scholarly journals Effect of dietary simvastatin and L-carnitine supplementation on blood biochemical parameters, carcass characteristics and growth of broiler chickens

2019 ◽  
Vol 44 (4) ◽  
pp. 372
Author(s):  
H. Panahi ◽  
M. Bouyeh ◽  
D. Behzadpour ◽  
A. Seidavi ◽  
J. Simões ◽  
...  

The aim of this study was to evaluate the effect of simvastatin (SIM) and L-carnitine (LC) additives and their interactions, on productive performance and carcass quality of broilers. For this purpose, a feeding trial was conducted, under 3×3 factorial design, using SIM at 0, 1 or 2 g/kg level and LC at 0, 150 or 300 mg/kg level in a basal-diet and originating a total of nine treatments: T1 (control-diet, 0/0), T2 (0/150), T3 (0/300), T4 (1/0), T5(1/150), T6 (1/300), T7 (2/0), T8 (2/150), and T9 (2/300). Feed intake was higher in T2 (4716 g), T7 (4722 g) and T9 (4698 g) than in T1 (4545 g; P<0.05) considering the last growing phase (35-42 days) or whole 42-day production cycle. An improvement of feed efficiency was also observed in T8 (1.64) and T9 (1.67) when compared to T1 (1.77; P<0.05), and these were mainly due to SIM × LC interactions (P<0.05). The LC influenced positively (P<0.05) the weight of eviscerated carcass, breast, drumsticks and abdominal fat, as well as plasma triglycerides level. This findings suggests that the combination of SIM and LC additives have a positive influence on growth performance and carcass traits of broiler chickens.

2020 ◽  
Vol 45 (2) ◽  
Author(s):  
S. O. Omoikhoje ◽  
O. Oduduru ◽  
S. A. Eguaoje

An eight week feeding trial was conducted to assess the effect of substituting maize with biscuit waste meal on the blood constituents of 144- day old Anak 2000 broiler chickens. Four experimental broiler starter and finisher diets were formulated with diet 1 serving as control to contain 0% Biscuit Waste Meal, while diets 2, 3 and 4 were formulated to contain BWM at 25, 50 and 75% inclusion levels for maize. The chicks were randomly assigned to the four treatment diets (1, 2, 3 and 4) in a completely randomized designed (CRD) and each treatment group contained three replicates with twelve chickens per replicate. Results on the blood constituents of broiler chickens fed treatment diets revealed that there is no significant (P>0.05) variation in the haematological indices assayed in this study. However, serum chemistry showed that total protein (3.13), albumin (1.30), and globulin (1.83x10mg/100ml) were significantly (P<0.05) higher in birds fed 75% BWM. Total bilirubin was highest (P<0.05) in birds fed diet 20.39x10mg/dl and least in control diet0.30x10mg/dl. Serum aspartate transaminase was higher (P<0.05) in birds that ate 25% BWM (76.67iu/g) though had values to 74.33 and 70.00iu/g in birds placed on diets 1 and 4, respectively. Serum alkaline phosphate 185.67 iu/g was also higher (P<0.05) in birds fed the control diet and least (182.33 iu/g) in birds placed on diet 4. From the overall results it is concluded that the inclusion of BWM in the diet of broiler chickens up to 50% improved the blood quality of broiler chickens.


Author(s):  
Caroline Bavaresco ◽  
Everton Luis Krabbe ◽  
Diego Surek ◽  
Edenilse Gopinger ◽  
Fernando Nicolas Martinez ◽  
...  

Abstract The objective of this work was to evaluate the effect of the use of hybrid phytase, alone or combined with carbohydrases, in poultry diets with nutritional reductions of calcium, available phosphorus, and metabolizable energy on the nutrient digestibility and bone quality of broiler chickens. A total of 1,875 broilers were distributed in five treatments in a completely randomized design, with 15 replicates of 25 chickens each. The treatments consisted of a positive control feed (T1) and of four negative controls (T2 to T5): T1, basal diet (BD) with corn and soybean; T2 and T3, BDs with reductions of 70 and 100 kcal kg-1 metabolizable energy, respectively, and both with reductions of 0.16% Ca and 0.15% available P; and T4 and T5, BDs with the same nutritional reductions, but supplemented with enzymes, i.e., T4 = T2 + 500 phytase units (FTU) per kilogram and T5 = T3 + 500 FTU kg-1 + 560 xylanase units (TXU) per kilogram + 250 glucanase units (TGU) per kilogram. The use of 500 FTU kg-1 hybrid phytase in pelleted corn-soybean meal diets allows a good digestive performance by broilers and replaces the nitrogen-corrected apparent metabolizable energy at 70 kcal kg-1, as well as 0.16% Ca and 0.15% available P.


2014 ◽  
Vol 30 (4) ◽  
pp. 669-676 ◽  
Author(s):  
N. Puvaca ◽  
Lj. Kostadinovic ◽  
D. Ljubojevic ◽  
D. Lukac ◽  
S. Popovic ◽  
...  

The aim of this study was to investigate the effect of dietary garlic powder addition on productive performance and blood lipid status of broiler chicken. At the beginning of experiment, three treatments of 150 one day old broiler chickens of hybrid line Hubbard per treatment, on a total of 450 chickens were formed. Every treatment was divided in four groups which represents four replicates of the experiment. Control treatment (T1) was fed with mixtures without addition of garlic powder, while experimental treatments were fed with addition of 0.5% (T2) and 1.0% (T3) of dietary garlic powder, respectively. Experiment lasted 42 days. After the completion of experimental period the highest achieved body weight of chicken was at treatment T2 (2371.1g) which was followed by treatment T3 (2336.1 g) with statistically significant differences (p<0.05) compared to control treatment. For the entire experimental period, feed conversion ratio was lowest in treatment T2 (1.8 kg/kg) and the highest in control treatment T1 (2.1 kg/kg), without statistically significant (p>0.05) differences. Addition of garlic powder led to a statistically significant (p<0.05) increase in values of EBI in compare to a control treatment T1. The highest mortality rate (5.1 %) and the lowest EBI (220.4 %) were recorded in control treatment. Addition of garlic powder in the amount of 1.0% (T3) significantly (p<0.05) decreased LDL concentrations in blood serum. The lowest concentration of total cholesterol was recorded at treatment T2 (p<0.05). The highest concentration of HDL (44.8 and 39.6 mg/dl) was recorded in treatments T3 and T2. It could be concluded that the addition of garlic has positive influence on chicken production and blood lipid status, but the further investigation of their mode of action is still necessary.


Author(s):  
M. Waqas ◽  
S. Mehmood ◽  
A. Mahmud ◽  
Saima . ◽  
J. Hussain ◽  
...  

The effect of a prebiotic mannan oligosaccharides (Actigen™) supplementation for 35 days was analyzed on growth, carcass traits and blood physiology of broilers. A total of 360-day-old broilers distributed under completely randomized design into four treatment groups with 24 replicates of 15 birds each was fed with Actigen™ supplemented diets @ 0.2, 0.4 and 0.6 g/Kg and a control diet. Data for growth performance were collected weekly while slaughtering data at 35th day. Results showed that the birds fed with Actigen™ added diet @ 0.6 g/Kg exhibited improved livability% (98.88±1.11), feed intake (3391.68±38.70 g), body weight (2157.66±31.52 g), weight gain (2111.49±30.89 g), FCR (1.57±0.03), dressing% (72.28±0.40), breast yield% (29.58±0.05), thigh yield% (31.61±0.30) and blood biochemical parameters. Superior (P£0.05) antibody response against ND and IB were recorded in birds exposed to Actigen™ supplemented diet @ 0.6 g/Kg. It was concluded that Actigen™ supplementation @ 0.6 g/Kg corroborated to improve growth, carcass traits, blood biochemistry and antibody response in broilers.


2020 ◽  
Vol 46 (2) ◽  
pp. 158-163
Author(s):  
D. N. Onunkwo ◽  
J. C. Ezike ◽  
W. Amaduruonye ◽  
J. Nathaniel ◽  
G. Daniel-Igwe,

Feeding trial experiment was carried out to evaluate the haematological and serum biochemical parameters of broiler chickens fed graded levels of Roselle Seed Cake (RSC) as replacement of a conventional protein source. Proximate composition was done to determine the nutrient content of RSC and experimental diets. The experiment contained graded levels of RSC replacing soya bean cake (SBC). One hundred and twenty (120) day old Ross broiler chickens were used in a Completely Randomized Design (CRD). The broiler chicks were assigned to five dietary treatments with three replicates each with 8 birds per replicate and 24 birds per treatment. Five isonitrogenous and isocaloric diets were formulated for the broiler straight diet. Diet 1 served asthe control diet while diets 2, 3, 4 and 5 contained 8%, 16%, 24% and 32% RSC respectively. Data were collected and analyzed using analysis of variance and the mean was separated using Duncan multiple range test. The findings from the study showed that there were no significant (P?0.05) differences in all the parameters measured for haematology across dietary treatment means except for the white blood cell. The blood biochemical composition showed no significant (P?0.05) differences in total protein, high density lipoprotein, low density lipoprotein and creatinine across dietary treatments. RSC as an alternative feedstuff can replace soya bean cake at 24% in the diet of broiler chickens for improved haematological and blood biochemical of broilers. Roselle seed cake can replace SBC at the broiler chicken straight ration at 75% (24% dietary RSC) inclusion for better performance.


2020 ◽  
Vol 18 (3) ◽  
pp. e0612
Author(s):  
Mihaela Saracila ◽  
Tatiana D. Panaite ◽  
Cristina Tabuc ◽  
Cristina Soica ◽  
Arabela Untea ◽  
...  

This study aimed to determine the effect of dietary creeping wood sorrel powder (Oxalis corniculata) and chromium supplemented to broilers (1-42 days) exposed to heat stress, on their performance and on the intestinal and caecal microbiota.Area of study: Ilfov, RomaniaMaterial and methods: The feeding trial was conducted on 60, day-old Cobb 500 broilers, divided equally in two groups, each group with six replicates (5 chicks/ replicate). The broilers were housed in an experimental hall at 32° C constant temperature and 23h light regimen. Unlike the dietary control diet (C), the experimental diet (E) was supplemented with 1% creeping wood sorrel powder and 20 mg chromium picolinate/ kg premix. One bird from each replication was slaughtered on days 28 and 42, and samples of caecal and intestinal content were collected for bacteriological analysis.Main results: The dietary creeping wood sorrel powder and chromium supplements for heat-stressed broilers had no significant influence on their growth performance (1-42 d). Overall, E diet had a beneficial effect on the balance of the caecal microflora; however, in the intestine, E diet had a positive influence on the balance of the intestinal microflora, only for the samples collected at 28 days.Research highlights: Dietary creeping wood sorrel powder and chromium supplements can be an efficient tool for maintaining a proper balance of intestinal microflora in heat-stressed broilers. 


2016 ◽  
Vol 40 (3) ◽  
pp. 170
Author(s):  
Eny Sholikhatin ◽  
Ferry Poernama ◽  
Nanung Danar Dono ◽  
Zuprizal .

The aim of this study was to determine the calcium requirements of broiler chickens in starter phase with the addition of phytase enzyme. This experiment used 1,200 broiler chickens (mixed sex) for 21 days rearing period in a closed house. The basal diets was corn and soybean meal which contained 0.097% Ca and 0.123% P-av. The treatments consisted of 6 diets treatment: P1 (basal diet with the addition of 0.42% non-phytate phosphorus (NPP), and then P2 to P6 were basal diet with the addition of 0.22% NPP and 1,000 FTU/kg phytase and the addition of calcium (Ca) at different levels: 0.82% (P2); 0.74% (P3); 0.66% (P4); 0.58% (P5) and 0.50% (P6). The growth performance, feed efficiency, and bone mineralization parameters were studied using Oneway ANOVA in a Completely Randomized Design. Duncan's new Multiple Ranges Test was used to separate means with significant differences. Results showed that 0.90% Ca supplementation without phytase and the reduction levels of Ca from 0.82% to 0.50% increased the amount of feed consumed by birds in all growth phases (P<0.05). The addition of phytase had beneficial effects on increasing body weight (P<0.05) and average of body weight gain (P<0.05), and decreased the value of FCR in 11 - 21 days and 1 - 21 days. The addition of phytase increased protein and energy consumption, followed by increased in the value of PER and  EER (P<0.05). When phytase was added in the diets, reduction levels of Ca in the diets up to 0.50% did not give any adverse effect on the tibia bone ash. It can be concluded that feeding with phytase can sustain growth performance, feed efficiency, and bone mineralization.


Author(s):  
M. A. Adedokun ◽  
Z. O. Oluwafemi ◽  
A. O. Ayanboye ◽  
G. Oladipupo

Nothing is more important than quality nutrition and adequate feeding of fish in captivity. Undernourished fish in terms of nutrient deficiency, cannot maintain its health for proportionate growth regardless the intense of feeding and quality of the environment. A 49 day-feeding trial was carried out to investigate nutritional quality differential, growth and economics efficiency of some sampled commercially extruded floating feeds, based on frequency of usage among fish farmers in the study area. The sample feeds were sourced from respective distributors covering the zone of study. The feeds were designated as Fd1, Fd2, Fd3, Fd4, Fd5 and Fd6(control), with 3 replicates for each treatment. The examined growth performance, feed utilization and economic efficiency of feeds followed particular trend pattern and significantly different (p<0.05) across the sampled feeds (FW, MWG, SGR, TPI, PER and FCR). Finally, the control diet was least consumed, sustained positive allometry growth pattern  and concomitant marginal profits; than feed 1 and 2 which had sharp drops in the growth pattern of fish after four( 4) weeks.


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