نتایج جستجو برای: dairy industry wastewater

تعداد نتایج: 266556  

2016
Li Dai Peng Zhou

The dairy sector is emerging in China, but how it is linked with the rest of the economy is not well studied [1]. For the past eight decades, the dairy price has been closely tracking the overall price level, as shown in Figure 1. It suggests that the dairy industry is pro-cyclical with the whole economy. Moreover, there are two subtle qualitative features that can be drawn from the historical ...

2009
Lorraine M. Sordillo

Mastitis is a significant disease of adult dairy cattle affecting up to 40 percent of cows within a herd at any given time. Recent surveys show that udder health problems are consistently the most frequent cause of morbidity with the US dairy cattle population (Table 1). The U.S. dairy industry loses an estimated $2 billion every year due to mastitis, with reduced milk production accounting for...

2013
Ingrid Bazin Aziza Ibn Hadj Hassine Yosra Haj Hamouda Wissem Mnif Miguel Lopez-Ferber Michel De Waard Catherine Gonzalez

17 The presence of dyes in wastewater effluent of textile industry is well documented. In 18 contrast, the endocrine disrupting effects of these dyes and wastewater effluent have been 19 poorly investigated. Herein, we studied twenty-three commercial dyes, usually used in the 20 textile industry, and extracts of blue jean textile wastewater samples were evaluated for their 21 agonistic and anta...

Journal: :IOP conference series 2023

Abstract The dairy industry is one of the industrial activities classified within food industries in all phases industry, which leads to an increase amount wastewater discharged from this industry. study was conducted Abu Ghraib factory, as central factories Iraq, located west Baghdad governorate, with a design capacity 22,815 tons products. characteristics liquid waste generated factory were d...

Abbas Malek, Ali Barzegar Mahbubeh Abdollahi

Introduction: In today's world, “It is believed that use of microbial agents and biological toxins are harmful for human health. Food industry is a soft target and potentially vulnerable to deliberate contamination. The manufacturing units of dairy industry are a good example. The purpose of this study was to determine the level of food defense preparedness of dairy production units using FDA F...

2010
K. R. Sharma O. Gutierrez S. Corrie K. O’Halloran B. Capati Z. Yuan

Hydrogen sulfide, which is produced by sewer biofilms as a result of sulfate reduction under anaerobic conditions, has since long been identified as a major cause of corrosion and odour problems in a sewer system. Dosing of various types of chemicals to wastewater is widely used by the water industry as a control measure for these problems. Oxygen/air, nitrate salts, iron salts and magnesium hy...

2009
A. Rezaee

In this study, the removal of mercury ions by cellulose of Acetobacter xylinum was investigated in the synthetic and chlor-alkali wastewater. Biofilms of Acetobacter xylinum were grown in laboratory column bioreactors. The biofilms were continuously treated with sterile synthetic model wastewater or nonsterile, neutralized chloralkali wastewater.The extent of adsorption was studied as function ...

2017
Moghira Badar M. K. Qamar Saleem Akhtar

It is based on the experiments conducted for study of chromium removal and recovery from chrome tanning waste water of leather industry for chromium removal about 98.5% was achieved at pH 8.0 and at this pH reduction of COD is 61.5 % and percentage for removal of color from the wastewater of leather industry is 99.5% under applying the batch experimental condition. For this purpose, it is carri...

2012
A K A Rathi

In a typical wastewater treatment fl ow sheet used by several industrial units in Indi a. various stages of treatment include primary treatment. foll owed by secondary treatment . and tertiary treatment. The concentration of total dissolved solids increases during neutrali zation of the wastewater with acid/ alkali during primary treatment. which adversely affects the activity of microorgani sm...

2012
Beatriz del Río María Cruz Martín Víctor Ladero Noelia Martínez Daniel M. Linares María Fernández Miguel A. Alvarez

Microorganisms have been empirically used since ancestral times to produce fermented dairy products from milk. In the actual dairy industry, milk is subjected to large scale fermentation processes that involve microorganisms mostly belonging to the Lactic Acid Bacteria (LAB) group. Bacteriophages that infect LAB have been claimed as one of the principal sources of fermentation failure (spoilage...

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