Research On The Identification Of Mildew Maize Kernels Using Spectral Variables And Color Features Of Hyperspectral Images,
2022
Huai'an Vocational Education and Teaching Research Office, Huai'an, Jiangsu 223001 , China
Research On The Identification Of Mildew Maize Kernels Using Spectral Variables And Color Features Of Hyperspectral Images, Li Wei, Zhao Xue-Qing, Liu Qiang
Food and Machinery
Objective: To identify mildew maize kernels accurately. Methods: A novel method to identify mildew maize kernels using spectral variables and color characteristics of hyperspectral images. Firstly, image segmentation, spectral variables and color features extraction were carried out on maize kernel images. Then, color features of maize kernel images were utilized to generate color histograms. Additionally, spectral variables and color histogram features were combined into a feature set. Finally, the distance functions were used to analyze the features in this feature set to identify mildew maize kernels. Results: For the proposed method, the maximum average identification deviation and …
Survey Results And Analysis Of Food Education Of Urban Middle School Students In Cities,
2022
Middle School Affiliated to the National University of Defense Technology of the Chinese People's LiberationArmy, Changsha, Hunan 410003 , China ；Changsha Changjun High School, Changsha, Hunan 410002 , China
Survey Results And Analysis Of Food Education Of Urban Middle School Students In Cities, Wang Qiu-Yun
Food and Machinery
In order to understand the awareness of urban adolescents on healthy diet, nutrition knowledge, traditional food culture, and food safety, a food education survey was carried out in the Middle School Affiliated to the National University of Defense Technology of the Chinese People's Liberation Army. Based on 1 088 middle and high school students, the questionnaire was designed from four dimensions: food nutrition cognition, correct eating habit cultivation and safety knowledge, traditional diet and etiquette inheritance, food education knowledge cognition and attitude. The results show that urban Middle school students have a high degree of awareness of food nutrition knowledge, …
Research On The Innovation Mechanism Of Online Food Safety Supervision From The Perspective Of Holistic Governance,
2022
Nanchong Vocational and Technical College, Nanchong, Sichuan 637000 , China
Research On The Innovation Mechanism Of Online Food Safety Supervision From The Perspective Of Holistic Governance, Li Xi
Food and Machinery
Holistic governance theory is a new type of public management strategy, which helps to provide citizens with a seamless and non-separated holistic service governance scheme, and provides new ideas for food safety supervision. Based on the theory of holistic governance, this article proposes three levels of online food safety supervision, from the perspective of the integrity of supervision implementation to reconstruct the execution network, the integrity of the supervision body to reconfigure of the participating network, the integrity of the supervision accountability to reshape of the power and responsibility system.
Research Progress On Active Ingredients And Pharmacological Functions Of Lotus Leaf,
2022
National Research Center of Engineering Technology for Utilization of Functional Ingredientsfrom Botanicals, Hunan Agricultural University, Changsha, Hunan 410128 , China
Research Progress On Active Ingredients And Pharmacological Functions Of Lotus Leaf, Li Yi-Long, Shang Bo-Hao, Wang Jian-Hui, Liu Zhong-Hua, Zhu Ming-Zhi
Food and Machinery
The main active ingredients in lotus leaves were introduced in this review, including flavonoids, alkaloids, volatile oils, terpenoids, polysaccharides, and organic acids. The pharmacological functions of lotus leaves, such as lipid-lowering and anti-obesity activities, anti-oxidant, anti-bacterial, and blood-lowering activities, protective effects of the cardiovascular system, nervous system, and liver, and anti-tumor activity were also summarized. The relative research and application were prospected in order to provide references for the comprehensive utilization of lotus leaf resources.
Research Progress Of Food 3d Printing Technology At Home And Abroad Based On Bibliometrics,
2022
Editorial Department of Journal of Food Science and Biotechnology, Jiangnan University, Wuxi, Jiangsu 214122 , China
Research Progress Of Food 3d Printing Technology At Home And Abroad Based On Bibliometrics, Li Chun-Li, Tang Tian-Tian, Zhang Min
Food and Machinery
This paper analyzes the related research papers on food printing published on the Web of Science core collection and CNKI database by using bibliometrics, and finds that the number of articles published and the citation frequency of 3D printed articles on food in China and abroad are increasing year by year. China, Australia and the United States are the countries with the highest number of articles published and cited, but from the point of view of the single citation frequency of articles, the quality of articles in China still needs to be improved. The team led by Zhang M, Bhandari …
The Influence Of Physical Termination Fermentation Process On Flavor Substances Of Low-Alcohol Jujube Wine,
2022
Pomology Institute, Shanxi Agricultural University, Taiyuan, Shanxi 030031 , China
The Influence Of Physical Termination Fermentation Process On Flavor Substances Of Low-Alcohol Jujube Wine, Yin Rong, Zhang Qian-Ru, Wang Jun-Yu, Liang Zhi-Hong
Food and Machinery
Objective: To provide theoretical basis for the industrialization production of low-alcohol jujube wine. Methods: Three methods including Pasteurization, high-frequency ultrasound and ultra-filtration were used to terminate the fermentation. Flavor substances of low-alcohol jujube wine were determined by ion chromatography and headspace solid phase microextraction-gas chromatography-mass spectrometry techniques, and sensory evaluation was also conducted. Results: There are five main organic acids in low-alcohol jujube wine: malic acid, citric acid, succinic acid, lactic acid and acetic acid. A total of 50 aroma components were detected, of which esters were the main aroma substances, and the contents of ethyl caprylate …
Evaluation Of The Effect Of Kiwifruit Cultivars On The Quality Of Kiwifruit Chips,
2022
Institute for Farm Products Processing and Nuclear-Agricultural Technology, Hubei Academyof Agricultural Science, Wuhan, Hubei 430064 , China
Evaluation Of The Effect Of Kiwifruit Cultivars On The Quality Of Kiwifruit Chips, An Chuan-Hui, Huang Wen-Jun, Zhong Cai-Hong, He Jian-Jun, Chen Xue-Ling, Zhang Qi
Food and Machinery
Objective: The aim of this study was to analysis the effect of cultivars on the adaptability of kiwifruit processing to chips while six cultivars of kiwifruit were used as the raw material. Methods: Kiwifruit chips were prepared by the method of vacuum freeze-dried. Sensory evaluation and nine indexes such as the yield of kiwifruit chips, water-soluble pectin, acid-soluble pectin, soluble sugar, total acid content, sugar-acid ratio. ascorbic acid content, hardness and crispness of kiwifruit chips were analyzed. Results: There were significantly differences among yield, nutrient content and sensory indicators in kiwifruit chips while the kiwifruit chips were …
Variation Of Ethyl Carbamate Content In The Brewing Process Of Strong-Flavour Liquor In Hunan Province,
2022
Hunan Product Evaluation Center, Changsha, Hunan 410000 , China
Variation Of Ethyl Carbamate Content In The Brewing Process Of Strong-Flavour Liquor In Hunan Province, Huang Xiong-Wei, Li Wen-Xiang, Zeng Xian-Feng, Li Qing, Zhang Jian-Hui
Food and Machinery
Objective: This study aimed to improve the safety of the strong-flavour liquor in Hunan Province. Methods: The content of ethyl carbamate in raw grains, pit mud, distiller's grains, fermented grains and base liquor was detected by gas chromatography-mass spectrometry. Results: In each technological stage, the average concentration of ethyl carbamate in base liquor was the highest, and the significant test of EC content of head liquor and tail liquor P ＜0.05, there was a significant difference between the two, and the head liquor was higher than the tail liquor. The significance test P values of EC content …
Salting-Out Assisted Liquid-Liquid Extraction Coupled With Hplc-Ms/Ms For Determination Of 13 Kinds Of Bisphenols And Alkyl Phenol Compounds In Liquid Dairy Products,
2022
Zhejiang Institute of Product Quality and Safety Science, Hangzhou, Zhejiang 310018 , China
Salting-Out Assisted Liquid-Liquid Extraction Coupled With Hplc-Ms/Ms For Determination Of 13 Kinds Of Bisphenols And Alkyl Phenol Compounds In Liquid Dairy Products, Jiang Kan, Zhang Hui, Cao Hui, Wang Jin, Zhou Xue-Jun, Li Xiao-Yan
Food and Machinery
Objective: An analytical method was established for determination of 13 kinds of bisphenols and alkylphenol compounds in liquid dairy products by salting-out-assisted liquid-liquid extraction coupled with HPLC-MS/MS. Methods: The salting-out-assisted liquid-liquid extraction pre-treatment method was adopted, and the detection was performed in the mode of negative ion source multiple reaction monitoring (MRM) by triple quadrupole mass spectrometry, and quantitative analysis was performed by matrix external standard method. Besides, the effect of extraction solvent type, selection and the usage of salting-out agents on the recoveries were studied and the performance of the method was evaluated. Results: The liquid …
Rapid Screening Of 57 Illegally Added Drugs For Uric Acid Lowering Medicinal And Edible Food By Modified Quechers Technology,
2022
Guangdong Testing Institute of Product Quality Supervision, Foshan, Guangdong 528300 , China
Rapid Screening Of 57 Illegally Added Drugs For Uric Acid Lowering Medicinal And Edible Food By Modified Quechers Technology, Qi Yan, Xu Qing-Peng, Li Cong, Deng Xing-Fei, Li Jin-Qing
Food and Machinery
Objective: This study aimed to establish a rapid screening method for 57 drugs illegally added to medicinal and edible food. Methods: Extracted samples were purified by QuEhERS pretreatment technology, and 57 kinds of illegal addition of drugs were separated by Waters BEH C18 column. Acetonitrile-water was used as a mobile phase for gradient elution. Mass spectrometry electrospray and multiple reaction monitoring (MRM) were used for detection and analysis. Results: The established method had good linearity, and the correlation coefficients (R2) of 57 kinds of illegal addition of drugs were all greater than 0.99. The limits of detection …
Determination Of Eight Kinds Of Insecticides In Dairy Products By Dispersed Solid Phase Extraction-Ultra Performance Liquid Chromatography-Tandem Mass Spectrometry,
2022
Guangzhou Inspection Testing and Certification Group Co., Ltd., Guangzhou, Guangdong 511447 , China
Determination Of Eight Kinds Of Insecticides In Dairy Products By Dispersed Solid Phase Extraction-Ultra Performance Liquid Chromatography-Tandem Mass Spectrometry, Yan Wan-Ying, He Min-Heng, Wen Heng, Liu Zhi-Peng, Yu Zhi-Cong
Food and Machinery
Objective: To detect eight kinds of insecticides in dairy products (pure milk, fermented milk, milk powder) rapidly. Methods: A high performance liquid chromatography-tandem mass spectrometry (HPLC-MS/MS) method based on dispersive solid phase extraction pre-treatment technology was established. The samples were extracted with acetonitrile-acetone solution (Vacetonitrile∶Vacetone=80∶20) in ultrasonic way, and the extraction solution was purified by Florisil, primary secondary amine and anhydrous MgSO4.After purification, the samples were analyzed by HPLC-MS/MS qualitatively and quantitatively in multi reaction monitoring (MRM) mode. Results: The correlation coefficient (r) of fenamiphos, imidacloprid, spinosad, dinotefuran, emamectin benzoate, methomyl, …
Preparation Of Matrix Reference Material Of Amino- Mebendazole In Eel Muscle Powder,
2022
Review Technology Center of Fujian Industrial Product Production License, Fuzhou, Fujian 350003 , China
Preparation Of Matrix Reference Material Of Amino- Mebendazole In Eel Muscle Powder, Luo Chun-Lian
Food and Machinery
Objective: A method for the preparation and determination of amino-mebendazole matrix reference material in eel muscle powder was established. Methods: A positive sample was obtained by culturing eels with mebendazole and was prepared into amino-mebendazole matrix reference material, which went through freeze-drying, vacuum packaging, and radiation sterilization in turn. And its homogeneity, stability, cooperative setting value, and uncertainty were examined. Results: This matrix reference material has good uniformity and can adapt to low temperatures, normal temperatures, long-distance transportation, and other environments. It can be stored for more than 12 months under -18 ℃. The characteristic value of …
Identification Of The Age Of Baijiu Based On Two-Dimensional Correlation Near Infrared Spectroscopy,
2022
College of Agricultural Engineering, Shanxi Agricultural University, Taigu, Shanxi 030801 , China
Identification Of The Age Of Baijiu Based On Two-Dimensional Correlation Near Infrared Spectroscopy, Zhou Tao, Zhang Zhi-Yong, Han Ning, Gao Wei, Jia Li-Yan
Food and Machinery
Objective: To avoid young liquor as old liquor and realize the discrimination of Baijiu age. Methods: The near infrared transmission spectra of Baijiu samples were collected by near infrared spectrometer, and the synchronous and asynchronous two-dimensional correlation spectra of Baijiu samples were constructed with the wine age as the external disturbance. On this basis, the autocorrelation spectrum of each sample was extracted, and the age discrimination model of Baijiu was established by combining Markov distance method. Results: The wave band from 1400 nm to 1800 nm contained the effective information about the changes of Baijiu samples on …
Quality And Safety Analysis And Supervisory Suggestion Of Sampling Inspection Of Vegetables Sold In Shanghai From 2019 To 2021,
2022
Institute for Agri-Food Standards and Testing Technology, Shanghai Academy ofAgricultural Sciences, Shanghai 201403 , China ；Shanghai Co-Elite Agri-food TestingTechnology Service Co., Ltd., Shanghai 201403 , China
Quality And Safety Analysis And Supervisory Suggestion Of Sampling Inspection Of Vegetables Sold In Shanghai From 2019 To 2021, Jin Qi-Qi, Chen Lei, Zhou Jing, Bai Bing
Food and Machinery
Objective: Understand the quality and safety of vegetables sold in Shanghai, and provide data and reference for future supervision. Methods: Public information on the supervision and sampling of vegetables by the Shanghai Market Supervision and Administration from 2019 to 2021 was collected, and the information was analyzed and summarized. Results: The statistical results of 2019—2021 show that the unqualified rate of vegetable products were 1.36%, 0.78% and 2.88%, respectively. Bulb vegetables, beans and leafy vegetables were found to be unqualified products within three years, and the unqualified rate of bulb vegetables was the highest. The main substandard …
Food Safety Emergency Drill System Based On Virtual Reality Technology,
2022
National Medical Products Administration Institute of Executive Development, Beijing 100073 , China
Food Safety Emergency Drill System Based On Virtual Reality Technology, Li Jing, Zou Ji-Tao
Food and Machinery
Analyze the typical scenes and causes of food safety emergencies, develop the food safety emergency drill system based on the Unity3D virtual reality development platform by using virtual reality technology, and optimize the stability and fluency of system operation. The system realizes the immersive experience during the drill. The personnel enter the virtual drill scene through the simulation equipment for interactive operation and carry out the drill in real time, which is helpful to improve the emergency response ability of drill personnel.
Localization And Counting Of String Tomatoes Based On Improved Tiny-Yolov5l Algorithm,
2022
Intelligent Equipment Research Center, Beijing Academy of Agriculture and Forestry Sciences,Beijing 100097 , China ；Key Laboratory for Quality Testing of Software and Hardware Products onAgricultural Information, Ministry of Agriculture and Rural Affairs, Beijing 100097 , China
Localization And Counting Of String Tomatoes Based On Improved Tiny-Yolov5l Algorithm, Zhao Jiu-Xiao, Zhang Xin, Shi Kai-Li, Li Jing-Jing, Li Zuo-Lin
Food and Machinery
Objective: This study is to improve the sorting efficiency of string tomatoes, and solve its false detection and false detection. Methods: First, collect the image data set of string tomatoes, expand the data and improve the generalization performance of the model through data enhancement, and 3×3 convolution is replaced by improved SVM-MHSA layer. By replacing softmax classification function in MHSA with SVM classification function which is more suitable for string tomatoes, the detection accuracy of string tomatoes is enhanced. Secondly, the remaining 3×3 convolution is replaced by deep separable convolution to reduce the number of parameters and improve …
Design And Implementation Of On-Line Nondestructive Rapid Testing System For Wheat Flour Quality,
2022
School of Artificial Intelligence Beijing Technology and Business University, Beijing 100048 , China ；Beijing Key Laboratory of Big Data Technology for Food Safety, Beijing 100048 , China
Design And Implementation Of On-Line Nondestructive Rapid Testing System For Wheat Flour Quality, Sun Xiao-Rong, Zheng Dong-Yu, Liu Cui-Ling, Wu Jing-Zhu, Jin Jia-Rui
Food and Machinery
Objective: This study aimed to detect the quality of wheat flour quickly and non-destructively. Methods: The online detection system for wheat flour quality was built in the experiment, which mainly includes the flowing four parts: micro near-infrared spectrometer integrated device, production line adjustable speed simulation device, spectrum online acquisition and control software and online modeling and analysis software. Different modeling algorithms were used to establish quantitative analysis models for moisture, ash and gluten, and the robustness of the online quantitative analysis model was optimized. The influence of different experimental conditions on the modeling results was analyzed. Results: …
An Online Visual Detection And Identification Method For The Defective Of Qinqinchang,
2022
College of Mechanical Engineering, Tianjin University of Science & Technology, Tianjin 300222 , China
An Online Visual Detection And Identification Method For The Defective Of Qinqinchang, Dang Guo-Hui, Wang Yong-Qiang, Zhou Cong-Ling
Food and Machinery
Objective: This study aimed to study the automatic detection method of common appearance defects in the production process of Qinqinchang. Methods: CMOS camera was used to obtain the image information of the product online, and image processing technology was used to extract the appearance defect features of the product and analyze the types of defects. Results: The accuracy rate of the online detection method for the common appearance defects of kissing intestines was 97.2%. Conclusion: The method is simple and has broad application prospect.
Application Of Ceramic Container In Tea Packaging And Development Strategy Of Contemporary Design,
2022
Foshan University, Foshan, Guangdong 528000 , China
Application Of Ceramic Container In Tea Packaging And Development Strategy Of Contemporary Design, Li Ling-Ling
Food and Machinery
Clarify the value of ceramic containers used in tea packaging from the development process, study the impact of contemporary consumer culture, industrialization and globalization on ceramic tea packaging containers, discuss the orientation and development strategy of contemporary ceramic containers design applied to tea packaging.
Food Packaging Design Based On Network Public Welfare Communication,
2022
Zhaoqing University, Zhaoqing, Guangdong 526061 , China
Food Packaging Design Based On Network Public Welfare Communication, Huang Qiu-Chen
Food and Machinery
On the basis of analyzing the development of the concept of public welfare packaging, taking the commercial practices of public welfare packaging as examples, the advantages, current situation and problems of food packaging participating in public welfare were analyzed. The design idea of food packaging based on network public welfare communication was put forward. Food public welfare packaging should follow the design principles of commonweal, simplicity, interactivity and communication, and promote the continuous innovation by integrating new media, new materials, new technologies and new contexts, in order to improve public welfare packaging to better serve the enterprise's public welfare communication, …
