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Articles 961 - 990 of 5215

Full-Text Articles in Food Biotechnology

Effect Of High Intensity Ultrasound On Structural And Functional Properties Of Chickpea Protein Isolate, Wang Yun-Tao, Wang Ying-Juan, Wang Jin-Feng, Bai Yan-Hong, Zhao Dian-Bo Feb 2023

Effect Of High Intensity Ultrasound On Structural And Functional Properties Of Chickpea Protein Isolate, Wang Yun-Tao, Wang Ying-Juan, Wang Jin-Feng, Bai Yan-Hong, Zhao Dian-Bo

Food and Machinery

In order to improve the functional properties of chickpea protein isolate (CPI), CPI was treated with high intensity ultrasound (HIU) under 450 W for different time(5, 10, 20 min). The emulsifying property of protein was improved obviously by ultrasonic treatment, the solubility of CPI was significantly increased from 7.5 mg/mL to 9.2 mg/mL, and the foaming capacity of CPI was increased to a maximum value of 163.33%. Moreover, the water holding capacity and breaking force of the heat induced CPI gel significantly increased from 58.40% to 75.75%, and 75.7 g to 254.3 g. HIU increased the α-helix content and decreased …

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Effect Of Ultrasonic Pretreatment On Water Migration Of Apricot Slices During Microwave Freeze-Drying, Jin Li-Wei, Ren Guang-Yue, Duan Xu, Zhang Ying-Min, Qu Zhan-Ping, Li Xin-Lin Feb 2023

Effect Of Ultrasonic Pretreatment On Water Migration Of Apricot Slices During Microwave Freeze-Drying, Jin Li-Wei, Ren Guang-Yue, Duan Xu, Zhang Ying-Min, Qu Zhan-Ping, Li Xin-Lin

Food and Machinery

To explore the drying characteristics and moisture migration and diffusion characteristics of apricot slices in the microwave freeze-drying process of ultrasonic pretreatment, microwave vacuum-freeze drying technology was selected, and the transverse relaxation time T2 inversion spectra of apricot slices during MFD drying under different ultrasonic pretreatment conditions were measured by low field nuclear magnetic resonance. The results showed that ultrasonic pretreatment had a great influence on the drying rate of apricot slices in the early stage of MFD. Scanning electron microscopy showed that the best ultrasonic treatment condition for internal structure was 350 W, 35 ℃, 15 min, and it …

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Study On Hot-Air Drying Characteristics And Kinetics Model Of Astragalus Slice, Zhang Ji, Peng Gui-Lan, Zhang Xue-Feng, Zhang Hong-Tu, Zhang Xin, Yang Ling Feb 2023

Study On Hot-Air Drying Characteristics And Kinetics Model Of Astragalus Slice, Zhang Ji, Peng Gui-Lan, Zhang Xue-Feng, Zhang Hong-Tu, Zhang Xin, Yang Ling

Food and Machinery

This study aims to investigate the hot air drying characteristics of Astragalus slices, and the kinetics of the drying process. The hot air drying experiment was conducted with hot air temperature, air velocity and slice thickness as experimental factors. The hot air temperatures are 40, 50 and 60 ℃ with the air velocities of 0.4, 0.8 and 1.2 m/s, and slice thicknesses are 3, 6 and 9 mm, respectively. The effects of them on the hot air drying curves, effective moisture diffusivity coefficient, rehydration performance and color difference of Astragalus slices were investigated respectively. The Weibull distribution was used to …

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Comparative Analysis Of Nutrient Quality And Polyphenol Composition And Antioxidant Activity Of Different Colored Quinoa, Zhao Meng-Meng, Yang Xi-Juan, Dang Bin, Zhang Jie, Zhang Wen-Gang Feb 2023

Comparative Analysis Of Nutrient Quality And Polyphenol Composition And Antioxidant Activity Of Different Colored Quinoa, Zhao Meng-Meng, Yang Xi-Juan, Dang Bin, Zhang Jie, Zhang Wen-Gang

Food and Machinery

Differences of nutrient content, polyphenol profile and antioxidant activity of quinoa were explored from different grains quinoa of Qingbaili 1 (white grain), Gongza 4 (red grain) and Qingli 2 (black grain). Results showed that there were significant differences in nutritional quality among the three kinds of quinoa (P＜0.05), among them, crude protein content of white quinoa, fat and starch content of red quinoa, and crude fiber, ash and total amino acid content of black quinoa was the highest, respectively. Main type of quinoa pholyphenols was free form and their contents were significantly different (P＜0.05), with the contents of free phenol …

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Analysis Of Nutrients And Bioactive Compounds In Fruits Of Psidium Guajava L. Cv. Pearl, Peng Yan, Zhang Min, Cui Xiao-Li, Zhang Shi-Feng, Tang Ting Feb 2023

Analysis Of Nutrients And Bioactive Compounds In Fruits Of Psidium Guajava L. Cv. Pearl, Peng Yan, Zhang Min, Cui Xiao-Li, Zhang Shi-Feng, Tang Ting

Food and Machinery

The nutrients and bioactive compounds in fruits of Psidium guajava L. cv. Pearl, collected from Hechun town in Zhanjiang, were measured and determined in order to lay the foundation for the further development and utilization of this species. Results showed that the contents of moisture, crude fats, crude fiber, total carbohydrates, fructose, glucose, sucrose and citric acid in fresh fruits of P. guajava L. cv. Pearl were (88.98±0.04) g/100 g, (0.11±0.01) g/100 g, (2.27±0.01) g/100 g, (5.78±0.02) g/100 g, (22.00±0.20) mg/g, (22.05±0.25) mg/g, (12.45±0.15) mg/g, and (1.68±0.02), respectively. The content of crude protein was (0.78±0.01) g/100 g, and 16 kinds …

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Effect Of Short-Term Intake Of High Edible Oil On Viscera Coefficient And Gastrointestinal Motility In Mice, Zheng Tao, He Yun-Shan Feb 2023

Effect Of Short-Term Intake Of High Edible Oil On Viscera Coefficient And Gastrointestinal Motility In Mice, Zheng Tao, He Yun-Shan

Food and Machinery

To study the effect of short-term intake of high edible oil on the viscera coefficient and gastrointestinal motility in mice and providing the basis for rational dietary oil, 10 SPF KM mice were randomly divided into the control group and the edible oil group. The mice in the edible oil group were given edible oil twice a day, 0.3 mL each time, according to 20 mL/(kg·d) and mace in the control group were given equal amounts of distilled water for 13 days. The viscera coefficient and gastrointestinal motility of mice were compared. It was found that the dietary amount of …

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A Fast Detection Pu-Erh Tea Storage Based On The Voltammetric Electronic Tongue And One-Dimension Cnn-Elm, Yang Zheng-Wei, Zhang Xin, Li Qing-Sheng, Miao Nan, Wang Zhi-Qiang, Li Cai-Hong, Yuan Wen-Hao, Ma Yun-Xia, Zhou Zhi Feb 2023

A Fast Detection Pu-Erh Tea Storage Based On The Voltammetric Electronic Tongue And One-Dimension Cnn-Elm, Yang Zheng-Wei, Zhang Xin, Li Qing-Sheng, Miao Nan, Wang Zhi-Qiang, Li Cai-Hong, Yuan Wen-Hao, Ma Yun-Xia, Zhou Zhi

Food and Machinery

Pu-erh tea storage year detection has the problems of cumbersome operation and complicated evaluation process. On this basis, a voltammetric electronic tongue (VE-Tongue) came out for fast detection of different storage years of Pu-erh tea. Conventional pattern recognition method of VE-Tongue was mainly based on manual feature design combined with shallow machine learning algorithms. In this study, a deep learning algorithm was introduced into pattern recognition method of VE-Tongue. A hybrid pattern recognition method based on combination of one-dimension convolutional neural network (1-D CNN) and extreme machine learning (ELM) was proposed. The 1-D CNN-ELM model combined with VE-Tongue was utilized …

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Application Of Electronic Tongue Technology For Fuzzy Sensory Evaluation Of Edible Salts, Su Zhi-Min, Huang Xiao-Ping, Liu Fei, Wu Zhen Feb 2023

Application Of Electronic Tongue Technology For Fuzzy Sensory Evaluation Of Edible Salts, Su Zhi-Min, Huang Xiao-Ping, Liu Fei, Wu Zhen

Food and Machinery

In order to establish a method for evaluating the taste quality of edible salts, by taking 5 different raw materials edible salts as research object, a combination of electronic tongue technique with fuzzy sensory evaluation, and the method of principle component analysis (PCA) were deeply analyzed. The results showed: by analyzing the testing results of electronic tongue of edible salts, using PCA, the weight factor of fresh, saline, astringency, bitterness, and richness of the edible salt's sensory index were 0.32, 0.23,0.22, 0.18, 0.05, and, respectively. Based on the sensory evaluation data of sensory evaluator and corresponding fuzzy matrices were analyzed …

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Study Of Tetracycline Detection In Milk By Pre-Incubation Mediated Signal Enhanced Colloidal Gold Method, Chen Ju-Yi, Wu Yu-Han, Yao Li, Xu Zhou, Wu Qian, Chen Wei Feb 2023

Study Of Tetracycline Detection In Milk By Pre-Incubation Mediated Signal Enhanced Colloidal Gold Method, Chen Ju-Yi, Wu Yu-Han, Yao Li, Xu Zhou, Wu Qian, Chen Wei

Food and Machinery

Based on the traditional colloidal strip, the pre-incubation reaction model was adopted, which was performed in the homogeneous aqueous solution between the colloid gold labeled antibody and analyte. This pre-incubation reaction was used to improve the efficiency of the immunoreaction. The pre-incubation solution was added to the colloidal gold strip for detection. Taking advantage of the pre-incubation model, the pre-incubated products were added to the colloidal gold strip for detection and the sensitivity for tetracycline was improved by 5 folds, as low as 1 μg/L. Changing the reaction model of the traditional colloidal gold strip from the direction adding sample …

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The Simultaneous Determination Of Red 2g, Methyl Yellow And Diethyl Yellow In Food, Liang Feng, Xu Wen-Yang, Zhao Hong-Qing, Wang Kai, Liu Yamg-Lun Feb 2023

The Simultaneous Determination Of Red 2g, Methyl Yellow And Diethyl Yellow In Food, Liang Feng, Xu Wen-Yang, Zhao Hong-Qing, Wang Kai, Liu Yamg-Lun

Food and Machinery

A method for the simultaneous determination of red 2G, dimethyl yellow and diethyl yellow in meat products, soybean products and flavoring was established by HPLC and LC-MS. The samples were extracted by acetonitrile aqueous solution, with solid phase column, and determined by HPLC with diode array detector or UV detector, and then quantified by external standard method. The detection limit of red 2G was 0.5 mg/kg, and those of dimethyl yellow and diethyl yellow were 0.1 mg/kg, with the recovery rate ranging from 80.7% to 91.8% and the relative standard deviation of 3.8%~7.8%.

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Uncertainty Evaluation For Determination Of Plumbum In Scallion By Top-Down Control Chart Method, Yan Shun-Hua, Cheng Xi, Yan Hao, Xia Yi-La, Ai- Ni, Li Hai-Fang Feb 2023

Uncertainty Evaluation For Determination Of Plumbum In Scallion By Top-Down Control Chart Method, Yan Shun-Hua, Cheng Xi, Yan Hao, Xia Yi-La, Ai- Ni, Li Hai-Fang

Food and Machinery

According to GB 5009.12—2017, the content of Plumbum was determined under intermediate precision condition of measurement,and the accumulated data was statistically analyzed based on the top-down control chart method. The superposition chart of the value x and EWMA and the chart MR showed that the results conformed to the assumption of normality and independence. The uncertainty of Plumbum in scallion was 0.20 mg/kg.

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A Review On The Connotation And Realization Of Modernization Of Food Safetycontrol Ability From The Perspective Of Social Co-Governance, Qin Li, Song Meng-Zhe Feb 2023

A Review On The Connotation And Realization Of Modernization Of Food Safetycontrol Ability From The Perspective Of Social Co-Governance, Qin Li, Song Meng-Zhe

Food and Machinery

Social co-governance is an important prerequisite for the modernization of food safety governance capabilities. On the basis of sorting out the relevant literature at home and abroad, a review is made on the connotation and role of modernization of food safety governance capabilities and social co-governance. The analysis shows that the realization of the modernization of food safety governance capabilities depends on the cooperation of governments, enterprises and society to form a pattern of social co-governance. Although most domestic literatures have focused on food safety governance and social co-governance of food safety, the research on the analysis of modernization of …

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The Regulation System Of Food Safety In Britain After“Mad Cow Disease” And Its Inspiration——On The International Competitiveness Of British Food, Qin Bao-Qun Feb 2023

The Regulation System Of Food Safety In Britain After“Mad Cow Disease” And Its Inspiration——On The International Competitiveness Of British Food, Qin Bao-Qun

Food and Machinery

In practice, the British food processing industry was hit hard after the “Mad Cow Disease” incident, and the British government finally took active measures to promote the transformation of food safety and security system to consumer life and health, and established a strict food safety legal system, established strict food safety legislation and all-round food safety education system. Therefore, observing the food safety supervision system in China by the British food safety supervision system, we can find that there are still problems such as the interference of “localism”, the malady of long management, the proof rule of “who claims who …

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Design Of Rock Tea Manipulation System Based On Fuzzy Control, Liu Jiang-Ping, Jin Xin-Yi Feb 2023

Design Of Rock Tea Manipulation System Based On Fuzzy Control, Liu Jiang-Ping, Jin Xin-Yi

Food and Machinery

In order to realize the intelligent control of rock tea processing, reduce the labor intensity and the influence of human factors in the process of manipulate fresh leaves, a control scheme of manipulate fresh leaves based on fuzzy control is proposed. The influence of the environmental factors of temperature and humidity on the quality of rock tea were analyzed, and a fuzzy controller was designed, with the deviation of temperature and humidity as the input parameter and the change value of the process parameter as the output parameter in the expert database. The idea of manual control was simulated, with …

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Study On Microwave Vacuum Freeze Drying Technology And Rehydration Characteristics Of Sauerkraut, He Jian, Yi Jun-Peng, Li Xin, Duan Xu, Ren Guang-Yue, Wu Tian-Tian Feb 2023

Study On Microwave Vacuum Freeze Drying Technology And Rehydration Characteristics Of Sauerkraut, He Jian, Yi Jun-Peng, Li Xin, Duan Xu, Ren Guang-Yue, Wu Tian-Tian

Food and Machinery

Using microwave vacuum freeze-drying technology to dehydrate fresh sauerkraut, study the influence of microwave power, vacuum degree and layer thickness on the drying characteristics and rehydration ratio of sauerkraut, determine the best drying conditions, and the low-field nuclear magnetic resonance technology (LF-NMR) was used to study the moisture state of dried pickled cabbage products during rehydration. The results showed that the drying rate of sauerkraut increased with higher microwave power, lower vacuum degree, and smaller thickness of the material layer, and the drying time was shortened. the optimal drying process conditions were found to include microwave power of 320 W, …

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Research On Apple Online Classification Based On Machine Vision, Li Qi, Hu Jia-Kun Feb 2023

Research On Apple Online Classification Based On Machine Vision, Li Qi, Hu Jia-Kun

Food and Machinery

Using CCD camera to dynamically collect real-time images of two sides of the apple, a flood filling + adaptive Ostu threshold segmentation algorithm is proposed to extract the outline of the apple. The minimum outer circle method is used to process the upper surface image of the apple to obtain the fruit diameter of the apple. Rectangular method is used to extract the apple's fruit shape features by processing the apple's side surface image; the image is converted from RGB to HSV space to extract the apple's coloring degree, fruit rust, and scar features, and the classification of the SVM …

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Design Of Fast Cherry Defect Detection And Recognition System Based On Fpga, Pei Yue-Kun, Gu Yu, Lian Ming-Yue Feb 2023

Design Of Fast Cherry Defect Detection And Recognition System Based On Fpga, Pei Yue-Kun, Gu Yu, Lian Ming-Yue

Food and Machinery

To make the cherry defect detection and identification system meet the real-time requirements, it was proposed to use the convolutional neural network model as the basis and used the SDSoC development platform to complete the design of FPGA for rapid detection and identification of cherry defects. By optimizing data transmission, multiplexing the general matrix multiplication function (GEMM) in the network model and parallelizing the design of the convolution operation, PL-side hardware acceleration was realized. Using the SDSoC platform, a high-level language mapping convolutional neural network model was used on the PS-side, which saved a lot of development time while achieving …

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Rapid And Non-Contact Evaluation Of Lipid Oxidation In Fresh Chilled Pork By Near-Infrared Hyperspectral Imaging, He Hong-Ju, Wang Wei, Li Bo, Wang Yu-Ling, Zhu Ya-Dong, Jiang Sheng-Qi, Ma Han-Jun, Chen Fu-Sheng Feb 2023

Rapid And Non-Contact Evaluation Of Lipid Oxidation In Fresh Chilled Pork By Near-Infrared Hyperspectral Imaging, He Hong-Ju, Wang Wei, Li Bo, Wang Yu-Ling, Zhu Ya-Dong, Jiang Sheng-Qi, Ma Han-Jun, Chen Fu-Sheng

Food and Machinery

The lipid oxidation of fresh chilled pork was evaluated rapidly and contactlessly by near-infrared hyperspectral imaging during different storage periods. The Gaussian filter smoothing (GFS), moving average smoothing (MAS), Savitzky-Golay convolution smoothing (SGCS), median filtering smoothing (MFS), multiplicative scatter correction (MSC), standard normal variable (SNV) correction and baseline correction (BC) were used to preprocess the reflectance spectra of the pork samples at 900~1 700 nm. After the seven kinds of pretreatments mentioned above, Partial least squares regression (PLSR) model was established to explore the quantitative relationship between spectral data and the 2-thiobarbituric acid (TBA) value. As a result, the GFS-PLSR …

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Optimization Of Aqueous Enzymatic Extraction Process Assisted By High-Temperature Alkaline Liquor Cooking And Steam Explosion For Peony Seed Oil And Its Quality Analysis, Wang Xin, Meng Yu-Qian, Xu Bao-Cheng, Luo Deng-Lin, Fu Yuan-Zhe, Li Meng-Jie, Wei Yu-Hua, Jiao Yu-Man Feb 2023

Optimization Of Aqueous Enzymatic Extraction Process Assisted By High-Temperature Alkaline Liquor Cooking And Steam Explosion For Peony Seed Oil And Its Quality Analysis, Wang Xin, Meng Yu-Qian, Xu Bao-Cheng, Luo Deng-Lin, Fu Yuan-Zhe, Li Meng-Jie, Wei Yu-Hua, Jiao Yu-Man

Food and Machinery

To obtain a higher yield and high quality of peony seed oil, unshelled peony seeds were pretreated with high-temperature alkaline liquor cooking and steam explosion, and the parameters were also optimized. The results were as follows. Firstly, peony seeds were subjected to cook at 105 ℃ for 40 min in an alkaline liquor with the concentration of sodium bicarbonate being 0.05 mol/L, and the material-liquid ratio (g/mL) was 1∶5. Then the precooked peony seeds were further processed by steam explosion with a pressure of 0.3 MPa, holding for 30 s. After pretreating, the enzymolysis efficiency of peony seed powder by …

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Study On The Hypolipidemic Function Of Noni Wine, Li Xiao-Juan Feb 2023

Study On The Hypolipidemic Function Of Noni Wine, Li Xiao-Juan

Food and Machinery

Established a mouse model of hyperlipidemia. The male mice were divided into blank control group, low fat group and high fat group, and the low dose, medium dose, high dose of Noni wine. Serum concentrations of total cholesterol (TC), triglyceride (TG), low-density lipoprotein cholesterol (LDL-C), high-density lipoprotein cholesterol (HDL-C), respiratory exchange ratio (RER), were measured after 90 days of feeding. The results showed that medium dose and high dose can effectively reduce the body weight or body weight gain of the obese mice, and the testis fat rate, renal fat rate or body fat rate decreased. The serum TC content, …

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Extraction Process Optimization Of Saponin From The Leaves Of Camellia Nitidissima Chi And Its Inhibition Of Lipase Activity, Chen Jia-Hui, Wu Xue-Hui Feb 2023

Extraction Process Optimization Of Saponin From The Leaves Of Camellia Nitidissima Chi And Its Inhibition Of Lipase Activity, Chen Jia-Hui, Wu Xue-Hui

Food and Machinery

By using single factor experiment and response surface methods, the effects of ethanol volume fraction, solid-liquid ratio, extraction temperature and time on extracting saponin from the leaves of Camellia nitidissima Chi were discussed, and the inhibitory effect of the extracts on pancreatic lipase was also studied. The optimal extraction conditons for saponin from C. nitidissima Chi were determined as follows: 59% ethanol, 1∶39 (g/mL) as solid-liquid ratio, extracting at 60 ℃ for 124 min. The yield of saponin was 4.82% under the optimized conditions, closing to the predicted result. The research results indicated that the saponin extracted with the mass …

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Development And Quality Evaluation Of Compound Rice Noodles Based On Traditional Recipe For Strengthening Spleen Diet, Zhang Jin-Yao, Tan Wen-Gen, Fan Yu-Bing, Zheng Tao, Zeng Yi-Qiong, Zheng Hui, Yang Yong Feb 2023

Development And Quality Evaluation Of Compound Rice Noodles Based On Traditional Recipe For Strengthening Spleen Diet, Zhang Jin-Yao, Tan Wen-Gen, Fan Yu-Bing, Zheng Tao, Zeng Yi-Qiong, Zheng Hui, Yang Yong

Food and Machinery

In order to improve the nutrition and health quality of traditional rice noodles, a special compound rice noodles was developed, using traditional rice noodles technology based on traditional recipe for strengthening spleen diet "Yang chun bai xue cake". In this study, the influence of the amount of single accessories for the recipe (poria cocos, yam, lotus seed, euryales semen) on the quality of rice noodles was used to determine the composition ratio of compound accessories. The amount of compound accessories, xanthan gum and water in the compound rice noodle formula was optimized, and the texture characteristics, product aging degree and …

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Optimizing Conditions Of Producing Bacteriocin By Lactobacillus Plantarum M1-Ntg300, An Yu, Wang Ying, Yi Hua-Xi, Zhang Dong-Jie Feb 2023

Optimizing Conditions Of Producing Bacteriocin By Lactobacillus Plantarum M1-Ntg300, An Yu, Wang Ying, Yi Hua-Xi, Zhang Dong-Jie

Food and Machinery

Taking the potency of phytolactin as a characteristic index, the culture conditions for bacteriocin production by Lactobacillus plantarum M1-NTG300 were optimized. Through response surface analysis combined with actual values, the optimal components of the culture medium were determined to include 3.5% glucose concentration, 3.5% peptone, 0.35% Tween 80, and 0.20% magnesium chloride. Under the control of these culture conditions, The titer of bacteriocin, produced by L. plantarum M1-NTG300 was 1 269.4 IU/mL, which was increased by 19.8%.

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Effect Of Salt Amount On The Quality Of Chimonobambusa Quadrangularis Shoots Dried By Salt Boiling, Lv Chao-Yan, Gao Zhi-Xi, Liu De-Fen, Jiang Qi, Wang Mi, Ma Yun-Fei, Cai Chun Feb 2023

Effect Of Salt Amount On The Quality Of Chimonobambusa Quadrangularis Shoots Dried By Salt Boiling, Lv Chao-Yan, Gao Zhi-Xi, Liu De-Fen, Jiang Qi, Wang Mi, Ma Yun-Fei, Cai Chun

Food and Machinery

Different amounts of salt (10%, 15%, 20%, 25%, and 30%) were set to cook Chimonobambusa quadrangularis shoots. The effects of salt amount on total sugar, reducing sugar, soluble protein, free amino acid, NaCl, nitrite, as well as moisture content, rehydration ratio, color, sensory score, were studied. The results showed that the water content decreases with the increase of boiling time, showing the salt amount dependent. The rehydration rate increased with the rehydration time, and when it basically stops increasing, the rehydration ratio was 10%＞15%＞20%＞30%＞25% in descending order. The total sugar, reducing sugar, soluble protein, and free amino acid content all …

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Optimization Of Aluminum-Free Process For Sweet Potato Powder Producing, Shi Bin, Li Yong-Fu, Long Ming-Xiu, He Yang-Bo, Tian Zhu-Xi, Liang Qian Feb 2023

Optimization Of Aluminum-Free Process For Sweet Potato Powder Producing, Shi Bin, Li Yong-Fu, Long Ming-Xiu, He Yang-Bo, Tian Zhu-Xi, Liang Qian

Food and Machinery

The sweet potato starch was modified by isoamylase, and the natural polysaccharide was used instead of alum as additive to study the process of making sweet potato powder without alum. Moreover, several key factors including water quantity, heating temperature, polysaccharide addition amount and aging time were optimized. The effects of different conditions on the properties of sweet potato starch were examined by using gelatinization characteristic value, gel properties, cooking properties, shear force, breaking rate and tensile force of sweet potato starch as indexes. The results showed that isoamylase could increase amylose content and enhance starch gel properties, and guar gum …

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Effects Expansion Process On Tobacco Quality, Chong Li-Min, Lu Yuan, Jiang Guang Feb 2023

Effects Expansion Process On Tobacco Quality, Chong Li-Min, Lu Yuan, Jiang Guang

Food and Machinery

To analyze the chemical composition and aroma composition of tobacco before and after expansion in order to develop a carbon dioxide expansion process for producing high-quality tobacco. The influence of different carbon expansion technology conditions on the physical processing quality and sensory quality of expanded tobacco was determined and the trend of change was determined by the single factor test method. After different temperature of carbon dioxide expansion, HT treatment and drying, the variation trend of tobacco aroma composition and sensory quality were basically the same, but the variation trend of tobacco aroma composition and sensory quality decreased more obviously …

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Recent Advances In Microbial Pectinase, Yang Tong-Xiang, Wu Kong-Yang, Bai Yun-Fei, Chen Jun-Liang, Wan Su-Yan, Yang Ru-Meng Feb 2023

Recent Advances In Microbial Pectinase, Yang Tong-Xiang, Wu Kong-Yang, Bai Yun-Fei, Chen Jun-Liang, Wan Su-Yan, Yang Ru-Meng

Food and Machinery

This review covered the advances in the screening of microbial pectinase, breeding technology, some factors affecting pectinase production, enzymatic properties, immobilization, and the development prospects of microbial pectinase were outlined.

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Analytical Methods Of Glucosinolate And Its Application In Relative Research In Brassica Oleracea, E Heng-Chao, Zhao Xiao-Yan, Zhang Yan-Mei, Zhou Chang-Yan Feb 2023

Analytical Methods Of Glucosinolate And Its Application In Relative Research In Brassica Oleracea, E Heng-Chao, Zhao Xiao-Yan, Zhang Yan-Mei, Zhou Chang-Yan

Food and Machinery

This study reviews the research advancements of analytical methods with glucosinolates and its application in Brassica oleracea, with a view to providing reference for breeding, nutrition evaluation, and development in B. oleracea.

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Application Of Image Recognition Technology In Food Packaging Defect Monitoring, Zhang Hong-Yan, Wang Yong-Zhi, Liu Qing-Hong Feb 2023

Application Of Image Recognition Technology In Food Packaging Defect Monitoring, Zhang Hong-Yan, Wang Yong-Zhi, Liu Qing-Hong

Food and Machinery

The applications of image technology in defect monitoring of three packaging forms of foam plastic packaging, aluminum-plastic blister packaging and rectangular paper packaging were described, and The application trend in food packaging defect monitoring is pre-judgment, which helps the development of China's food packaging industry.

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Progress In Preparation And Application Of Double Emulsion, Wen-Hua Xu, Jia Zhang, Zi-Han Wang, Zhuo Jiang, Sheng-Quan Huan, Xian Wu Feb 2023

Progress In Preparation And Application Of Double Emulsion, Wen-Hua Xu, Jia Zhang, Zi-Han Wang, Zhuo Jiang, Sheng-Quan Huan, Xian Wu

Food and Machinery

In this study, the latest research results of droplet microfluidics, membrane emulsification, and coaxial electrospray preparation of double emulsion are introduced, and their advantages and disadvantages are compared and analyzed. The limitation of microfluidic prepared double emulsion industrialization and its related research was pointed out. The latest research results of double emulsion in the fields of food, cosmetics, and biomedicine were reviewed, and the advantages and prospects of double emulsion applications prospected.

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