Establishment And Comparison Of Shelf Life Model About Quality Index And Colony Count Of Fresh-Cut Lettuce,
2018
Shanghai Professional Technology Service Platform on Cold Chain Equipment Performance and Energy Saving Evaluation, Shanghai 201306, China; National Experimental Teaching Demonstration Center for Food Science and Engineering﹝Shanghai Ocean University﹞, Sh
Establishment And Comparison Of Shelf Life Model About Quality Index And Colony Count Of Fresh-Cut Lettuce, Qiao Yongxiang, Xie Jing, Lei Hao
Food and Machinery
The influence of different temperature (0, 5, 10, 15 and 20 ℃) on its quality and total number of colonies of fresh-cut lettuce during storage was studied, and the chlorophyll content, vitamin C content and colony total were found decreased with the increase of temperature and storage time. Based on the experimental data, first order kinetic model of chlorophyll and vitamin C and Gompertz model of the total number of colonies were established to predict the shelf life. The results were as follows. Compared with the shelf life model SLD of the total number of colonies based on Arrhenius …
The Effect Of Chitosan/Nano-Silver Coating On The Egg Preservation,
2018
College of Food Science, Southwest University, Chongqing 400715, China
The Effect Of Chitosan/Nano-Silver Coating On The Egg Preservation, Wang Jing, Xu Dan, Yu Jialun
Food and Machinery
Nano-silver particles were prepared using the extract of citrus peels were added to chitosan solutions with weight ratios of 0.5%, 1.0%, and 2.0%, separately, as the composite coating solutions. Eggs were coated two times by the neat chitosan solution and composite coating solutions, separately, and was designated as CS, CS/Ag 0.5, CS/Ag 1.0, and CS/Ag 2.0, accordingly. They were stored with the two control groups (untreated eggs (CK1) and eggs washed by water (CK2) at 25 ℃ with the relative humidity of 70%. The appearance of internal content, weight loss, air cell height, specific gravity, albumen pH, Haugh unit (HU), …
The Effect Of D-Phenyllactic Acid Combined With Coating Treatment On Anti-Microbial And Preservation Of Grapes During Storage,
2018
School of Biology and Food Engineering, Changshu Institute of Technology, Changshu, Jiangsu 215500, China
The Effect Of D-Phenyllactic Acid Combined With Coating Treatment On Anti-Microbial And Preservation Of Grapes During Storage, Wan Yulian, Chen Liushun, Xie Dan, Zhu Yibo, Zhu Dongxing, Qi Bin
Food and Machinery
The research was done in order to evaluate the effect of D-3-Phenyllactic acid (D-PLA) on preservation of grape and provide reference for SO2-free storage of table grapes. ‘Kyoho’ grapes were treated through post-harvest dipping before room temperature storage so that inhibitory potentials of microbial population on fruit surface were evaluated avoiding the fruit decay . The results showed that compared with the two control groups of purified water soakage and coating treatment, the D-PLA combined with coating treatment could effectively inhibit the growth of microorganism on fruit surfaces. It was found that the bacterial population were reduced by …
The Killing Effect Of Three Agents On Pseudomonas Syringae Pv. Actinidiae Of Pollen And Their Effect On Fruit Yield Of Kiwifruit,
2018
College of Food Engineering and Nutritional Science, Shaanxi Normal University, Xi’an, Shaanxi 710119, China
The Killing Effect Of Three Agents On Pseudomonas Syringae Pv. Actinidiae Of Pollen And Their Effect On Fruit Yield Of Kiwifruit, Cao Fan, Gao Guitian, Lei Yushan, Du Yinglin, Zhu Dan, Xu Yafen, Zhang Xiaoping, Li Chaozheng, Zhang Xin
Food and Machinery
The kiwifruit pollen polluted by Psa（Pseudomonas syringae pv.actinidiae）in Shaanxi Zhouzhi was treated with solutions of ClO2, Benziothiazolinone and Kocide, and the effects of them on the sterilization rate of Psa, pollen viability and the impacts on fruit yield, single fruit weight and seed number were investigated. The results showed that after treating the kiwifruit pollen with ClO2, Benziothiazolinone and Kocide, the bactericidal rates of Psa were 99.7%, 99.6% and 99.4%, and the pollen viability was 62.2%, 50.1% and 51.2%, respectively. Compared with the control group, the pollen viability decreased by 0.5% (ClO2), 19.1% (Benziothiazolinone), …
Study On The Ultrasonic-Assisted Extraction Process Of Fructus Schizandrae Oil And The Hepatic Protection Effect,
2018
College of Pharmacy, Xi’an Medical University, Xi’an, Shaanxi 710021, China
Study On The Ultrasonic-Assisted Extraction Process Of Fructus Schizandrae Oil And The Hepatic Protection Effect, Wang Xiaoning, Hao Jing, Liu Zichen, Yan Mengru, Zhang Cunlao
Food and Machinery
Using the extraction yield of Fructus Schisandrae seed oil as an index, the ultrasonic extraction process of it was optimized by single factor and orthogonal design. HPLC was used to analyze the content of schizandrin A, B, and schisandrin in the seeds. The mice liver injuried model was established by administration with CCl4 and the contents of GSH, MDA and SOD in mice liver tissue were determined. HE staining was used to observe the pathological changes of liver. The results showed that the optimum process was as follows: the extraction solvent was n-hexane with the ratio of solid to …
Research Of Composition And Antioxidant Activity Of Different Solvent Extracts From Termitomyces Albuminosus,
2018
Agricultural College, Yanbian University, Yanji, Jilin 133002, China
Research Of Composition And Antioxidant Activity Of Different Solvent Extracts From Termitomyces Albuminosus, Li Minghong, Ligua Nhao, Piaosho Uhuan, Cui Fushun
Food and Machinery
This paper studied composition and antioxidant activity of different solvent extracts from Termitomyces albuminosus. The total flavonoids, total phenols, ergosterol and adenosine of eight kinds of different polar solvents extracts were determined by spectrophotometer and liquid chromatography. In addition, measured the antioxidant activity by scavenging DPPH·, ABTS+·, hydroxyl radical, total antioxidant and total reduction ability. Extracts in distilled water had the highest rate of the yield; contained the highest content of total phenolics and adenosine in different sovlents; the highest content of ergosterol was in methanol extract. Distilled water and methanol had better scavenging free radicals in different polar solvents. …
Effect Of Hydrogen Peroxide On Decolorization Of Polysaccharide From Red Dragon Fruit Peel And Its Antibacterial Activity,
2018
College of Food and Biological Engineering, Bengbu University, Bengbu, Anhui 233030, China
Effect Of Hydrogen Peroxide On Decolorization Of Polysaccharide From Red Dragon Fruit Peel And Its Antibacterial Activity, Fang Xiaohui, Dan Demiao, Qian Shiquan, Lu Zhaoxin
Food and Machinery
The hydrogen peroxide decolorization process of polysaccharide extracted from red dragon fruit peel was investigated in this study. The effects of the hydrogen peroxide concentration, the decolorization temperature and the decolorization time on the decolorization rate were studied. The optimum conditions were obtained by response surface methodology. Moreover, the antibacterial activity of the polysaccharide was also investigated. The results showed that the optimum hydrogen peroxide decolorization conditions were the hydrogen peroxide concentration of 4.3%, decolorized at 62 ℃ for 109 min. Under these conditions, the decoloriza-tion rate and the retention rate of the red dragon fruit peel polysaccharide were 88.17% …
Extraction And Purification Of Flavonoids In Radish Seed Meal,
2018
Luohe Food Vocational College, Luohe, Henan 462000, China
Extraction And Purification Of Flavonoids In Radish Seed Meal, Zhu Haixia, Zhang Xiaofang, Gao Yang, Ding Yana
Food and Machinery
The flavones in radish seed meal were extracted by hot water method combined with ultrasonic extraction, and the relative ingredients were then desaccharided and deproteinized. The results showed as follows. Under the best condition of liquid ratio 115 (g/mL), with the ultrasonic treatment for 10 min at power 550 W, the radish seed meal medium yellow ketone leaching rate was 1.90%. As for the desaccharidization using alcohol sinking method, the optimal processing parameters are concluded as follows: ethanol concentration was 85%, the flavonoid extract ethanol volume ratio of 13.5, extracted for 4 h. Under this condition, the polysaccharide removal rate …
Application Progress Of 3d Printing Technology In Food Industry From Patent Application,
2018
Patent Examination Cooperation Center of the Patent Office, SIPO, Guangzhou, Guangdong 510700, China
Application Progress Of 3d Printing Technology In Food Industry From Patent Application, Lai Yanna, Ma Shun, Li Ying, Bai Pan
Food and Machinery
From the perspective of patent application, analyzes the trend of patent application in 3D printing field of food industry in China and abroad, and mainly analyzes the applicants, legal status, application direction and the like of the patent application in China in order to find the problems and challenges while using 3D printing technology in food processing，for promoting the development and application of 3D printing technology in food industry in China.
Research Progress On The Pulsed Electric Field Applied To Apple Juice Processing,
2018
(Weinan Vocational & Technical College, Weinan, Shaanxi 714026, China
Research Progress On The Pulsed Electric Field Applied To Apple Juice Processing, Jiang Bao
Food and Machinery
On the basis of the analysis of the effects of PEF on apple micro-morphological characteristics, sterilization and enzyme inactivation efficacy, the latest process in effects of PEF on quality of apple juice, and existing problems was reviewed. Moreover, the future research direction of it was also prospected, providing the better application of PEF in the future apple juice processing.
Optimization On Process Of High Resistant Starch Of Coix Lachryma-Jobi Flour Modified By Ultra-High-Pressure And Its Physicochemical Properties,
2018
Fujian Tuotian Biotechnology Co., Ltd., Fuzhou, Fujian 350008, China
Optimization On Process Of High Resistant Starch Of Coix Lachryma-Jobi Flour Modified By Ultra-High-Pressure And Its Physicochemical Properties, Xiao Zhiyong
Food and Machinery
Coix seed powder was modified by ultra-high pressure, and studied the physicochemical properties after modification. Based on single factor tests, the concentration of Coix Lachryma-jobi flour, pH, pressure, pressure-holding and aging time were optimized by orthogonal test to improve the yield of Coix Lachryma-jobi resistant starch. The optimized conditions were as followed: Coix Lachryma-jobi flour content 20%, pressure 600 MPa, pH 6.0, ageing time 36 h, pressure-holding time 15 min, and the yield was 17.26%. The modified Coix seed powder not only improved 90% yield of resistant starch in Coix Lachryma-jobi, but also improved the freeze-thaw stability, coagulation and solubility …
Study On Processing Technology Of Red Adzuki Bean Paste And Flow Distribution Of Nutritional And Functional Components,
2018
School of Liquor and Food Engineering, Guizhou University, Guiyang, Guizhou 550025, China
Study On Processing Technology Of Red Adzuki Bean Paste And Flow Distribution Of Nutritional And Functional Components, Cheng Nan, Qin Likang, Xie Chunzhi
Food and Machinery
Based on water absorption and bean paste rate (dry matter), the soaking and cooking process of red adzuki bean were optimized. Then, the dynamic changes of main nutritional and functional components during the process were tracked. The results showed that the water absorption of red adzuki bean was the highest (94.67±1.29)% under the soaking temperature of 45 ℃ and soaking time of 12 h. The bean paste rate was the highest (65.69±0.68)% to be cooked at 110 ℃ for 40 min with a solid-to-solvent ratio (soaked red adzuki bean:water) of 12 (g/mL). The nutritional and functional components of red adzuki …
The Raw Material Ratio And Quality Evaluation Of Poria Cocos Compound Nutrition Powder,
2018
School of Liquor and Food Engineering, Guizhou University, Guiyang, Guizhou 550025, China
The Raw Material Ratio And Quality Evaluation Of Poria Cocos Compound Nutrition Powder, Li Xueqin, Qin Likang, Zhang Xiujun
Food and Machinery
Through mixing Poria cocos with adlay, red rice and broken rice by 10%, 20%, 30% and 40% respectively, a Poria cocos compound nutrition powder with efficacy of both food and medicine was developed. The changes of dispersibility property and sensory were evaluated. The results showed that, under the condition of adding Poria cocos by 20%, the dispersibility properties including gelatinization degree, extrusion degree, water solubility index (WSI), water absorption index (WAI), viscosity, nasogastric feeding liquidity, dispersion time, dispersion stability time, and sensory index were relatively better among the three kinds of nutrition powder, in which water soluble polysaccharide of poria …
The Study On The Enzymatic Hydrolysis Process On Chicken Bone Paste With Double Enzyme Combination,
2018
Institute of Food Science and Technology, Fuzhou University, Fuzhou, Fujian 350108, China; Fujian Center of Excellence for Food Biotechnology, Fuzhou, Fujian 350108, China; Budweiser InBev Investment ﹝China﹞ Co., Ltd., Wuhan, Hubei 430050, China
The Study On The Enzymatic Hydrolysis Process On Chicken Bone Paste With Double Enzyme Combination, Ding Xiaoyan, Zhang Wen, Ni Li, Liu Zhibin
Food and Machinery
Chicken bone contains plenty of various nutrition, however the efficiency of direct use is relatively low. The enzymatic hydrolysis with protease can significantly increase the efficiency. In the present study, an enzymatic hydrolysis process on chicken bone paste with double-enzyme combination was developed. By the orthogonal test analysis, the optimal process parameters were as follows. The amounts of the neutral protease and Flavourzyme complex flavored enzyme was 0.75% and 1.50%, respectively, and the substrate concentration was 5%, hydrolyzed at was 50 ℃ and pH 8.5 for 2.5 h. Under these conditions, degree of hydrolysis (DH) and nitrogen recovery of the …
Lignocellulosic Biorefineries In Europe: Current State And Prospects,
2018
Technological University Dublin
Lignocellulosic Biorefineries In Europe: Current State And Prospects, Amit Jaiswal, Shady Hassan, Gwilym A. Williams
Articles
In 2012, the European Bioeconomy strategy was launched, defining the bioeconomy as "the 33 production of renewable biological resources and the conversion of these resources and waste 34 streams into value added products". This strategy and its action plans increased the turnover 35 of the total bioeconomy in the EU from 2.09 trillion Euro in 2008 to 2.29 trillion in 2015 .
Structural Characterization And Antioxiant, Moisture-Absording And Moisture-Retention Properties Of Polysaccharides Of Sophora Japonica L.,
2017
College of Agriculture and Biotechnology, Hexi University, Zhangye, Gansu 734000, China; Key Laboratory of Hexi Corridor Resources Utilization of Gansu Universities, Zhangye, Gansu 734000, China
Structural Characterization And Antioxiant, Moisture-Absording And Moisture-Retention Properties Of Polysaccharides Of Sophora Japonica L., Li Caixia, Zheng Xue, Gao Haining, Zhang Yong
Food and Machinery
The polysaccharides from the seeds and peel of Sophora japonica L. were extracted respectively by double enzymes, The basic structure of polysaccharides were identified by using infrared spectroscopy,and antioxidant activity, moisture absorption and retention capacities of polysaccharides were evaluated. The results indicated that the polysaccharides extraction yield of Sophora japonica L. seeds and peel were 11.6% and 24.7% respectively. The IR spectrum indicated peel and seed polysaccharides had typical characteristic absorption peaks of polysaccharides and pyran ring structure, seed polysaccharides contained a-glycosidic bonds, peel polysaccharides contained α and β glycosidic bonds.The radical scavenging experiment showed that two different polysaccharides of …
Study On Correlation Between Texture Characteristics And Sound Insulation Coefficient Of Bread,
2017
School of Material and Mechanical Engineering, Beijing Technology and Business University, Beijing 100048, China
Study On Correlation Between Texture Characteristics And Sound Insulation Coefficient Of Bread, Liang Yi, Feng Tao, Zhang Zihan, Wang Jie, Wang Jing
Food and Machinery
The texture parameters and sound insulation coefficients of the whole wheat bread and white bread were measured according to the difference of the standing time, and the least squares regression analysis was carried out according to the maximum Pearson coefficient of sound insulation coefficients. The results showed that the hardness, elasticity, adhesion and chewiness of whole wheat bread were linear with the sound insulation coefficient of specific frequency. However, no significant linear relationship was found in the studies on the white bread.
The Kinetics Of Microwave Drying Ginger Based On The Volatile Detection,
2017
Jiangnan University, Wuxi, Jiangsu 214122, China
The Kinetics Of Microwave Drying Ginger Based On The Volatile Detection, Xu Wanxiu, Li Jing, Li Zhenfeng, Zhu Guanyu, Song Chunfang, Zhang Junsheng
Food and Machinery
The online volatile changes of the ginger on drying process and drying characteristics were analyzed at the four constant drying temperature, 50, 60, 70, 80 ℃, respectively. The volatile emission intensity and quality of the corresponding drying temperature was compared to find out a better drying condition. It was found thatd the drying temperature at 60 ℃ could preserve preferred volatile best and avoid burning occurrence. Moreover, the color difference and rehydration ratio were olso found better.
Uncertainty Evaluation Of The Determination Of Total Sugar， Reducing Sugar， Chlorine， Potassium In Tobacco,
2017
Research and Development Center, China Tobacco Yunnan Industrial Co., Kunming, Yunnan 650231, China
Uncertainty Evaluation Of The Determination Of Total Sugar， Reducing Sugar， Chlorine， Potassium In Tobacco, Xu Yong, Li Chao, Yang Qianxu, Qin Yunhua, Jiang Wei, Liu Zhihua, Wu Yiqin, Jiang Ciqin, Zhang Chengming, Liu Wei
Food and Machinery
The uncertainty in the measurement for determination of the total sugar, reducing sugar, chlorine, potassium in tobacco by the continuous flow method was evaluated with the actual instance. The influence factors on the uncertainty in the measurement for determination of total sugar, reducing sugar, chlorine, potassium content were analyzed, the component and combined uncertainties were calculated, and the expanded uncertainties of the above three components were 0.44%, 0.40%, 0.02% and 0.06%, respectively, which providing the credibility and confidence interval to the measurement results.
Analysis Of The Differences Of Heavy Metal Enrichment Between Silver Carp And Aristichthys Nobilis In East Dongting Lake,
2017
Changyuan Cuisine Vocational and Technical College, Xinxiang, Henan 453000, China
Analysis Of The Differences Of Heavy Metal Enrichment Between Silver Carp And Aristichthys Nobilis In East Dongting Lake, Liu Xiaowei, Lu Weiya, Xue Minmin, Li Zhonghai
Food and Machinery
To evaluate the pollution of heavy metal in east Dongting Lake and analyze the differences of enrichment of heavy metal between silver carp and aristichthys nobilis, this experiment determined the concentration of five different heavy metals, including Cr, Cu, Cd, Pb and Hg, in sediment and tissues of silver carp and Aristichthys nobilis. Results show that the concentration of Cr in sediment belongs to the first state level in soil standard, the concentrations of Cu, Pb and Hg belong to the second state level in soil standard, the concentration of Cd is 2 times of the third state level in …
