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Nutrient Resources Rich in Proteins Production By Using of Olive Mill Waste Water

استخدام مخلفات معاصر الزيتون في استحصال مصادر بروتينية غذائية

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 Publication date 2011
and research's language is العربية
 Created by Shamra Editor




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The present study contains results of some experiments that had been carried out to study the advantage of olive mill waste water (OMW) use ability and in sugar's factories wastes in Syria as fungi cultures to produce stall-feed rich in proteins. The results showed that Geotrichum rich in proteins had been grown and geminated more rapidly and revealed that inorganic nitrogen additions (nitrates or ammonia) to the culture have advanced the fungi growth which is rich in proteins, the highest quantity of proteins was (8.6 g/l) in NH4NO3 (1.5%) media and urea (2.0%) media whereas the fungi biomass was higher with NH4NO3 (1.5%) than with urea (2.0%).

References used
Khoufi S., Aloui F. and Sayadi S. (2008). Extraction of antioxidants from olive mill wastewater and electrocoagulation of exhausted fraction to reduce its toxicity on anaerobic digestion. J. Hazard. Mater. 151: 531-539
Ramesh Maheshwari and P. T. Kamalam. (1985). Isolation and Culture of a Thermophilic Fungus, Melanocarpus albomyces, and Factors Influencing the Production and Activity of Xylanase, India. J Gen Microbiol.131: 3017- 3027
H. Jeder, A. M. Deschamps, J. M. Lebeault. (1987). Production of single-cell protein with cellulomonas sp. on hempstalk wastes. Acta Biotechnologica 7 (2): 103–109
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3,4-dihydroxybenzoic acid is one of phenolic compounds that exists in olive mill waste water (OMWW) and different industrial wastewater.Commercially activated charcoal was studied as absorbent of polyphenols. The value of specific surface area was 73 6.7189 m2/g. Equilibriums of 3,4-dihyroxybenzoic acid from aqueous solutions on four different particle sizes of the adsorbent with diameters ranged A(1000-2000), B(500-1000), C(250-500), D(125-250)m was examined at different initial concentrations ofabsorbate. The experimental data were analyzed using the Langmuir and Freundlich isotherm models. Both the isotherm models fit the adsorption data. Monolayer absorption capacities Q0 calculated from Langmuir equation were (0.36, 0.23, 0.34, 0.35mmol/g) for the different granular activated carbon sizes (A,B,C,D) respectively. The values of constant Kf calculated from Freundlich equation were (0.75, 0.61, 0.76, 0.79mmol/g) for the four sizes of granular activated carbon (A,B,C,D) respectively. The results show that the charcoal activated carbon can be used as absorbent for polyphenol compounds.
The research aims to study the economic efficiency of olive mill wastewater (OMWW) use in fertilizing olive trees, Which included research sample / 294 / farmer in Lattakia Governorate, depending on the descriptive analytical method,And found the results to be to fertilize the olive trees with (OMWW) rents high productivity, Where it posted a net profit of (33,668) SP / acre / year, while gross margin stood at (61 235) SP , The coefficient of profitability compared to the cost of production (about 41.32%)%, while the profitability coefficient was compared to the capital invested approximately 42.98%.
Pretreatment is one of the most important stage in olive mill wastewater (OMWW) plants. Statistically, the cost of chemicals in pretreatment will be not more than 0.02 €/m³OMWW for some kind of chemical coagulants such as CaO.
A field experiment was conducted in Tartous Governorate, on the Arachis hypogaea . L during tow growing season (2012- 2013)(2013-2014). Experiment was included 6 treatments with three replicates: control (without fertilization), different rates of Olive Mail Waste Water (OMWW) (5-10-15) l/m2 , organic fertilizer (30 tn/h)and nitrogen fertilizer(30)kg/h. The research aimed to know effect of these Additions on some physiological groups of microorganisms, nodulation on plant roots and nitrogen relative bacteria Arachis hypogaea . L. yield.
In this study, we review the possibility of production both ethanol and methanol from OMW(OMW: Olive Mill Wastewater), fermented using pathogenic bacteria and isolated marine bacteria. The results showed that when using Salmonella sp. bacteria, the highest values of methanol (5658.308 μg /l) appear at 7.5% concentration of the OMW, and the higher concentration of ethanol (49.132 μg/l) at a concentration of 17.5% fermentation of OMW. While Pseudomonas sp. produced the highest concentration of methanol (603.76μ g/l) and ethanol (688.71μg /l) at 17.5% for OMW. The results of this research showedthe ability of the bacteria isolated from sea water in producing the above mentioned alcohols; for example the X3 bacteria displayed a direct correlation between high concentrations of OMW (15 , 35 , 50)% and the high concentrations of produced methanol (UL, 130.406μg/l, 1353.244μg/l ), apposite to ethanol which was under the detection limits (under limited: UL).
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