $ % # " $ % # " $ % # " $ % $ & ' $ chicks per p...
The present study was designed to evaluate Dioscarea bulbifera flour as potential feed ingredient in broilers diets. For this purpose, 256-day-old Cobb 500 broiler chicks, were divided into 4 groups replicated times a completely randomized design. A control ration (R0) containing maize the main energy source compared three other rations which 50%, 75% and 100% substituted with flour. results sh...
The focus of the research was to determine how giant floater (Pyganodon grandis) worked as a feed ingredient in broiler production. A total 120 one-day-old Cobbs 500 were reared for 42 days, regardless sex. chicks weighed and brooded 14 days. distributed at random on fourteenth day four treatments with three replications, each containing ten chicks. They given varied proportions meal ingredient...
OBJECTIVE The objective of this study was to evaluate effects of heat treatment and soybean oil inclusion on protein oxidation of soy protein isolate (SPI) and of oxidized protein on redox status of broilers at an early age. METHODS SPI mixed with soybean oil (SPIO) heated at 100°C for 8 h was used to evaluate protein oxidation of SPI. A total of two hundred and sixteen 1-day-old Arbor Acres ...
Two experiments were conducted with 28-day-old male commercial broilers to study mechanisms of Mn absorption and the effect of Mn treatment on divalent metal transporter 1 (DMT1) mRNA levels in ligated segments from different intestinal regions of broilers. The results from experiment 1 showed that the amount of Mn absorption was asymptotic with respect to time within 40 min after perfusion of ...
The beta-lysine activity of blood serum and egg white in broilers broiler breeders from the ROSS 308 hybrid reared industrial conditions was studied using a photometric method. birds experimental groups were treated with polybacterial immunomodulator "AVIGEN", anti-stress preparation "ASPIVIT C" "BIOXAN", which helps to increase resorption surface intestinal mucosa.We found increased immunomodu...
Free-range birds such as organic broilers may ingest soil and plants during exploration. The estimation of such intakes is of great interest to quantify possible nutritional supplies and also to evaluate the risk of exposure to parasites or to environmental contaminants. Marker-based techniques are now available and would allow to quantify plant and, especially, soil intake in free-range birds,...
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