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Articles 511 - 540 of 4777
Full-Text Articles in Agriculture
Study On Properties Of Polyvinyl Alcohol/Nanocellulose/Pomegranate Peel Polyphenol Composite Antibacterial Films, Li Hui, Tian Jia-Yao, Pang Shan-Shan, Gong Guo-Li
Study On Properties Of Polyvinyl Alcohol/Nanocellulose/Pomegranate Peel Polyphenol Composite Antibacterial Films, Li Hui, Tian Jia-Yao, Pang Shan-Shan, Gong Guo-Li
Food and Machinery
Objective: This study aimed to develop a kind of green antibacterial and antioxidant food packaging film. Methods: Polyvinyl alcohol/nanocellulose crystal/pomegranate peel polyphenol composite antibacterial films were prepared by blending method with pomegranate peel polyphenol as functional active substance, and their properties were characterized. Results: The continuity of the film surface was affected by the addition of pomegranate peel polyphenols. When the addition of polyphenols in pomegranate peel was 5 times the minimum bacteriostatic concentration, the water permeability of the film increased by 28.79%, and the tensile strength, elongation at break, hydrophobicity and light transmittance decreased by 44.97%, 29.37%, 36.36% and …
Performance Analysis Of Buffer And Vibration Isolation Lining For Red Wine Transport Packaging, Wang Cheng-Wei, Gu Wen-Juan, Liu Mei-Hong, Li Shu-Hao
Performance Analysis Of Buffer And Vibration Isolation Lining For Red Wine Transport Packaging, Wang Cheng-Wei, Gu Wen-Juan, Liu Mei-Hong, Li Shu-Hao
Food and Machinery
Objective: In this study, the finite element simulation was integrated into random vibration experiment to provide a new way of thinking about transportation packaging. Methods: The red wine inner packaging spacer, made of three different cushioning materials, was used as the research object, and the vibration response was studied through random vibration experiment. Then the finite element simulation was used to analyze the correlation between the experiment and the simulation results. Results: The results of random vibration test were highly consistent with the results of finite element simulation, and the finite element simulation was less material- and time-consuming, compared with …
Numerical Simulation And Experimental Study Of Pitaya During Heat Pump Drying, Han Lu-Cong, Jin Ting-Xiang, Zhang Zhen-Ya
Numerical Simulation And Experimental Study Of Pitaya During Heat Pump Drying, Han Lu-Cong, Jin Ting-Xiang, Zhang Zhen-Ya
Food and Machinery
Objective: To improve the quality of dried pitaya products. Methods: Based on the porous medium theory and Fick's law, a mathematical model of the coupling of heat and mass transfer of pitaya fruit with multiple physical fields of solid mechanics was established, and the variation of temperature and moisture content of pitaya fruit during the heat pump drying process was studied. Results: The calculation accuracy of the model considering volume shrinkage was higher. The maximum relative error between the calculated value and the test value was 9.2% after reaching the drying standard. The temperature distribution of pitaya slices decreased gradually …
Effects Of Different Microwave Drying Conditions On Drying Characteristics And Quality Of Preserved Apricots, Zhao Hong-Xia, Wang Ying-Qiang, Ma Yu-He, Liu Ye-Rong, Wen Jian-Hua, Zhang Bian-Fei
Effects Of Different Microwave Drying Conditions On Drying Characteristics And Quality Of Preserved Apricots, Zhao Hong-Xia, Wang Ying-Qiang, Ma Yu-He, Liu Ye-Rong, Wen Jian-Hua, Zhang Bian-Fei
Food and Machinery
Objective: This study aimed to improve the drying efficiency and product quality of preserved apricot. Methods: The preserved apricots were dried using the rotary microwave oven (RMD) and the microwave coupled with convection dryer (MCD). The effect of microwave power, microwave emission mode, cutting and material movement on drying characteristics, the scorching rate, color and sensory quality were investigated and compared with traditional hot air drying (HD). Results: Compared with 1 040 min (16 pieces) and 840 min (48 pieces) of HD, the drying time was significantly shortened by microwave drying, ranging from 40 to 400 min. The drying time …
Difference Of Odd-Carbon Fatty Acid Composition In Three Dendrobium Species, Feng Shi-Qi, Lu An-Jing, Yang Miao, Feng Di-Na, He Yu-Qi, Xue Song
Difference Of Odd-Carbon Fatty Acid Composition In Three Dendrobium Species, Feng Shi-Qi, Lu An-Jing, Yang Miao, Feng Di-Na, He Yu-Qi, Xue Song
Food and Machinery
Objective： The fatty acid composition and content of three kinds of Dendrobium were studied in order to provide reference for the development of dendrobium efficacy. Methods： The fatty acids compositions of Dendrobium nobile, Dendrobium officinale and Dendrobium chrysotoxum from different regions were systematically quantified by gas chromatography-mass spectrometry （GC-MS）, and a series of Odd-carbon fatty acids （OCFA） containing 15～23 carbons were found in all dendrobiums. Results： The results showed that the OCFA accounted for more than 8% of the total fatty acids. The relative abundances of OCFA from high to low were C15:0, C17:0, C23:0 …
Effects Of Processing On Volatile Components In Different Parts Of The Flowers From Camellia Liberofilamenta, Liu Zhong-Ying, Fang Shi-Mao, Li Qin, Long Hai-Yan, Deng Lun-Xiu
Effects Of Processing On Volatile Components In Different Parts Of The Flowers From Camellia Liberofilamenta, Liu Zhong-Ying, Fang Shi-Mao, Li Qin, Long Hai-Yan, Deng Lun-Xiu
Food and Machinery
Objective: The effect of processing on the volatile fractions of different parts of the flowers of Camellia liberofilamenta was investigated. Methods: Different parts of the whole flowers, petals and stamens of C. liberofilamenta were processed by spreading, microwave killing and drying to make dry samples, separately, and then the effect of processing on volatile components extracted from different parts of the flowers. Results: A total of 73 kinds of volatile substances were identified, which were mainly alcohols, aldehydes, ketones, esters, acids, terpenes and others, and alcohols and aldehydes were the main volatile compounds. In terms of the type and quantity …
Effects Of Sprouting And Hydrothermal Treatment On Active Components And Functional Properties Of Tartary Buckwheat, Luo Jia-Qian, Zhou Li-Ling, Li Gao-Yang, Yuan Hong-Yan, Xie Qiu-Tao
Effects Of Sprouting And Hydrothermal Treatment On Active Components And Functional Properties Of Tartary Buckwheat, Luo Jia-Qian, Zhou Li-Ling, Li Gao-Yang, Yuan Hong-Yan, Xie Qiu-Tao
Food and Machinery
Objective: To improve the content of effective components, in vitro antioxidant capacity and α-amylase inhibition rate of tartary buckwheat. Methods: Using Tartary buckwheat as raw material, the effects were studied, including the sprouting and sprouting combined with hydrothermal treatment on the effective components （total flavonoids, total phenols, rutin and quercetin）, the antioxidant activity and hypoglycemia in tartary buckwheat. And the quality of the samples was comprehensively evaluated by principal component analysis. Results: The contents of flavonoids and rutin in germinated group reached the maximum at 6 days after germination, which were 26.54 mg/g and 13.88 mg/g, 1.22 and 2.95 times …
Analysis Of Main Volatile Aroma Components Of Chicory, Zhang Feng-Mei, Pu Ruan, Wu Li-Jun, Jiang Wei, Tang Shi-Yun
Analysis Of Main Volatile Aroma Components Of Chicory, Zhang Feng-Mei, Pu Ruan, Wu Li-Jun, Jiang Wei, Tang Shi-Yun
Food and Machinery
Objective: To study the main volatile aroma components in chicory extracts. Methods: The volatile components in chicory extracts were analyzed by headspace-solid phase microextraction-gas chromatography-mass spectrometry （HS-SPME-GC/MS）, the content of volatile components was analyzed by semi quantitative method, and the main volatile aroma components were analyzed by volatile component content/sensory threshold value （odor activity value, OAV）. Results: A total of 78 volatile components were detected in the sample. The sequence of volatile components with relative content＞1% was propylene glycol＞5-hydroxymethylfurfural＞acetic acid＞1,2-propanediol dicarboxylate＞formic acid＞1,2-propanediol 2-acetate; The aroma activity values of 24 aroma components were analyzed. The main volatile aroma components with OAV …
Protective Effect Of Lyophyllum Ulmarium Fibrolytic Enzyme On Liver Injury Induced In Hyperlipidemia Rats, Li Yu, Su Xin, Zhang Jun-Hui, Zhang Rui-Meng, Shen Ming-Hua
Protective Effect Of Lyophyllum Ulmarium Fibrolytic Enzyme On Liver Injury Induced In Hyperlipidemia Rats, Li Yu, Su Xin, Zhang Jun-Hui, Zhang Rui-Meng, Shen Ming-Hua
Food and Machinery
Objective: To investigate the protective effect and mechanism of Lyophyllum ulmarium fibrinolytic enzyme （LUFE） on rats with hyperlipidemia. Methods: Hyperlipidemia models were established by feeding with a high-fat diet, and the model rats were gavaged with different doses of LUFE. HE stain was used to analyze the morphological changes of liver.The biochemical indexes of rat plasma were detected by colorimetric method.WB analyses the expression level of related proteins. Results: LUFE could alleviate the liver tissue injury of hyperlipidemia rats and reduce the plasma lipid level and IL-6, TNF-α，MCP-1，ALT，AST. LUFE can down regulate TLR4，MyD88，phosphorylated PI3K，phosphorylated Akt and phosphorylated NF-кB protein level. …
Optimization Of Response Surface Methodology And Evaluation Of Antioxidant Avtivity Of Double-Enzyme Hydrolyzed Pigeon Brisket, Shen Chang-Hua, Yang Juan, Zhang Yuan-Hong, Zeng Xiao-Fang
Optimization Of Response Surface Methodology And Evaluation Of Antioxidant Avtivity Of Double-Enzyme Hydrolyzed Pigeon Brisket, Shen Chang-Hua, Yang Juan, Zhang Yuan-Hong, Zeng Xiao-Fang
Food and Machinery
Objective: The enzymatic hydrolysis conditions of pigeon meat were optimized, according to the hydrolytic degree and the antioxidant activity of the hydrolysates. Methods: Using hydrolysis degree and ABTS free radical scavenging rate as evaluation indexes, the effects of enzyme type, enzyme addition amount, pH value, enzymatic hydrolysis temperature, enzymatic hydrolysis time, solid to liquid ratio and enzyme ratio on the antioxidant activity of pigeon brisket hydrolysate were investigated, and the total amino acid content of the hydrolysate prepared under optimal conditions was determined. Results: Neutral protease and alkaline protease were the best compound enzymes. The enzyme ratio was 3∶1, and …
Preparation Of Enzymatic Hydrolysate From Crayfish Shells And Its Application In The Processing Of Crayfish Whole Balls, Yang Qi-Fu, Xu Wen-Si, Wei Na-Qiang, Xu Yan, Yang Pin-Hong
Preparation Of Enzymatic Hydrolysate From Crayfish Shells And Its Application In The Processing Of Crayfish Whole Balls, Yang Qi-Fu, Xu Wen-Si, Wei Na-Qiang, Xu Yan, Yang Pin-Hong
Food and Machinery
Objective: For enhancing the flavor characteristics and nutritional value of crayfish balls, and enriching the diversity of crayfish processed products. Methods: Determined the process of preparing the enzymatic hydrolysate from crayfish shell using compound enzymatic by single-factor and orthogonal array design. The nutritional quality of crayfish whole balls containing enzyme hydrolysate lyophilized powder and crayfish meat was analyzed. Results: The optimum condition for the preparation of crayfish shells enzymatic hydrolysate solution showed that 1 g crayfish shells powder with 0.5 mL of lactic acid was pretreated at 60 ℃ for 40 min. The dosage of compound enzymatic （papain and flavor …
Study On The Application Of Wet Ultrafine Crushing Ginkgo Powder In Noodles, Zhu Dan-Dan
Study On The Application Of Wet Ultrafine Crushing Ginkgo Powder In Noodles, Zhu Dan-Dan
Food and Machinery
Objective: The effects of ginkgo powder on the physicochemical indexes of wheat flour, as well as the nutrition, sensory, texture, cooking quality and bacteriostasis of noodles were studied. Methods: The physicochemical, nutritional and microbial indexes of flour and noodles were determined by instrumental analysis and chemical analysis respectively. And the sensory indexes of noodles were evaluated by sensory method. Results: The results showed that adding 0～18% ginkgo powder to wheat flour could reduce dough stability time, falling number wet and gluten content. It could increase the water absorption, whiteness of wheat flour, the taste and hardness of noodles. The contents …
Research Progress On The Influence Of Protein On Physicochemical Properties, Microstructures And Digestive Properties Of Starch And Its Application, Zhao Hai-Bo, Sun Chun-Rui, Qiu Hong-Wei, Cui Bo, Cheng Yun-Hui, Chen Ling
Research Progress On The Influence Of Protein On Physicochemical Properties, Microstructures And Digestive Properties Of Starch And Its Application, Zhao Hai-Bo, Sun Chun-Rui, Qiu Hong-Wei, Cui Bo, Cheng Yun-Hui, Chen Ling
Food and Machinery
Starch and protein are two important components in food system. The interactions between starch and protein have important influence on the structure, physicochemical properties of starch and the texture and digestibility of starch-based food. In recent years, the effect of exogenous protein on starch-protein interaction in mixed system and its application have become a hot research topic in the field of food. This article reviews the interaction mode between starch and protein, the effect of protein on physicochemical properties （gelatinization properties, retrogradation properties, rheological properties, thermal properties and texture properties） and microstructure of starch-protein mixed system, summarizes the regulation effect …
Egg White Protein Gel Modification And Its Application In Meat Processing, Zhang Gen-Sheng, Li Qi, Huang Xin-Yu, Han Bing, Zhao Hong-Lei, Fei Ying-Min
Egg White Protein Gel Modification And Its Application In Meat Processing, Zhang Gen-Sheng, Li Qi, Huang Xin-Yu, Han Bing, Zhao Hong-Lei, Fei Ying-Min
Food and Machinery
Egg white protein has gelatinous, foaming, and emulsifying properties. In production and processing, the gelatinous properties and gelatinous stability of egg white protein are usually improved by modifying treatment. This paper reviewed the modification methods of egg white protein and the research status of the application of modified egg white protein in meat processing and prospected the innovation and application of modified egg white protein.
Application Of Immunoassay In The Detection Of Amantadine Residues, Wang Lin, Wang Yao, Hu Xiao-Fei, Wang Cheng-Bin, Wu Jia-Bei
Application Of Immunoassay In The Detection Of Amantadine Residues, Wang Lin, Wang Yao, Hu Xiao-Fei, Wang Cheng-Bin, Wu Jia-Bei
Food and Machinery
This review summarized and analyzed the immunoassay techniques, such as enzyme-linked immunosorbent assay, immunochromatographic assay, and chemiluminescence immunoassay, which have been applied in the detection of amantadine residue, and provides an outlook on their development.
Research Progress Of Electronic Nose On Identification Of Food Adulteration, Zhang Gui-Yun, Xie Jian-Hua, Yang Wei-Qiang
Research Progress Of Electronic Nose On Identification Of Food Adulteration, Zhang Gui-Yun, Xie Jian-Hua, Yang Wei-Qiang
Food and Machinery
This paper introduces the working principle of electronic nose via two key elements including gas sensor array and signal processing. The applications of electronic nose in adulteration identification and quality analysis of edible oil, dairy products, beverage, meat, spices, and other foods are reviewed. The operations and analytical principle of electronic nose for food adulteration are clarified, and the successful applications of electronic nose as well as the shortcomings are discussed.
Research Progress Of Hs-Spme-Gc-Ms In The Detection Of Volatile Substances In Fruit Products, Pang Ji-Wei, Yin Fei-Long, Liu Yun-Fen, Qu De-Zhi, Liang Yuan-Li, Xie Dong-Di, Liao Ling-Yan, Shuai Liang
Research Progress Of Hs-Spme-Gc-Ms In The Detection Of Volatile Substances In Fruit Products, Pang Ji-Wei, Yin Fei-Long, Liu Yun-Fen, Qu De-Zhi, Liang Yuan-Li, Xie Dong-Di, Liao Ling-Yan, Shuai Liang
Food and Machinery
From the perspective of the application of headspace solid-phase microextraction-mass spectrometry coupled with gas chromatography-mass spectrometry （HS-SPME-GC-MS） technology in the detection of volatile substances in fruit products, this paper discusses its important position and significance in fruit flavor detection. This paper briefly outlines the principles and characteristics of headspace solid-phase microextraction-mass spectrometry coupled with gas chromatography-mass spectrometry, and highlights the progress of its research on volatile substances in different kinds of fruit raw materials, stored and preserved fruits as well as fruit processed products such as fruit juice, fruit wine, and fruit tea, and also provides an outlook on the …
Research Progress Of Concentrated Fruit Juice And Its Fermented Wine, Yin Zi-Ying, Guan Jun-Feng, Liu Jin-Long
Research Progress Of Concentrated Fruit Juice And Its Fermented Wine, Yin Zi-Ying, Guan Jun-Feng, Liu Jin-Long
Food and Machinery
This paper expounded the characteristics of concentrated fruit juice, and the advantages, disadvantages and optimization of common concentrated technologies, summarized the research status of fermented fruit wine with concentrated fruit juice as raw material, and looked forward to the research direction of fermented fruit wine with concentrated fruit juice as raw material.
Research Progress On The Effect Of Lactic Acid Bacteria On The Flavor Of Fermented Vegetables, Hou Xiao-Yi, Wang Jian-Hui, Deng Na, Li Hui, Zhang Bo, Cai Yong-Jian
Research Progress On The Effect Of Lactic Acid Bacteria On The Flavor Of Fermented Vegetables, Hou Xiao-Yi, Wang Jian-Hui, Deng Na, Li Hui, Zhang Bo, Cai Yong-Jian
Food and Machinery
In the process of vegetable fermentation, the variety and quantity of microorganisms are complex and changeable. Lactic acid bacteria (LAB), as the main power in the process of vegetable fermentation, participate in the regulation of various metabolic pathways and affect the formation of flavor. In this review, the changes of major flavor metabolites during vegetable fermentation and their internal relationship with the community structure and abundance of LAB were summarized, then the potential mechanism of LAB fermentation to produce flavor substances was discussed. Moreover, the application of LAB in vegetable fermentation was prospected.
A New Method For Reducing Salmonella In Poultry Meat, Regis Yizerwe
A New Method For Reducing Salmonella In Poultry Meat, Regis Yizerwe
Honors Theses
An important approach to decreasing the transmission of Salmonella into the food chain is to treat raw chicken after processing. This can be, and has been done, by using antibiotics and chemical disinfectants. Using antibiotics is not a viable option due to the issue of antimicrobial resistance. Although some chemical disinfectants have been used effectively, they are restricted due to the amounts that can be used safely, the acceptance of their use and resistance to implementation in various parts of the world. This study has revealed that using a naturally occurring saponin–Quillaja Saponaria– in small concentrations under certain conditions of …
Design And Experiment Of Multi-Station Automatic Powder Loading System Based On Fuzzy Control, Mou Xiang-Wei, Nan Xiang-Gang, Yu Xin-Ye, Chen Lin-Tao
Design And Experiment Of Multi-Station Automatic Powder Loading System Based On Fuzzy Control, Mou Xiang-Wei, Nan Xiang-Gang, Yu Xin-Ye, Chen Lin-Tao
Food and Machinery
Objective: In view of the technical problems such as low efficiency and difficult automatic control of the automatic powder production line for factory rice noodle production. Methods: This research proposed a multi-station automatic powder loading system based on fuzzy control, selecting the deviation E1 between the detected value of the powder height and the preset value, the deviation change rate EC1 and the deviation between the current position of the powder loading car and the position to be loaded. The absolute value E2 was used as the input variable, and the motor speed U1 and the …
Research Progress Of Subcritical Extraction Technology In The Field Of Nutrient Component Extraction From Aquatic Products, Wang Wen-Jie, Chen Xiu-Biao, Chen Yun-Yun, Zhou Xu-Xia, Ding Yu-Ting
Research Progress Of Subcritical Extraction Technology In The Field Of Nutrient Component Extraction From Aquatic Products, Wang Wen-Jie, Chen Xiu-Biao, Chen Yun-Yun, Zhou Xu-Xia, Ding Yu-Ting
Food and Machinery
The fundamental extraction principle, production process, and instrument of the subcritical fluid (including water) technology in terms of the aquatic products materials were introduced in this review, and the academic progress of SFE technology in extracting and separating nutritional components from the aquatic products within the recent 10 years were summarized, in terms of proteins/peptides, lipids and polysaccharides from aquatic products. The advantages of different processing factors for the extraction of specific components were summarized, and the future development direction of SFE equipment and technology in the deep processing of aquatic products was prospected.
Study On Preparation Technology And Amino Acid Composition Of Ultrasonic-Assisted Seaweed Iodine, Liu Wen-Qian, Yue Yuan-Yuan, Li Jia-Xing, Ouyang Hua-Feng, Wang Ru, Wang Yi-Ping
Study On Preparation Technology And Amino Acid Composition Of Ultrasonic-Assisted Seaweed Iodine, Liu Wen-Qian, Yue Yuan-Yuan, Li Jia-Xing, Ouyang Hua-Feng, Wang Ru, Wang Yi-Ping
Food and Machinery
Objective: This study aimed to improve the preparation efficiency seaweed iodine and reduce the cost. Methods: The ultrasonic assisted technology was applied in kelp extraction section. The ultrasonic-assisted extraction technology of seaweed iodine was optimized by single factor and response surface test design. The amino acid composition in the final product was analyzed by high performance liquid chromatography (HPLC). Results: The optimal extraction conditions were as follows: ultrasonic power 125 W, ultrasonic time 130 min and ultrasonic temperature 57 ℃. Under the control of these conditions, the extraction yield was 39.85%, which was 1.6 times higher than that without ultrasonic-assisted …
Study On The Processing For Mackerel-Yam Fish-Chips, Lu Xue-Ning, Chen Huai-Yu, Guo Feng-Xian, Zheng Zong-Ping
Study On The Processing For Mackerel-Yam Fish-Chips, Lu Xue-Ning, Chen Huai-Yu, Guo Feng-Xian, Zheng Zong-Ping
Food and Machinery
Objective: This study aimed to solve the problem of the low utilization rate of mackerel and the single taste of fish chips. Methods: The specific volume, crispness, hardness, color, fat and acrylamide content of mackerel-yam fish chips made by frozen mackerel, starch and yam powder were determined to study the effects of different aging time, frying time, frying temperature and amount of yam powder on the quality of fish-chips. Results: With the extension of the aging time, the specific volume of the fish-chips gradually increased, when the aging time was 48 h, the specific volume reached 4.14 mL/g, and the …
Effect Of Mixed Bacterial Fermentation On The Quality Of Salt-Free Sauerkraut, Su Jing-Hong, Wu Bin
Effect Of Mixed Bacterial Fermentation On The Quality Of Salt-Free Sauerkraut, Su Jing-Hong, Wu Bin
Food and Machinery
Objective: To use lactic acid bacteria to ferment salt-free sauerkraut. Methods: By considering the fermentation characteristics and bacterial inhibition capacity of the strains, lactic acid bacteria with high acid production capacity and bacterial inhibition capacity were selected to make a mixed ferment. Then, the fermentation process was optimized using single-factor tests and response surface tests. Results: Lactobacillus plantarum and Lactobacillus acidophilus were selected as the fermenting strains with high growth activity, acid production capacity and bacterial inhibition capacity, and fermented at 30 ℃. The colour and odour of the sauerkraut prepared under this process condition was good and the organoleptic …
Correlation Analysis Of Sensory Evaluation And Texture Characteristics Of Purple Rice Fenyuan, Chen Wei-Xuan, Zhuang Wan-Xian, Wu Qian-Qian, He Heng-Tao, Hu Hai-Yin, Sun Ruo-Xin, Song Xian-Liang
Correlation Analysis Of Sensory Evaluation And Texture Characteristics Of Purple Rice Fenyuan, Chen Wei-Xuan, Zhuang Wan-Xian, Wu Qian-Qian, He Heng-Tao, Hu Hai-Yin, Sun Ruo-Xin, Song Xian-Liang
Food and Machinery
Objective: This study aimed to develop a new type of purple rice Fenyuan and evaluate its quality. Methods: The effects of the mass ratio of purple rice flour and cassava starch on the water absorption, cooking characteristics, texture characteristics and sensory quality of the Fenyuan were explored. The correlation between texture characteristics and sensory evaluation of purple rice Fenyuan was studied by Pearson correlation analysis. Results: When the mass ratio of purple rice flour to cassava starch was 1∶8, the water absorption rate of purple rice Fenyuan was 154.71%, and the cooking loss was 16.45%. Under the control of normal …
The Reflection And Reconstruction Of The Penalty Exemption List System In The Field Of Food Safety, Lin Ke-Liang, Mo Chen-Yu, Yang Hai
The Reflection And Reconstruction Of The Penalty Exemption List System In The Field Of Food Safety, Lin Ke-Liang, Mo Chen-Yu, Yang Hai
Food and Machinery
Current food safety penalty list positioning fuzzy, content reiterated a lot of the current legislation, to avoid the defects of food safety substance problems. The reason is that the administrative law enforcement excessive list penalty for food safety risk, thus adopted a negative avoidance attitude. It is not only conducive to optimize the business environment, but also will cause adverse effects on food safety in a long-term view. In essence, the formulation of the exemption list is still administrative activities rather than legislative activities. The reconstruction of the food safety exemption list system should replace the current legislation in terms …
Finite Element Analysis Of Box Grid Magnetic Iron-Separator And Its Application In Milk Powder Production, Cheng Jian-Bo, Chen Bao-Ku, Li Hui, Guo Lin, Wang Yan, Sun Li-Rui
Finite Element Analysis Of Box Grid Magnetic Iron-Separator And Its Application In Milk Powder Production, Cheng Jian-Bo, Chen Bao-Ku, Li Hui, Guo Lin, Wang Yan, Sun Li-Rui
Food and Machinery
Objective: The optimal design scheme of box grid magnetic iron-separator in milk powder production process was explored. Methods: In this study, the working principle of the box grid magnetic iron-separator was explored by using the finite element simulation analysis method under real production conditions in a fully simulated milk powder plant. Through the single factor test, the effects of material drop height, the type of metal foreign matter, the field strength, and the net distance of the magnetic bar on the effective interception rate of the box grid magnetic iron-separator were explored, and the design solution was optimized by using …
Defect Detection Method Of Red Globe Grapes Bunches Based On Near Infrared Camera Imaging, Gao Sheng
Defect Detection Method Of Red Globe Grapes Bunches Based On Near Infrared Camera Imaging, Gao Sheng
Food and Machinery
Objective: The study aimed to explore a fast and accurate method to detect brown spot and damage decay in grape bunches. Methods: Colour images （RGB） and near-infrared images （NIR） of red globe grapes bunches were captured by a near-infrared industrial camera. The edges of the samples and the edges of the defective parts were first extracted by applying the Sobel algorithm to the NIR images （NIR）, and then the images were binarized by the adaptive thresholding algorithm to achieve the segmentation of the images. Then the sample edges and fruit stalks were removed by the normalized supergreen method and the …
Effect Of Aqueous Extract With Areca Catechu Pedicle On Mycelial Quality And Antioxidant Activity Of Three Edible Fungi, Bao Yi-Hong, Lai Zhang-Fei, Ma Yin-Peng, Jia Yu-Tong, Pan Fei-Bing, Kuang Feng-Jiao
Effect Of Aqueous Extract With Areca Catechu Pedicle On Mycelial Quality And Antioxidant Activity Of Three Edible Fungi, Bao Yi-Hong, Lai Zhang-Fei, Ma Yin-Peng, Jia Yu-Tong, Pan Fei-Bing, Kuang Feng-Jiao
Food and Machinery
Objective: In order to reuse the Areca catechu by-product—A. catechu pedicle, and improve the quality of mycelium of edible fungi, the effect of the pedicle aqueous extract on the liquid fermentation of edible fungi was investigated. Methods: Pleurotus ostreatus, Pleurotus citrinopileatus Singer, and Flammulina velutiper were selected as the test strains, and the effects of the addition of A. catechu pedicle aqueous extract on the quality of mycelium and the activity of enzymes related to the growth and metabolism of the three strains were investigated, by using mycelial growth rate, biomass, mycelial active ingredients and antioxidant activity as indicators. Results: …