نتایج جستجو برای: total volatile basic nitrogen

تعداد نتایج: 1188225  

Journal: :تحقیقات نظام سلامت 0
عباس اکبرزاده دکترای تخصصی، مؤسسه تحقیقات آب وزارت نیرو، تهران، ایران. محسن اربابی استادیار، گروه مهندسی بهداشت محیط، دانشکده بهداشت، دانشگاه علوم پزشکی شهرکرد، شهرکرد، ایران.

background: in the recent years, eutrophication has become a serious challenge for many of the water ecosystems. it has affected the environmental and economical aspects of the anzali wetland, which is known as one of the significant ecosystem. due to the increase of the nutrient loadings from the industrial, agricultural and human activities, the wetland’s health is faced many serious problems...

2013
Minh Van Nguyen Magnea Gudrun Karlsdottir Adalheidur Olafsdottir Arnljotur Bjarki Bergsson Sigurjon Arason

The effects of seawater and slurry ice bleeding methods on the sensory, microbiological and chemical quality changes of cod fillets during chilled storage were examined in this study. The results from sensory evaluation showed that slurry ice bleeding method prolonged the shelf life of cod fillets up to 13-14 days compared to 10-11 days for fish bled in seawater. Slurry ice bleeding method also...

2003
A J Venn

Background: The effects of indoor exposure to volatile organic compounds (VOCs), including formaldehyde, on respiratory health are not clearly understood. The aim of this study was to determine the independent effects of VOCs and other common environmental exposures in the home on the risk and severity of persistent wheezing illness in children. Methods: Total volatile organic compounds, formal...

Journal: :Thorax 2003
A J Venn M Cooper M Antoniak C Laughlin J Britton S A Lewis

BACKGROUND The effects of indoor exposure to volatile organic compounds (VOCs), including formaldehyde, on respiratory health are not clearly understood. The aim of this study was to determine the independent effects of VOCs and other common environmental exposures in the home on the risk and severity of persistent wheezing illness in children. METHODS Total volatile organic compounds, formal...

ژورنال: سلامت و محیط زیست 2018

Background and Objective: In recent years, management and disposal of municipal solid waste has become a global problem and the most important environmental concern. Anaerobic digestion is a cost-effective solution for treatment of both solid waste and wastewater. The aim of this study was to investigate the positive or negative effects of calcium chloride content in anaerobic digestion process...

E. Özpolat, H.Ş. Guran

Improving food quality is one the major issues for the food processing industry. Since food produced from fish spoils quickly, it obviously cannot be kept for an extended time. The aim of the present study was to determine the effects of sodium polyphosphate and smoking on the shelf life of fish sausage that was produced from Capoeta umbla and stored at 4±1°C. Therefore, we designed four groups...

B Shabanpour , P Pourashouri , S Yeganeh ,

Salted Kutum roe was prepared by soaking in brine to a traditional procedure. Proximate composition (moisture, protein, lipid, pH, ash and salt content), total volatile basic nitrogen (TVB-N), fatty acid profiles and microbiological characteristics of raw and salted roe of Caspian white fish (Rutilus frisii kutum) were determined. The results indicated that protein and moisture contents were si...

B Shabanpour, P Pourashouri S Yeganeh

Salted Kutum roe was prepared by soaking in brine to a traditional procedure. Proximate composition (moisture, protein, lipid, pH, ash and salt content), total volatile basic nitrogen (TVB-N), fatty acid profiles and microbiological characteristics of raw and salted roe of Caspian white fish (Rutilus frisii kutum) were determined. The results indicated that protein and moisture contents were si...

Guran, H.Ş., Özpolat, E.,

Improving food quality is one the major issues for the food processing industry. Since food produced from fish spoils quickly, it obviously cannot be kept for an extended time. The aim of the present study was to determine the effects of sodium polyphosphate and smoking on the shelf life of fish sausage that was produced from Capoeta umbla and stored at 4±1°C. Therefore, we designed four groups...

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