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Evaluation of some Anti Coccidia efficacy used in the broiler feed on its productivity effects in the Syrian coastal region farms

تقييم فاعلية بعض مضادات الأكريات المستخدمة في علائق فروج اللحم وتأثيراتها على الإنتاجية في مزارع المنطقة الساحلية في سورية

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 Publication date 2016
and research's language is العربية
 Created by Shamra Editor




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Coccidiosis is one of the major parasitic diseases of poultry . The disease has s great economic impact in poultry due to resistance of the organisms to anticoccidial drugs.

References used
عبد العزيز , فهيم: نيصافي , علي (2005) الدواجن جامعة تشرين
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This research carried out in the Video Center for Research on Animal Production of the Faculty of Agriculture at Tishreen University with the beginning of the summer of 2010 in order to study the possibility of improving the performance of broiler chickens under the conditions of the coastal area and increase economic returns. Search Results showed that the addition of black bean and thyme powder by 0.5% to a low-energy diet led to increased average live weight of age (9-28) days totaled 864.9 g G3)) compared to the control (without the addition), which amounted to an average live weight has 850.7) g) of the same age FCR feed conversion ratio stood at 2.63 at the group G1, compared with 1.89 when the Control CSearch results also showed that the addition of 0.25% of the black bean and thyme powder led to the live weight increase of 848.6, compared with 670.7 members G1) g) FCR feed conversion ratio stood at 1.96 at the G4 Group added (0.25% of the black bean powder and thyme), compared with 2.63 at the G1 group.
In this study, trends of annual and seasonal precipitation time series for the period of (1971–2006) were analysed for three meteorological stations (Lattakia, Tartous and Safita) located in the coastal region of Syria, by linear regression and Spear man's rho tests. The results showed a decreasing trend of annual precipitation in Lattakia and Tartous stations and increasing trend in Safita station. At the seasonal time scale, a decreasing trends of winter precipitation in Lattakia station and of spring precipitation in all stations were observed. While an increasing trends of winter precipitation in Tartous and Safita stations and of autumn precipitation in all stations were observed. Although, all of these negative and positive linear trends, both at the annual and seasonal time scales are not statistically significant at 5% level, but they can have severe effects on water resources, rivers regimes and success of rain-fed crops in the study areas
Antimicrobial compounds have been used for decades in poultry diets to increase performance and decrease morbidity particularly in broiler chickens. However, consumer pressure related to the potential development of antibiotic-resistant bacteria ha s resulted in the development of non-antibiotic feed additives that may also improve broiler erformance. In recent years, aromatic plants and their extracts have received attention as growth and health promoters. Such products have several advantages over commonly used commercial antibiotics since they are residue free and they are also, generally recognized as safe and commonly used items in the food industry. The antimicrobial properties of medical plants and their extracts have been widely reported because they consist of many active ompounds such as carvacrol, eugenol,which partition lipids in the bacterial cell wall and mitochondria, disturbing the structures and rendering them more permeable. Generally,medical plants are slightly more active against Gram-positive than Gramnegative bacteria. Medical plants are well known for their antioxidant activity and show a considerable effect on increasing the antioxidant capacity of chicken meat because they consist of many of active compounds such as tocopherol, carvacrol. Spices or their active principles have been reported to stimulate digestive secretions such as lipase, amylase and proteases.because they consist of many active compounds such as anothol, eugenol. Variable effects of medical plants and their extracts on the productive performance of broiler have been reported. The majority of experimental results indicate improved body weight gain or final body weight and feed conversion ratio.
The study of the microbiological pollution of the air of some poultry farms located in the central region of Syria has been conducted in this research. Six poultry farms have been chosen, three of them are located in the south western of Homs governorate and the rest are in the west of it..
The effect of adding two organic acids(formic acid, acetic acid). with broiler drink water was tested to evaluate their efficacy on the their performance and health Groups treatment consumed amounts of feed that are greater than the control but for The results in the six trials showed superiority of the feed conversion ratio and the final weight of broiler in the two groups that was added complex to its drink water, compared to the control with significant differences at 0.05. There was no significant difference between the replicates of each trial on its own while the results of laboratory parasite testing of samples litter showed that the number of oocysts in the litter was the lowest in the treatment groups with significant differences compared to the control. It was noted that the number of oocysts in litter increased until a certain age and then began to decline. The results also showed reduced mortality in all trials with treatment and there were no significant differences in treatment groups compared to the control.

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