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Articles 1 - 30 of 2302
Full-Text Articles in Life Sciences
Krill Watching, Michael J. Leach
Krill Watching, Michael J. Leach
The STEAM Journal
This is a concrete, or visual, found poem about the scientific activity of observing krill in the deep sea. I discovered this concrete found poem in prose that Nicol (2019, p. 200) quoted from Ommanney (1938).
- Nicol, S 2019 ‘Oceans of krill’, in B Nogrady (ed) The best Australian science writing 2019, Sydney: NewSouth Publishing.
- Ommanney, FD 1938 South latitude, London: Longmans, Green & Co.
Characteristics Of Habitat, Distribution, And Diversity Of Anopheles Spp In Kemelak Bindung Langit Village, Ogan Komering Ulu Regency, South Sumatra, Giri Maretasari, Yuanita Windusari, Syafrina Lamin, Laila Hanum, Dwi Septiawati
Characteristics Of Habitat, Distribution, And Diversity Of Anopheles Spp In Kemelak Bindung Langit Village, Ogan Komering Ulu Regency, South Sumatra, Giri Maretasari, Yuanita Windusari, Syafrina Lamin, Laila Hanum, Dwi Septiawati
Journal of Environmental Science and Sustainable Development
Malaria is an infectious disease caused by Plasmodium andis transmitted through the bite of a female Anopheles vector. Ogan Komering Ulu (OKU) is a district in South Sumatra that is endemic to malaria. The study aims to determine habitat type, environmental factors that influence larvae development, and distribution of Anopheles larvae. The experiment was conducted from January to February 2019 in the Kelurahan Kemelak Bindung Langit, OKU. Species identification was carried out in the Entomology Laboratory, Baturaja Health Research and Development Center, OKU. Sampling locations were determined based on field observations, through simple purposive sampling. Identification of mosquito larvae which …
Indigenous And Local Knowledge Promoting Sdgs In Indonesia: The Case Of The Sumbanese Cultural Festival, Makoto Koike
Indigenous And Local Knowledge Promoting Sdgs In Indonesia: The Case Of The Sumbanese Cultural Festival, Makoto Koike
Journal of Environmental Science and Sustainable Development
From the perspective of anthropology, this article aims to explore why movements seeking environmental preservation and religious and cultural revitalization have been launched on the island of Sumba, and how the results of this research have contributed to promoting the UN Sustainable Development Goals (SDGs), especially “Goal 6: Clean Water and Sanitation” and “Goal 15: Life on Land.” Sumba is one of the most sparsely populated and impoverished regions in Indonesia. Since the 2000, the process of marginalization of the Sumbanese has been drastic. They have suffered from the pressures of expanding agro-industry and mining. Most land on the beachside …
Foreword From Handling Editor - 3rd Edition, Ahyahudin Sodri
Foreword From Handling Editor - 3rd Edition, Ahyahudin Sodri
Journal of Environmental Science and Sustainable Development
We are delighted to present the 3rd edition of JESSD, published in December 2019. We have selected eight of the best articles for this edition and one invited article from Environmental Science and Sustainable Development topic.
Maintaining Economic Stabilization In Indonesia And South Korea Through Digital Farming, Aprillia Christianawati
Maintaining Economic Stabilization In Indonesia And South Korea Through Digital Farming, Aprillia Christianawati
Journal of Environmental Science and Sustainable Development
Digital farming is a type of digital economy that cannot be separated from essential elements, such as data availability and farmers themselves. Digital farming is found easily in many developed or agricultural countries, such as southern Europe and Brazil, nor to Indonesia and South Korea. However, Indonesia and South Korea experienced internet utilization and agricultural land area discrepancies which come to similar result, still developing sustainable agriculture. Thus, subjects of the study are Indonesia and South Korea due to their location in the Asian continent and similar history as developing countries in the past. Using farmer households and land agricultural …
Coal Mining Sector Contribution To Environmental Conditions And Human Development Index In East Kalimantan Province, Kunny Izza Indah Afkarina, Sindhung Wardana, Poerborini Damayanti
Coal Mining Sector Contribution To Environmental Conditions And Human Development Index In East Kalimantan Province, Kunny Izza Indah Afkarina, Sindhung Wardana, Poerborini Damayanti
Journal of Environmental Science and Sustainable Development
Coal mining has been one of the issues that led to pros and cons in Indonesia. Research shows that mining activities are one of the factors that affect people’s incomes and local and national economic development. However, mining is a lucrative activity that leads to construction booms that attract population growth and lead to deforestation, thus affecting the environmental conditions of a region. The coal mining industry of Indonesian province of East Kalimantan, on the island of Borneo, provides most of the economic base needed to build the infrastructure and provide energy of the country. Kalimantan Province accounts for approximately …
Living In A “Broken World”: Destructive Desire, Disconnected Disciplinarity, And Disruptive Deschooling, M. Nadarajah
Living In A “Broken World”: Destructive Desire, Disconnected Disciplinarity, And Disruptive Deschooling, M. Nadarajah
Journal of Environmental Science and Sustainable Development
This paper is trying to show that our current situation on Earth is going to collapse phase and broken. Sustainable Development Program (SDG) can’t give real action to resolve environmental, social, and economic problems such as poverty, biodiversity extinction, health, war and genocide, climate change, etc. On the other hand, the author describes that SDG only focuses on the technical solution and randomly decided criteria and standards for defining knowledge. Therefore, the author is seeking to encourage SDGs to see the problem from a wider point of view on this paper.
Indonesia Natural Mineral For Heavy Metal Adsorption: A Review, Grandprix T. M. Kadja, Moh Mualliful Ilmi
Indonesia Natural Mineral For Heavy Metal Adsorption: A Review, Grandprix T. M. Kadja, Moh Mualliful Ilmi
Journal of Environmental Science and Sustainable Development
Indonesia has abundant mineral resources used as natural adsorbent materials for the absorption of heavy metal. Among these are natural zeolites, clay, and ashes. These natural materials showed high performance adsorption capacity with respects to their low cost and high availability. Several research reports had been published for studying the performance of the natural materials as adsorbent of several heavy metals i.e., Hg, Pb, Fe, Cd, Cr, Zn, Ni, and Cu by examining the effect of various factors, including pH, contact time, initial concentration, temperature, and dosage. Furthermore, to determine the adsorption rate, mechanism, and efficiency of natural materials in …
Development Countermeasures Of Banana Industrial Chain Based On Its Storage Processing, Liu Zhongyi, Ma Qiyu, Fu Man, Gong Shouji, Huang Hai, Chen Deqiang, Huang Li
Development Countermeasures Of Banana Industrial Chain Based On Its Storage Processing, Liu Zhongyi, Ma Qiyu, Fu Man, Gong Shouji, Huang Hai, Chen Deqiang, Huang Li
Food and Machinery
Aiming at the lack of key link in banana industry chain, a new concept of ‘storage processing’ was put forward, including the storage-products and the relative processing technology. Restricted by the absence of key node in industrial chain, banana processing industry is always difficult to achieve substantive breakthrough. Based on modern food processing technologies, such as integrated crushing, browning control, thickening, low temperature preservation or drying, the whole banana fruit is processed into full fruit banana sauce or full fruit banana powder, by developing some storable and easy-to-mix whole jam or whole fruit powder. This can effectively achieve the storage …
Research Progress Of Molecular Imprinting Technology Based On Boron Affinity Strategy, Xu Fei, Guo Meng, Ye Tai, Yuan Min, Cao Hui, Yu Jingsong, Yuan Ran, Xu Xiaozhe, Shi Jinghao, Yuan Hongen
Research Progress Of Molecular Imprinting Technology Based On Boron Affinity Strategy, Xu Fei, Guo Meng, Ye Tai, Yuan Min, Cao Hui, Yu Jingsong, Yuan Ran, Xu Xiaozhe, Shi Jinghao, Yuan Hongen
Food and Machinery
Boron affinity molecular imprinting technology has the advantages of high imprinting efficiency, strong affinity, and the combination and release of pH regulation because of the reversible covalent binding of boric acid ligands to cis-dihydroxy compounds, and it is widely used in separation and enrichment of cis-diol complexes base molecule. We introduced the application of boron affinity molecular imprinting technology in the identification and enrichment of nucleotides, sugars, glycoproteins, cells and bacteria, and prospected for the future development of this technology.
Modeling And Experimental Verification Of Freeze Concentration (And Freeze Desalination) Progress Based On Characterizing The Volumetric Increment Of Materials, Ding Zhongxiang, Qinfrankg F, Yuan Jiaojiao, Jiang Runhua, Huang Simin, Shao Youyuan
Modeling And Experimental Verification Of Freeze Concentration (And Freeze Desalination) Progress Based On Characterizing The Volumetric Increment Of Materials, Ding Zhongxiang, Qinfrankg F, Yuan Jiaojiao, Jiang Runhua, Huang Simin, Shao Youyuan
Food and Machinery
A mathematical model was established to characterize the freeze concentration process based on the volume increase of materials, which was correlated with the crystallinity of the solution. The relationship between the height of liquid column and the solute concentration was measured on a multi-pass freeze concentrator. The results were compared with the model prediction and were used for model modification and the goodness of fit was high. The crystallization rate error was within 5%.
Reconstruction Of Surface 3d Model Of Brown Rice Based On Point Cloud Data, Wu Jing, Tang Xiaohua, Yang Siping, An Jiaqiang, Li Tianjiao, Yang Jinshan
Reconstruction Of Surface 3d Model Of Brown Rice Based On Point Cloud Data, Wu Jing, Tang Xiaohua, Yang Siping, An Jiaqiang, Li Tianjiao, Yang Jinshan
Food and Machinery
In view of the morphological and structural characteristics of brown rice, use the non-contact laser scanning technology to acquire original point cloud on brown rice surface in the multi-section circular scanning way. The Poisson reconstruction algorithm is used to reconstruct the smoothed point cloud with normal information to obtain the ideal three-dimensional model of brown rice surface. The results show that the reconstructed brown rice model has smooth surface, clear outline, and obvious details such as rice ditch and germ, which can provide an effective digital model for the later improvement of rice processing technology.
Release Condition And Sustained-Release Behavior Simulation Of Grass Carp (Ctenopharyngodon Idella) Fish Oil Microcapsule Core Material, Liu Xiaoli, Wei Changqing, Xia Wenshui
Release Condition And Sustained-Release Behavior Simulation Of Grass Carp (Ctenopharyngodon Idella) Fish Oil Microcapsule Core Material, Liu Xiaoli, Wei Changqing, Xia Wenshui
Food and Machinery
With grass carp fish oil as core material, soybean protein isolate and chitosan as composite wall material, fish oil microcapsules were prepared by ultrasonic assisted homogenization and spray drying. In order to determine the release performance of core materials under different storage temperature, relative humidity and light intensity, the release kinetics of microcapsules under different storage conditions were investigated. The results indicated that release kinetic equations were significant and credible, with R2 greater than 0.97. Moreover, the release mechanism parameters were fouls less than 1 under theconditions of 4~50 ℃ and 34% relative humidity, which belonged to the diffusion-limited …
The Pseudophase Model Interpretation For The Antioxidant Efficiency Of Ferulic Acid And Its Alkyl Esters In Oil-In-Water Emulsion, Huang Shirong, Wan Hui, Yan Sinian, Chen Dongfang
The Pseudophase Model Interpretation For The Antioxidant Efficiency Of Ferulic Acid And Its Alkyl Esters In Oil-In-Water Emulsion, Huang Shirong, Wan Hui, Yan Sinian, Chen Dongfang
Food and Machinery
Four ferulic acid alkyl esters were obtained by the direct esterification reaction of ferulic acid with the respective alcohols (ethanol, butanol, octanol and dodecanol). The antioxidant efficiencies of ferulic acid and its alkyl esters in bulk methanol solution and in 2∶8 rapeseed oil-in-water emulsions were determined by the DPPH assay and the Schaal oven test, respectively. Results showed that ferulic acid had the highest antioxidant efficiency in methanol solution, with its DPPH scavenging abilities 0.967 mmol Trolox/mol. Ferulic octyl ester has a maximum of antioxidant efficiency in rapeseed oil emulsions. For the emulsions with the addition of ferulic octyl ester …
Preparation And Characterization Of New High-Potency Dipeptide Sweetener, Mu Xiaoqing, Yan Rian, Tan Qikun, Hu Jing, Zhou Hua
Preparation And Characterization Of New High-Potency Dipeptide Sweetener, Mu Xiaoqing, Yan Rian, Tan Qikun, Hu Jing, Zhou Hua
Food and Machinery
N-{N-[3-methyl-3-(3,4-methylenedioxyphenyl) butyl]-α-L-aspartyl}-L-phenylalanine methyl ester is a new sweetener of neotame analogues. In this paper, to synthesize this sweetener, designed the strategy to obtain the key intermediate 3-methyl-3-(3,3- methylenedioxyphenyl) butyraldehyde. Use 3,4-methylenedioxybenzenboronic acid and 3,3-dimethylacrylic acid as starting material through Heck reaction, esterification and DIBAL-H reduction to get the intermediate successfully. Then the target sweetener was synthesized by the reductive amination of 3-methyl-3-(3,4-methylenedioxyphenyl) butyraldehyde with aspartame, which was catalyzed by palladium/carbon under the hydrogen atmosphere. The structure of the final product was identified by NMR, IR and HRMS, and the results matched with the desired sweetener. After being verified by sensory …
In-Situ Adsorption Kinetics Of Macroporous Resin On Natamycin, Zheng Yingying, Wang Dahong, Xu Peng, Shen Wenhao, Zhang Ying
In-Situ Adsorption Kinetics Of Macroporous Resin On Natamycin, Zheng Yingying, Wang Dahong, Xu Peng, Shen Wenhao, Zhang Ying
Food and Machinery
In this study, the static adsorption behavior and desorption effects of 9 kinds of macroporous resins on natamycin were investigated. The static adsorption kinetics and isothermal adsorption process of the resins were discussed. The in-situ adsorption effects of the macroporous resins on natamycin were also studied in Streptomyces natalensis HW-2 fermentation broth. The results showed that the adsorption and desorption effects of HPD300 and HPD450 resins on natamycin were better, the adsorption rates were 83.47% and 96.14%, respectively. The desorption rates were 95.22% and 85.42%, respectively, and the adsorption capacity was 0.63 and 0.72 mg/g dry resins, respectively. HPD450 was …
Research On Apple Classification Algorithm Based On Homomorphic Filtering And Improved K-Means Algorithm, Wang Yangyang, Huang Xun, Chen Hao, Huang Lun, Lei Yangbo
Research On Apple Classification Algorithm Based On Homomorphic Filtering And Improved K-Means Algorithm, Wang Yangyang, Huang Xun, Chen Hao, Huang Lun, Lei Yangbo
Food and Machinery
Homomorphic filtering and improved k-means algorithm were used to solve the problem of apple surface reflection and apple shadow caused by uneven light during apple grading. Before homomorphic filtering, the apple image was converted from RGB space to HSV space. Then the V component of HSV space was enhanced by homomorphic filtering to minimize the impact of uneven light. For the traditional K-means clustering algorithm, distance measurement method, determination of clustering number and initial center point were newly added, which can better remove the influence of apple shadow on image segmentation. The Qin Guan apples in Fu Xian county of …
Liquor Hop Contour Detection Based On Image Processing, Yang Jingxian, Ren Xiaohong
Liquor Hop Contour Detection Based On Image Processing, Yang Jingxian, Ren Xiaohong
Food and Machinery
Based on the traditional experience of liquor-receiving according to liquor hop, Computer vision is used instead of human eyes, the video images of liquor-receiving is captured by CCD, and the images of hops with different liquor degrees are preprocessed by histogram equalization and image corrosion to eliminate the influence of high light noise. Then hops contour is compared with different edge detection algorithms. Besides, the combination of OTSU algorithm and Canny edge detection algorithm can better realize the segmentation of hops and background, and clear edge contour is extracted. Through the pattern recognition of Daqing flower and Xiaoqing flower images, …
Design And Experiment Of Online Detection Pallets For Pomelo Fruit Based On Spectral Technique And Optical Simulation, Sun Xiaopeng, Xu Sai, Lu Huazhong
Design And Experiment Of Online Detection Pallets For Pomelo Fruit Based On Spectral Technique And Optical Simulation, Sun Xiaopeng, Xu Sai, Lu Huazhong
Food and Machinery
Combined with optical simulation analysis of Trace pro software, a delivery tray suitable for online detection of pomelo fruit is designed. Through the method of structure optimization and material replacement, the tray model with high irradiance/illumination value in the simulation results was processed in kind pomelo fruit was placed on a tray, and the diffuse transmission spectra of pomelo fruit were collected and compared on an independent spectral platform. The optimal tray with test results and pomelo fruit were used for spectral collection. After the spectral data pretreatment, the spectral characteristic points were extracted by continuous projection algorithm (SPA), and …
Effect Of High Temperature Treatment On Beef Fatty Acid And Fat Oxidation, Ke Hairui, Kang Huaibin, Cheng Weiwei, Cai Chaoqi
Effect Of High Temperature Treatment On Beef Fatty Acid And Fat Oxidation, Ke Hairui, Kang Huaibin, Cheng Weiwei, Cai Chaoqi
Food and Machinery
Fresh cattle longissimus dorsi muscle was heated at 110, 115 and 121 ℃ for 5, 10, 15, 20 min respectively. The effects of high temperature on fatty acid composition and fat oxidation in cattle longissimus dorsi muscle were researched by gas chromatography. The results showed that: at 121 ℃, the oxidation rate of intramuscular fat was significantly higher than that at 110 ℃ and 115 ℃ (P<0.05); the content of saturated fatty acid (SFA) increased significantly (P<0.05), and the content of unsaturated fatty acid (UFA) decreased (P<0.05); SFA was not significantly affected by high temperature treatment temperature (110, 115 ℃) (P>0.05), and was significantly affected by treatment time (P<0.05), while heat treatment temperature and time had significant effects on UFA content (P<0.05); the content of short chain and medium chain fatty acids increased due to the fracture and degradation of long chain saturated fatty acids.
Effect Of Damaged Starch Content Of Wheat Flour On Fermentation Characteristics Of Dough, Zhang Bei, Zhang Jian, Li Mengqin, Ai Zhilu, Zhang Yifan, Zheng Wengang
Effect Of Damaged Starch Content Of Wheat Flour On Fermentation Characteristics Of Dough, Zhang Bei, Zhang Jian, Li Mengqin, Ai Zhilu, Zhang Yifan, Zheng Wengang
Food and Machinery
The effect of damaged starch (DS) content on dough rheological properties of fermentation and steamed bread quality were studied by using medium gluten flour and high gluten flour as raw materials. The results showed that the rheological index of fermentation, specific volume, whiteness and sensory scores of steamed bread first increased and then decreased with the increasing DS content. When the medium gluten flour DSUc was 25.11 and high gluten flour DSUc was 25.60, the dough exhibited better fermentation property with the maximum value of Hm, gas production and holdup rate of CO2, steamed bread had a higher …
Effect Of Thickness On Moisture Transfer During Far-Infrared Drying Of Dioscorea Opposite, Zhou Siqing, Duan Xu, Ren Guangyue, Zhang Meng, Ma Li, Che Xinzi
Effect Of Thickness On Moisture Transfer During Far-Infrared Drying Of Dioscorea Opposite, Zhou Siqing, Duan Xu, Ren Guangyue, Zhang Meng, Ma Li, Che Xinzi
Food and Machinery
The water diffusion characteristics of drying dioscorea opposite during by far infrared were investigate. The dehydration of Dioscorea opposite by Far-infrared drying equipment. The technology of low field nuclear magnetic resonance (LF-NMR) and magnetic resonance imaging (MRI) were applied to measured moisture content of D. opposite during drying. Comprehensive consideration results of LF-NMR, MRI, drying curve and drying rate. Water diffusion characteristics of D. opposite with different slice thickness (4, 8, and 12 mm) during drying were analyzed, and the thin-layer drying were modeled. The results showed that the drying rate shortly and rapidly increased and then gradually decreased. The …
Detection Of Pentachlorophenol In Fishery Water Using Surface-Enhanced Raman Spectroscopy, Zhang Luwen, Yu Wansong, Xia Sujie, Chen Yan, Wang Ke
Detection Of Pentachlorophenol In Fishery Water Using Surface-Enhanced Raman Spectroscopy, Zhang Luwen, Yu Wansong, Xia Sujie, Chen Yan, Wang Ke
Food and Machinery
A method for rapid determination of pentachlorophenol in fishery water was established by surface-enhanced Raman spectroscopy (SERS). The concentrated gold colloid was prepared to use as Raman substrate according to the classic method, and the optimal SERS enhancement effects were obtained by adjusting the pH of the system, optimizing the coagulants, nanoparticles volume and adsorption time. The method had a good linearity between the peak intensity and the pentachlorophenol concentration in the range of 0.2~4.0 μg/mL, and the detection limit was 0.5 μg/mL. The recovery ranged from 78.74% to 112.30%, and the relative standard deviation was between 6.1%~11.3%. The sensitivity …
Determination Of 19 Kinds Of Organchlorine Pesticide Residues In Apple-Pear By Using Gas Chromatography-Mass Spectrometry Coupled With Solid-Phase Extraction, Yao Yunheng, Bai Longlü, Wu Lunpeng, Wu Xinzi, Yi Tao, Qin Zhenning, Ren Xiuli
Determination Of 19 Kinds Of Organchlorine Pesticide Residues In Apple-Pear By Using Gas Chromatography-Mass Spectrometry Coupled With Solid-Phase Extraction, Yao Yunheng, Bai Longlü, Wu Lunpeng, Wu Xinzi, Yi Tao, Qin Zhenning, Ren Xiuli
Food and Machinery
An analytical method for the simultaneous determination of 19 kinds of organochlorine pesticides in apple-pear was established based on optimized solid-phase extraction coupled with gas chromatography-mass spectrometry(SPE-GC/MS). Different extraction conditions, included extraction solvent, extraction solvent volume, sample weight, solid phase extraction clean-up and eluent were optimized during the sample pretreatment. The quantification were analyzed by GC/MS in selected ion monitoring (SIM) mode and the external standard method. The method showed good linearity (R2≥0.996 7) for all the pesticides. The recoveries at three spiked levels (20, 40, and 200 μg/kg) ranged from 86.1% to 108.9% with the relative standard …
Identification Of Nitrofuran Metabolites In Chicken By Using Surface-Enhanced Raman Spectroscopy Coupling With Principal Component Analysis-Linear Discriminant Analysis, Guo Hongqing, Liu Muhua, Yuan Haichao, Zhao Jinhui, Tao Jinjiang, Chen Jian, Xu Ning
Identification Of Nitrofuran Metabolites In Chicken By Using Surface-Enhanced Raman Spectroscopy Coupling With Principal Component Analysis-Linear Discriminant Analysis, Guo Hongqing, Liu Muhua, Yuan Haichao, Zhao Jinhui, Tao Jinjiang, Chen Jian, Xu Ning
Food and Machinery
Surface-enhanced Raman spectroscopy (SERS) using gold (Au) nanoparticles and NaCl solution as SERS enhanced substrate was applied to rapidly identify furaltadone metabolite (AMOZ) and nitrofurantoin metabolite (AHD) residues in chicken samples. The background interference was eliminated by using adaptive iterative re-weighted penalized least squares (air-PLS), and the spectra data was preprocessed by standard normalization. The samples of four groups, i.e. chicken extract containing AHD, AMOZ, AHD and AMOZ, and control, were marked in sequence, and the identification model was established by combining the principal component analysis and linear discriminant analysis (PCA-LDA). The experimental results showed that the correct discriminant rate …
Rapid Determination Of 14 Glucocorticoids In Grass Carp Using Quechers Coupled With Uplc-Q/Orbitrap Ms, Li Tao, Yang Xiao, Sun Guifang, Song Yang, Zhou Xinwang
Rapid Determination Of 14 Glucocorticoids In Grass Carp Using Quechers Coupled With Uplc-Q/Orbitrap Ms, Li Tao, Yang Xiao, Sun Guifang, Song Yang, Zhou Xinwang
Food and Machinery
A simple and rapid method for the simultaneous determination of 14 kinds of glucocorticoids in grass carp was developed by the QuEChERS method coupled with ultra performance liquid chromatography quadrupole/electrostatic field orbitrap high resolution mass spectrometry (UPLC-Q/Orbitrap MS). The results indicated that the linearity of all the 14 glucocorticoids ranged from 2.0 ng/mL to 100.0 ng/mL with the correlation coefficients greater than 0.999. The LOD is in the range of 1.3~6.0 μg/kg and the LOQ is in the range of 4.5~20.0 μg/kg. The recoveries were in the range of 76.9% to 103.3%, with the precursor ions (n=6) in the range …
Legislative Review And Optimization Of The Crimes In The Field Of Food Safety In China, Yin Wei
Legislative Review And Optimization Of The Crimes In The Field Of Food Safety In China, Yin Wei
Food and Machinery
According to the legal text and the practice of operation, the current Chinese criminal legislation on food safety mainly includes the regulations of food operators and food safety regulators. However, many problems were found currently in the relevant legislation on crimes in Chinese food safety, including neglecting the social characteristics of the victims, violating the principles of the entire process of food safety control, and seriously incompatible with social hazards. Therefore, it is necessary to improve the legal status of victims-priority in economic compensation, and establish a food safety offense system based on the principle of full-process control. It is …
Design Of Monitoring System For Soybean Powder Spray Drying Tower Based On Fuzzy Pid, Hou Qiang, Xu Ying, Tian Siqing
Design Of Monitoring System For Soybean Powder Spray Drying Tower Based On Fuzzy Pid, Hou Qiang, Xu Ying, Tian Siqing
Food and Machinery
Based on the characteristics of large delay and strong coupling in spray drying, a monitoring system of spray drying tower for soybean flour based on fuzzy PID is designed. According to the technological requirements, a cascade fuzzy control scheme is adopted for spray drying tower. The main circuit adopts fuzzy PID control, and the secondary loop adopts PI control. The upper and lower computer monitoring adopts Kingview and SIEMENS S7-300 series PLC. The simulation results show that the cascade fuzzy PID control has the advantages of fast speed, small overshoot and strong robustness compared with the conventional PID control.
Dictection Of Special Spoilage Organisms Of Chicken Breast In Different Storage Conditions, Zhang Li, Yin Defeng, Zhang Dawen, Luo Linguang
Dictection Of Special Spoilage Organisms Of Chicken Breast In Different Storage Conditions, Zhang Li, Yin Defeng, Zhang Dawen, Luo Linguang
Food and Machinery
In order to explore the special spoilage organisms (SSO) of the chicken breast in different storage conditions, the fresh chicken breast of Ningdu Yellow chicken was used as the experimental material. Three preservation methods were used to preserve the chicken breast, including the tray aerobic packaging preservation under 4 ℃ and 25 ℃, vacuum packaging preservation under 4 ℃. The total number of colonies and TVB-N value of the chicken breast were measured during these preservation processes and their surface bacterial diversity was analyzed. The results showed that when the aerobic packaging chicken was stored for 7 days under 4 …
Variation In Physicochemical Properties And Microbial Diversity During The Progression Of Efflorescence On The Surface Of Douchi, Zhu Minfang, Zhang Lu, Ye Yunhua, Liao Hui
Variation In Physicochemical Properties And Microbial Diversity During The Progression Of Efflorescence On The Surface Of Douchi, Zhu Minfang, Zhang Lu, Ye Yunhua, Liao Hui
Food and Machinery
The changes in basic physicochemical properties and microbial diversity of Douchi before and after efflorescence of the surface were evaluated. The physicochemical properties were investigated via determining the content of moisture, ash, crude protein, crude fat, total sugar, reducing sugar, total acid, and amino nitrogen, along with the amino acid composition. The microbial diversity was measured by Illumina Miseq sequencing. The results showed that, with the progress of efflorescing, the ash and total sugar content of Douchi exhibited insignificant changes, and the crude fat, reducing sugar and total acid content showed a downward trend as a whole. The moisture content …