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Articles 2821 - 2850 of 5725
Full-Text Articles in Food Science
Green Manufacturing Technology System Based On The Whole Life Cycle Of Packaging, Zhang Lixiang, Wang Liping, Yan Leilei
Green Manufacturing Technology System Based On The Whole Life Cycle Of Packaging, Zhang Lixiang, Wang Liping, Yan Leilei
Food and Machinery
Taking the whole life cycle of packaging as the main line, a green packaging manufacturing technology system is proposed. From the five key layers of green design technology, green material selection technology, green production technology, green recycling and treatment technology, green manufacturing evaluation technology, to establish a relatively complete green packaging manufacturing technology system. Taking the packaging design of soybean products as an example, the technical system was applied to analyze and evaluate the packaging design. The example shows that the application of the technology system is helpful to judge the green degree of packaging in the early stage of …
Talking About Theemotional Design Trend Of Food Packaging From The Change Of Nongfu Spring Brand Design, Meng Juan
Food and Machinery
In the four stages of brand design introduction, growth, maturity and transformation and upgrading, Nongfu spring has fully integrated various emotional design elements of food packaging, including multi-level design of instinct, behavior and reflection. Through the comprehensive analysis of the emotional design of its packaging in each stage, this review explored the development trend of emotional design, which would play a decisive role in future food packaging consumption.
Effect Of Collagen/Chitosan Antibacterial Sponge Pad On Salmon Quality, Wang Zhuzhu, Wang Liqiang, Fang Dandan, Li Baoqiang
Effect Of Collagen/Chitosan Antibacterial Sponge Pad On Salmon Quality, Wang Zhuzhu, Wang Liqiang, Fang Dandan, Li Baoqiang
Food and Machinery
To study the effect of collagen/chitosan antibacterial sponge pad with clove oil on the quality change of tray-packed salmon meat during storage, fresh salmon meat was packaged in antibacterial sponge pad covered PE film, PP pad covered PE film and only covered with PE film. After stored at 4 ℃, with sensory evaluation, weight loss rate, pH value, color difference value, texture value, volatile base nitrogen (TVB-N), the total number of colonies as evaluation indicators, the preservation effect of antibacterial sponge pad on fresh salmon was investigated. The results showed that, during the cold storage period, the sensory scores of …
Evaluation On Preservation Of Lentinus Edodes By Pbat/Evoh Modified Atmosphere Film, Wang Limei, Hu Ningxuan, Zhang Jin, Liu Mengyu, Lu Hao, Hu Jian, Dong Tungalag
Evaluation On Preservation Of Lentinus Edodes By Pbat/Evoh Modified Atmosphere Film, Wang Limei, Hu Ningxuan, Zhang Jin, Liu Mengyu, Lu Hao, Hu Jian, Dong Tungalag
Food and Machinery
In order to study preservation effects of blend modified atmosphere film to harvested Lentinus edodes，compared with unpacked ones， discussed the preservation effect of PBAT/ EVOH blend films in which added different mass fractions of EVOH (0%, 10%) to Lentinus edodes. The gas composition of Lentinus edodes’ in packaging bag and physical indexes were measured, which stored at 4 ℃ and in humidity of 90%. The results demonstrated that PBAT/10% EVOH blend film could make the packaging environment in a low oxygen and high carbon dioxide status, effectively maintain the sensory quality， such as the color, hardness and vitamin C, in …
Detection Of The Chinese Jujube Surface Defects By Machine Vision, Wang Chunpu, Wen Huaixing, Wang Junjie
Detection Of The Chinese Jujube Surface Defects By Machine Vision, Wang Chunpu, Wen Huaixing, Wang Junjie
Food and Machinery
Based on LingWu jujube as experimental object, used the Halcon12.0 visual processing software by the method of support vector machine (SVM) in IHS color space to extract the mean value and mean variance of H component as the color eigenvalues. Selected the gaussian kernel function by the experiments. When the kernel parameter was 0.2, and the regular constant was 0.005, the accuracy rate was 94.6%, which greatly improved the efficiency of nondestructive on-line detection, decreased the labor cost and labor intensity, and eliminated the scruple on the accuracy of on-line detection for jujube to processors. It has large research significance …
Extraction, Identification And Anti-Fatigue Activity Of Iridoid Glycosides From Walnut Meal, Jin Meng, Xu Deping, Zhan Ji, Chen Chen
Extraction, Identification And Anti-Fatigue Activity Of Iridoid Glycosides From Walnut Meal, Jin Meng, Xu Deping, Zhan Ji, Chen Chen
Food and Machinery
The extraction and identification and anti-fatigue activity of iridoid glycosides in walnut meal were studied. The walnut was extracted by ethanol reflux, extracted with ethyl acetate and n-butanol. Different solvent extracts were used to determine the anti-fatigue effect by mouse running test and weight-bearing swimming test. The extract with clear anti-fatigue effect was further separated by MCI and ODS reverse-phase column chromatography, and the obtained monomer compound was identified by NMR. The results showed that the extract of n-butanol from the walnut meal extract had the most obvious effect on the anti-fatigue effect of the mice. The part of the …
Effects Of Modification By D-Galactosamine On Structural Properties And Antioxidant Activities Of Corn Glutelin, Wang Xiaojie, Qu Yue, Liu Xiaolan, Congwan Suo
Effects Of Modification By D-Galactosamine On Structural Properties And Antioxidant Activities Of Corn Glutelin, Wang Xiaojie, Qu Yue, Liu Xiaolan, Congwan Suo
Food and Machinery
The transglutaminase (TGase) and D-galactosamine were modified improve the solubility in water of corn glutelin. The effect of the glycosylation modification on structural properties and antioxidant activities of original corn glutelin were evaluated. The result of Fourier transform infrared spectroscopy indicated that D-galactosamine was covalently conjugated to corn glutelin under the catalysis of transglutaminase. The free amino groups and the denaturation temperature, as well as the enthalpy of thermal denaturation of the glycosylated corn glutelin, decreased by 158 mmol/kg protein and 9.03 ℃ and 68.74 J/g compared with the original corn glutelin, respectively. These indicated that the structure of corn …
Optimization Of Steam Explosion Pretreatment Of Peanut Shell And Its Effect On Physicochemical Properties Of Luteolin, Zhao Pengcheng, Yi Junpeng, Li Xin, Yang Yahuang, H Ejian
Optimization Of Steam Explosion Pretreatment Of Peanut Shell And Its Effect On Physicochemical Properties Of Luteolin, Zhao Pengcheng, Yi Junpeng, Li Xin, Yang Yahuang, H Ejian
Food and Machinery
Box-Behnken design and response surface methodology were employed to optimize the steam explosion process of peanut shell. The microstructure of peanut shell before and after blasting was observed by SEM. Luteolin was further purified by AB-8 macroporous adsorption resin and subsequently analyzed by FT-IR and HPLC, while quantified by UV-Vis spectrophotometry method. The results showed that the optimal steam explosion pressure was 1.25 MPa, and the optimal residence time was 46.0 s, with optimal water content of 16%. Under these conditions, the yield of luteolin was 0.926%, which was 1.9 times that of the untreated peanut shell. The SEM microphotographs …
Variation Of Nutrition, Flavor And Antioxidant Activity In Tea Beverage Of Tartary Buckwheat Sprout After Fermentation, Li Jun, Lu Yang, Zhao Gang, Xiang Dabing, Chen Zhongai, Liu Hui
Variation Of Nutrition, Flavor And Antioxidant Activity In Tea Beverage Of Tartary Buckwheat Sprout After Fermentation, Li Jun, Lu Yang, Zhao Gang, Xiang Dabing, Chen Zhongai, Liu Hui
Food and Machinery
To identify the changing pattern of nutrition, flavor components, and antioxidant activity, some critical indexes were estimated in tea beverage fermented from plant lactobacillus in tartary buckwheat sprout. These indexes included the content of rutin, quercetin, kaempferol-3-O-rutinoside, total flavonoids, and amino acids, as well as volatile compounds identification, including the radical scavenging rate of DPPH and ABTS in buckwheat sprout beverage. The results showed that the content of rutin remained unchanged, but quercetin and kaempferol-3-O-rutinoside decreased slightly, and the total flavonoids decreased slightly from (120.6±1.9) μg/mL to (114.6±1.7) μg/mL after fermentation. Tea beverage of tartary buckwheat sprout contains six kinds …
Preparation Of Fish Oil Micro-Capsules By Spray Freeze Drying, Che Xinzi, Duan Xu, Wan Gyueyue, Zhou Siqing, Pang Yuqi
Preparation Of Fish Oil Micro-Capsules By Spray Freeze Drying, Che Xinzi, Duan Xu, Wan Gyueyue, Zhou Siqing, Pang Yuqi
Food and Machinery
Spray freeze-drying (SFD) is a new method of microcapsule preparation, which combines spray drying (SD) and freeze-drying (FD) processes to obtain a high-quality powder. The encapsulation efficiency, moisture content, productivity, repose angle, solubility, total drying time and total drying energy consumption were taken as evaluation indexes, and the best parameters of vacuum pressure and air volume were determined by weighted comprehensive score method in the process of spray freeze-drying. The composition of the fatty acid composition of fish oil before and after embedded was compared and analyzed. The results showed that the quality of fish oil microcapsule prepared by vacuum …
Suitability Evaluation For Processing Chips From Different Lotus Root Cultivars, Yang Song, Wu Yuhan, Chen Min, Guo Jiagang
Suitability Evaluation For Processing Chips From Different Lotus Root Cultivars, Yang Song, Wu Yuhan, Chen Min, Guo Jiagang
Food and Machinery
Selected four lotus root cultivars mainly planted in Anhui province as research objects and tested a range of indexes for both lotus root cultivars and the chips, including 8 tested indexes, respectively. Then fuzzy mathematical comprehensive evaluation was used to compare the sensory quality of lotus root chips samples. The results show that there are significant differences in brittleness, hardness and crude fiber content among the four lotus root cultivars. Furthermore, significant differences are also found in terms of shrinkage rate, brittleness, hardness, total phenol retention, and yield of chips among the lotus root chips samples processed by the four …
Effect Of Konjac Glucomannan On The Hygroscopic Characteristics Of Cut Tobacco, Liang Miao, Zhang Guo, Liu Cuimei, Li Bin, Zhang Ke, Lv Bin
Effect Of Konjac Glucomannan On The Hygroscopic Characteristics Of Cut Tobacco, Liang Miao, Zhang Guo, Liu Cuimei, Li Bin, Zhang Ke, Lv Bin
Food and Machinery
The effect of konjac glucomannan (KGM) addition on the hygroscopic characteristics of cut tobacco was investigated by using isothermal adsorption/desorption ability testing device. The results showed that the introduction of KGM humectant enhanced the moisture holding capacity of cut tobacco and slowed down the water loss process. The drying rate constants (k) calculated using Henderson & Pabis model were reduced to varying degrees for cut tobacco from different parts of a tobacco plant. In addition, the isothermal sorption and desorption curves exhibited the form of adsorption curve type III. The addition of KGM can effectively increase hygroscopic hysteresis of cut …
Research On Optimization Of Short-Smoke Tobacco Structure Based On Grey Correlation Method, Wang Tianyi, Gao Zunhua, Fan Lei, Chu Han, Li Jinghao, Li Xiao, Yao Ermin
Research On Optimization Of Short-Smoke Tobacco Structure Based On Grey Correlation Method, Wang Tianyi, Gao Zunhua, Fan Lei, Chu Han, Li Jinghao, Li Xiao, Yao Ermin
Food and Machinery
Tobacco structure after shredding, baking, flavoring and storage was analyzed by the gray correlation method to determine the optimal shredding size, and then the tobacco structure was optimized by using a tobacco cutting device. The results showed that the short cigarette had the problems of low full strands rate and high long strands rate. It was found that the full strands rate was less than 80.00%, and the long strands rate was more than 40.00%; the middle strands rate ranged from 20.00% to 30.00%, and the broken strands rate was less than 2.00%. There was strong positive relation between the …
Progress And Strategy On The Reason Of Slow And Stuck Fermentation Of Icewine, Ma Xinjuan, Sun Yumei, Xie Shiyi
Progress And Strategy On The Reason Of Slow And Stuck Fermentation Of Icewine, Ma Xinjuan, Sun Yumei, Xie Shiyi
Food and Machinery
Icewine fermentation would face with many challenges of slow and stuck fermentation, which would cause some problems in the processing and its quality. The reasons causing slow and stuck fermentation and the relative changes of main icewine composition were reviewed. The main reasons for the slow and stuck fermentation of ice wine was found to be the unsuitable composition and the improper fermentation process, and the corresponding strategies for solving the problems were also proposed.
Reviews Of Effects Of Fat On The Flavor And System Stability Of Low-Fat Plant Protein Beverage, Meng Tingting, Zhou Xing, Lu Zhenyou, Wei Buji, Zou Hanfeng, Qin Liuxiang, Lu Li, Pan Bingyan
Reviews Of Effects Of Fat On The Flavor And System Stability Of Low-Fat Plant Protein Beverage, Meng Tingting, Zhou Xing, Lu Zhenyou, Wei Buji, Zou Hanfeng, Qin Liuxiang, Lu Li, Pan Bingyan
Food and Machinery
Plant protein beverage conforms to people's green natural and nutritional health requirements for drinks, and the low fat content of compound plant protein beverage has broad prospects for development. However，the decrease of fat content has a series of effects on the flavor and system stability of plant protein beverage. In this paper, researches on this field have been reviewed and the existing low-fat beverage products are compared, in order to provide new ideas for the research and development of low-fat plant protein beverage.
The Research Progress On Antimicrobial Activity, Mechanism And Application Of Plant Polyphenols, Fei Peng, Zhao Shengjuan, Chen Xi, Xiang Jinle, Yang Tongxiang, Xu Yunfeng, Zhou Lianxin, Guo Ling, Kang Huaibin
The Research Progress On Antimicrobial Activity, Mechanism And Application Of Plant Polyphenols, Fei Peng, Zhao Shengjuan, Chen Xi, Xiang Jinle, Yang Tongxiang, Xu Yunfeng, Zhou Lianxin, Guo Ling, Kang Huaibin
Food and Machinery
In this review, the antimicrobial effect of plant polyphenols on foodborne pathogenic microorganisms was firstly comprehensively summarized, and the antimicrobial mechanisms of plant polyphenols were elucidated from the aspects of cell morphology destruction, cell membrane potential, normal energy metabolism and inhibition of macromolecular synthesis. Moreover, the applications of plant polyphenols as potential preservatives in food fresh keeping and storage were generalized. Finally, the current problems about antimicrobial mechanisms and applications of plant polyphenols were analyzed.
Research Progress On The Application Of Nano-Cellulose In Food Industry, Cai Chenchen, Lu Dengjun, Ma Ruijia, Liu Tao, Fan Zhuoxi, Lv Mingda
Research Progress On The Application Of Nano-Cellulose In Food Industry, Cai Chenchen, Lu Dengjun, Ma Ruijia, Liu Tao, Fan Zhuoxi, Lv Mingda
Food and Machinery
Nanocellulose has unique structure, mechanical and optical properties, such as high surface area and high aspect ratio, rheological properties and non-cytotoxicity and genotoxicity. At present, nanocellulose materials have been studied in automobile, construction and textile industries, but they still have great potential in food industry. In this paper, the types of nanocellulose, including microfibrillated cellulose(MFC), nanocellulose crystal (NCC) and bacterial nanocellulose (BNC), as well as the properties of these three nanocellulose and their main preparation methods were briefly summarized. The application of nanocellulose in the field of food, including its use as food additive, functional food ingredients and food packaging …
Rapid Screening And Quantitative Analysis Of 73 Kinds Of Chemicals Illegally Added In The Healthy Foods By Orbitrap Mass Spectrometry, Han Zhi, Gong Lei, Wang Huixia, Zhu Xiaoling, Wu Wanqin, Liu Guojiao, Wang Bin
Rapid Screening And Quantitative Analysis Of 73 Kinds Of Chemicals Illegally Added In The Healthy Foods By Orbitrap Mass Spectrometry, Han Zhi, Gong Lei, Wang Huixia, Zhu Xiaoling, Wu Wanqin, Liu Guojiao, Wang Bin
Food and Machinery
A high-throughput qualitative screening and quantita-tive method of ultra-high performance liquid chromatography combined with orbitrap mass spectrometry（UPLC-Orbitrap-MS） was developed to determine 73 kinds of chemicals illegally added in the healthy foods. The samples were extracted with methanol using ultrasonic extraction. The separation was eluted by gradient on a Waters Acquity UPLC HSS T3 column (100 mm×2.1 mm, 1.8 μm), with a mobile phase consisting of water (0.1% formic acid) and acetonitrile in both positive and negative mode. The data were acquired via full-scan data-dependent MS/MS (full scan-ddMS2). The qualitative analyses of the compounds were performed through the database …
Edible Quality Changes And The Correlation Of Yak Rumen Smooth Muscle During Different Age Stages, Li Shengsheng, Li Ruizhe, Zhang Qianglong
Edible Quality Changes And The Correlation Of Yak Rumen Smooth Muscle During Different Age Stages, Li Shengsheng, Li Ruizhe, Zhang Qianglong
Food and Machinery
In order to investigate the edible quality change and correlation of yak rumen smooth muscle under different age. Water content, water holding capacity, cooking loss, shear force, and texture of yak rumen smooth muscle from 1~6 years-old yaks were measured. The results showed that with the increase of age, water content, water holding capacity, cohesiveness, springiness, and gumminess of yak rumen smooth muscle significantly decreased (P＜0.05); cooking loss, shear force, hardness, and chewiness of yak rumen smooth muscle also significantly increased (P＜0.05). Correlation analysis indicated that there were significantly correlation of yak age with water content, water holding capacity, cooking …
Numerical Simulation And Optimization Of Sterilization Process Of Canned Yellow Peach Based On Fluent, Sun Xueliang, Fu Zhiqiang, Zhang Lei, Cao Enguo, Guo Jinting, Yao Qianru
Numerical Simulation And Optimization Of Sterilization Process Of Canned Yellow Peach Based On Fluent, Sun Xueliang, Fu Zhiqiang, Zhang Lei, Cao Enguo, Guo Jinting, Yao Qianru
Food and Machinery
To explore the heating process in food canning sterilization operation, the influence of the size change of the existing canned packaging on improving sterilization efficiency, energy saving, and consumption reduction was investigated. The flow field and temperature field were simulated and analyzed by ANSYS Fluent software, and the reliability of the simulation was verified by experiments. On this basis, the bottle shape of canned yellow peach was improved to improve the sterilization efficiency. The results showed that the temperature rising trend of the test results was consistent with that of the simulation results, and the maximum error was 3.5 degrees. …
Growing South Dakota (Summer 2019), College Of Agriculture, Food And Environmental Sciences
Growing South Dakota (Summer 2019), College Of Agriculture, Food And Environmental Sciences
Growing South Dakota (Publication of the College of Agriculture, Food and Environmental Sciences)
[Page] 3 Celebration of Faculty Excellence
[Page] 6 Ag and Biosystems Engineering - Quarter Scale Tractor Team Named Reserve National Champs - Jackrabbit Wrestler Passionate About Sharing the Story of Pork - Mesonet Spray Tool Aids Precision Application Decisions
[Page] 10 Ag Business and Economics -POET Commodity Trading Fund
[Page] 12 Ag Education, Communication and Leadership - Leadership Opportunities Launch Recent Graduate to Career Readiness
[Page] 14 Agronomy, Horticulture & Plant Science - Local Foods Education Center Donates Over 5,000 Pumpkins - Seeding Success - Doug Malo Retires After 43 Years of Teaching - Howard Woodard's 29-Year Career Had a …
Research Progress Of Nutritional Intervention In The Treatment Of Diabetes Mellitus, Liu Dongbo, Zhou Jiali, Li Jian, Wu Ruiyu
Research Progress Of Nutritional Intervention In The Treatment Of Diabetes Mellitus, Liu Dongbo, Zhou Jiali, Li Jian, Wu Ruiyu
Food and Machinery
Under the guidance of professionals, medical nutrition therapy (MNT) is very important for diabetes management by changing nutritional status or intake to improve health or treat diseases. The basic objectives are to promote and support healthy eating patterns, to achieve personalized nutritional needs according to cultural background, knowledge structure, eating habits and self-control, and to emphasize the humanization of food choices. Scientific restrictions on food choices and practical tools for providing daily dietary planning for diabetic patients. This paper mainly reviews the related knowledge of MNT and its application in diabetes mellitus according to the consensus report published in 2019 …
Modification Condition Optimization Of Site Specific Pegylation At Β-Lactoglobulin Glutamine Residues And Its Effect On Antigenicity, Luo Shunjing, Gan Keming, Lu Xuli, Cheng Nana, Liu Chengmei
Modification Condition Optimization Of Site Specific Pegylation At Β-Lactoglobulin Glutamine Residues And Its Effect On Antigenicity, Luo Shunjing, Gan Keming, Lu Xuli, Cheng Nana, Liu Chengmei
Food and Machinery
Site specific polyethylene glycol modification (PEGylation) catalyzed by transglutaminase (TGase) was applied to modify β-lactoglobulin (β-LG) at glutamine residues and its effect on the antigenicity of β-LG was explored. The modification rate of the modified product was analyzed by SDS-PAGE combined with gel filtration chromatography. According to single factor experiment, the optimal modification conditions were obtained as follows: reaction pH was 7.0, reaction temperature was 25 ℃, molar ratio of β-LG to PEG was 1∶15, mass ratio of TGase to β-LG was 3∶1, the amount of ethanol added in buffer was 25% (v/v). Under the optimal modification conditions, the modification …
Establishment Of Diabetic Zebrafish Model And Evaluation Of Hypoglycemic Activity Of Antarctic Krill Enzymatic Hydrolysates, Ji Wei, Zhang Chaohua, Allanv Kalueff, Song Cai
Establishment Of Diabetic Zebrafish Model And Evaluation Of Hypoglycemic Activity Of Antarctic Krill Enzymatic Hydrolysates, Ji Wei, Zhang Chaohua, Allanv Kalueff, Song Cai
Food and Machinery
Diabetic zebrafish model was established quickly by combination of 20 g/L glucose solution immersing and 10% cholesterol feeding for 20 days. The model established was used to evaluate the in vivo hypoglycemic activity of 3 000～100 Da AKEH. The effects of it on physicochemical indexes such as DPP-IV activity, glucose, triglyceride, cholesterol and expression levels of relative gene such as Insa, Glucagon and Pck1 of diabetic zebrafish were investigated. The results showed that the physicochemical index and blood glucose related gene expression level of the 1.35 g/L and 2.7 g/L concentrations were not significant difference. 3 000～100 Da AKEH of …
The Effects Of Different Treatments On The Stability Of The Sesaminol-Triglucoside, Zhu Xiuling, Dai Qingyuan, Wang Feng, Tao Renyou, Cao Xinxin, Xu Zuowen, Zhang Zhixiang
The Effects Of Different Treatments On The Stability Of The Sesaminol-Triglucoside, Zhu Xiuling, Dai Qingyuan, Wang Feng, Tao Renyou, Cao Xinxin, Xu Zuowen, Zhang Zhixiang
Food and Machinery
The effects of light, heat, oxygen (air), acid, alkali, enzyme and high temperature and high pressure on the stability of the sesaminol-triglucoside were investigated in this study. The results showed that the light, heat, oxygen (air), alkali (sodium hydroxide), high temperature and high pressure, and α-glucosidase treatments had no significant effects on the stability of the sesaminol-triglycosides. However, the hydrochloric acid, β-glucosidase, α-galactosidase and β-galactosidase treatments resulted in significant decreases in the stability of sesaminol triglucoside. It was indicated that sesaminol-triglucoside was unstable under the treatment of specific acid or enzyme, and could be converted into other compounds.
Preparation And Characterization Of Clove Essential Oil-Loaded Chitosan Nanoparticles, He Peng, Zhang Huiyun, Kang Huaibin, Zhao Mengyue, Li Yinhui, Li Senjie, Zhang Haiyan, Cao Xiaofei
Preparation And Characterization Of Clove Essential Oil-Loaded Chitosan Nanoparticles, He Peng, Zhang Huiyun, Kang Huaibin, Zhao Mengyue, Li Yinhui, Li Senjie, Zhang Haiyan, Cao Xiaofei
Food and Machinery
In order to maintain the physico-chemical stability of clove essential oil (CEO) during food processing and storage, and to decrease the adverse effects of CEO on food sensory qualities, prepared chitosan-TPP nanoparticles loaded with CEO by ionic gelation. The preparation process and the physicochemical characteristics of CEO-loaded chitosan nanoparticles were investigated. The results showed that the optimized encapsulation process were as followed: the pH of chitosan solution of 4.5, the mass ratio of clove essential oil to chitosan 0.8∶1.0, mass ratio of chitosan to sodium tripolyphosphate 5∶1. The encapsulation efficiency of CEO in chitosan nanoparticles was 40.2%, and the average …
Study Of The Rheological And Gel Properties Of Seven Kinds Of Root-Derived Starch, Zou Jinhao, Li Yan, Yu Honglu, Guo Shiyin, Su Xiaojun, Li Wenjia, Li Qingming
Study Of The Rheological And Gel Properties Of Seven Kinds Of Root-Derived Starch, Zou Jinhao, Li Yan, Yu Honglu, Guo Shiyin, Su Xiaojun, Li Wenjia, Li Qingming
Food and Machinery
In order to widen the application of the root-derived starches in South China, the pasting, rheology and gel characteristics of different kinds of root-derived starche form yam and taro were investigated in this study. It turned out that the rheological and gel properties of starch were significantly different, while the differences among different varieties were relatively small. The pasting temperature of all kinds of starch ranged from 69.77 ℃ to 84.37 ℃，but the pasting temperature and peak time of yam and taro starch was higher than that of tapioca starch. The loss of tapioca starch was higher than those of …
Effect Of Cooking Time On The Content Of Fat And Fatty Acid Components In Lionhead (A Typical Local Dish In Yangzhou), Zhu Wenzheng, Xu Yan, Qian Xiangyu, Zhan Ghuimin, Y Uhai, Zhou Xiaoyan, Yang Zhangping
Effect Of Cooking Time On The Content Of Fat And Fatty Acid Components In Lionhead (A Typical Local Dish In Yangzhou), Zhu Wenzheng, Xu Yan, Qian Xiangyu, Zhan Ghuimin, Y Uhai, Zhou Xiaoyan, Yang Zhangping
Food and Machinery
This paper discusses the changes of fat and fatty acid in the traditional lion head during the process of processing, and hopes to provide some references for the research on the nutrition and flavor of lion head. Experiments were carried out to determine the crude fat content, the thiobarbituric acid (TBARS) value and the fatty acid content of the raw materials, gel, molding, stewing and other stages of the process of lion head processing. Research indicates: During the stewing process, the content of fat decreased significantly (P<0.05); From the overall trend of change, the value of TBARS increased gradually and changed significantly during the stewing (P<0.05); Palmitic acid (C16:0), stearic acid (C18:0), oleic acid (C18:1) and …
The Screening And Identification Of Thermostable Decomposition Bacteria In Kitchen Waste And The Relative Application, Wan Wenjuan, Zhang Yunbin, Nie Zhiyan, Mao Yanjia, Xu Jing, Yu Ying
The Screening And Identification Of Thermostable Decomposition Bacteria In Kitchen Waste And The Relative Application, Wan Wenjuan, Zhang Yunbin, Nie Zhiyan, Mao Yanjia, Xu Jing, Yu Ying
Food and Machinery
The efficient degrading and high-temperature resistance bacteria in kitchen waste were isolated according to the characteristics of domestic kitchen waste. The microorganisms in the kitchen waste were cultured for 48 hours under the conditions of a temperature of 55 ℃ and a relative humidity of 50% RH using a nutrient agar medium (LA), and then they were screened and separated according to the colony morphology. 20 strains of bacteria were obtained, and their decomposition effects of starch, protein, oil and cellulose were determined. X13, which has the best decomposition effect, was selected and identified to be Bacillus licheniformis by morphology, …
Effects Of Different Dietary Patterns On Intestinal Microbial Metabolism Of Human, Yao Lehui
Effects Of Different Dietary Patterns On Intestinal Microbial Metabolism Of Human, Yao Lehui
Food and Machinery
120 volunteers were randomly divided into three groups: high fat diet group, high sugar diet group and high fiber diet group. The changes of intestinal microflora were analyzed, DNA was extracted, PCR amplification and product purification were carried out, and biological indexes were tested. The effects of high-fat diet on intestinal microbial metabolism were studied. It was found that high-fat diet could increase body mass and promote intestinal harmful microbial metabolism. The diversity of intestinal microorganisms in the experimental group was higher than that in the control group. To study the effect of high-sugar diet on intestinal microbial metabolism, it …