TRA VINH UNIVERSITY JOURNAL OF SCIENCE; p-ISSN: 2815-6072; e-ISSN: 2815-6099

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FACTORS AFFECTING CUSTOMER SATISFACTION ON SERVICE QUALITY AT SAN HA RETAIL GROUP
TRA VINH UNIVERSITY JOURNAL OF SCIENCE; p-ISSN: 2815-6072; e-ISSN: 2815-6099 - - Trang 1-8 - 2023
Tu Thanh Nguyen, An Thi Thu Nguyen, Thu Thi Minh Truong
This study proposes a research model of the factors affecting customer satisfaction with the service quality of San Ha Retail Group. The study proposes a service quality measurement model with five factors and 20 observed variables. The study used the method of testing the reliability of the model scale by Cronbach’s Alpha coefficient, the exploratory factor analysis, and the multivariate regressi...... hiện toàn bộ
#factor affecting satisfaction #San Ha Retail Group #service quality
AN ANALYSIS OF TECHNICAL – FINANCIAL EFFICIENCY AND BENEFITS OF COLLECTIVE ECONOMIC PARTICIPATION: A CASE STUDY OF THE ROTATION RICE-SHRIMP MODEL IN SOC TRANG PROVINCE
TRA VINH UNIVERSITY JOURNAL OF SCIENCE; p-ISSN: 2815-6072; e-ISSN: 2815-6099 - - Trang 80-89 - 2021
Quyen Thi Kim Nguyen, Hien Van Huynh, Vang Thi Nguyen
The forms of collective economic production organizations (CEPOs) are increasingly encouraged, especially for small-scale producers. The study was carried out from March to July 2021 through interviews with 45 riceshrimp farming households, including 25 households belonging to the CEPOs and 20 individual households in the Soc Trang Province aiming to evaluate the financial performance of the model...... hiện toàn bộ
#collective economy #cooperative #farming cluster #rice-shrimp #Soc Trang Province
OPTIMIZATION OF FACTORS INFLUENCING ON THE QUALITY OF LUCUMA (Pouteria lucuma) JAM
TRA VINH UNIVERSITY JOURNAL OF SCIENCE; p-ISSN: 2815-6072; e-ISSN: 2815-6099 - - 2023
Phung Kim Nguyen, Hien Thi Nguyen
This research aims to survey the factors in the process of quality of lucuma jam (Pouteria lucuma). The main contents included (i) Investigating the effects of added water (v/w) (60%, 80%, 100%, 120%, 140%); (ii) Optimizethe ratio of sugar (50%, 60%, 70%), acid citric (0.2%, 0.3%, 0.4%) and pectin (0.5%, 1.0% and 1.5%). The results showed that by adding 100% water, the jam product achieved the hig...... hiện toàn bộ
#Jam #lucuma (Pouteria lucuma) #lucuma jam
STUDY ON MODIFICATION OF RED PUMPKIN STARCH (Cucurbita moschata) TO CREATE RESISTANT STARCH USING ENZYME
TRA VINH UNIVERSITY JOURNAL OF SCIENCE; p-ISSN: 2815-6072; e-ISSN: 2815-6099 - - Trang - 2024
Hoang Minh Vo, Huong Thi Yen Nguyen, Hien Thi Nguyen
This study aims to determine the parameters of the enzymatic hydrolysis process of red pumpkin starch to increase the resistant starch content in the material. The liquefaction stage was designed with two factors: α-amylase concentration and different times. The results of the α-amylase liquefaction process showed that the highest reducing sugar content was 14.92% at an α-amylase concentration of ...... hiện toàn bộ
#α-amylase #Cucurbita moschata #glucoamylase #pumpkin starch #resistant starch #starch modifications
BIG DATA PROCESSING WITH APACHE SPARK
TRA VINH UNIVERSITY JOURNAL OF SCIENCE; p-ISSN: 2815-6072; e-ISSN: 2815-6099 - - Trang - 2023
Quy Quang Tran, Binh Duc Nguyen, Linh Thi Thuy Nguyen, Oanh Thi Thu Nguyen
With the exponential growth of information, it is no surprise that we are in a period of history as the Information Age. The rapid growth of data has presented challenges regarding storage and processing technology. This article refers to Apache Spark, an ecosystem that provides many integrated technologies in Big Data processing, including machine learning libraries and data storage platforms. Ap...... hiện toàn bộ
#Apache Spark #Big Data #distributed-computing #R language
THE EFFECTS OF PSYCHOLOGICAL CAPITAL, PERSONALITY ON HOTEL STAFF WORKING ENGAGEMENT AT HO CHI MINH CITY
TRA VINH UNIVERSITY JOURNAL OF SCIENCE; p-ISSN: 2815-6072; e-ISSN: 2815-6099 - - Trang 12-23 - 2020
Giao Khanh Nam Ha, Anh Diep Tram Huynh, Ngan Thi Kim Nguyen, Tung Son Nguyen, Phuc Pham Hanh Nguyen, Vuong Nhat Vui
The research was conducted to determine the effects of psychological capital on the personality on hotel staff working in an engagement setting in Ho Chi Minh City, Viet Nam. Data was collected by surveying 378 staffs who are working in hotels in Ho Chi Minh City which are rated 3 stars or more. Descriptive analysis, exploratory factor analysis, and linear regression analysis were used with SPSS 2...... hiện toàn bộ
#Ho Chi Minh City #hotel staff #personality #psychological capital #working engagement
GENE CONSERVATION PRACTICE AND PRODUCTION OF OLD HUNGARIAN GOOSE BREEDS
TRA VINH UNIVERSITY JOURNAL OF SCIENCE; p-ISSN: 2815-6072; e-ISSN: 2815-6099 - - Trang 32-36 - 2019
László Bódi, István Szalay, Phuong Ngoc Lan Thieu
Hungarian goose production and gene conservation practices have been a tradition in Hungary for several centuries. The old Hungarian geese can only be effectively maintained if the national programs can identify economic uses of the breed. This study aimed to examine the potential use of the Hungarian landrace goose (HL) either as a purebred or crossbred with the Hungarian Upgraded breed (HU). Cro...... hiện toàn bộ
#Hungarian goose #gene conservation #goose production
INITIAL SURVEY OF HEAVY METAL CONCENTRATIONS IN PADDY SOIL AND RICE PLANTS (Oryza sativa L.) NEAR AND FAR FROM OPEN LANDFILL IN SOUTHERN VIET NAM
TRA VINH UNIVERSITY JOURNAL OF SCIENCE; p-ISSN: 2815-6072; e-ISSN: 2815-6099 - - Trang 48-59 - 2020
Giao Thanh Nguyen
The concentrations of heavy metals in soil and rice plants around the landfill area in Dong Thang commune, Co Do District, Can Tho City, Viet Nam needed to be assessed for environmental pollution. Soil samples were collected from four sites (three sites S1, S2, S3 near and one site S4 far away from the landfill area) at soil depths of 0 to 25 and 25 to 50 cm. The rice and soil samples were simulta...... hiện toàn bộ
#bioaccumulation #contamination #heavy metals #landfill #leachate #paddy soil #paddy rice
ĐÁNH GIÁ CHẤT LƯỢNG NƯỚC MẶT VÀ TẦN SUẤT KIỂM TRA TRÊN SÔNG TIỀN VÀ SÔNG HẬU, TỈNH AN GIANG, SỬ DỤNG DỮ LIỆU GIÁM SÁT TRONG 10 NĂM Dịch bởi AI
TRA VINH UNIVERSITY JOURNAL OF SCIENCE; p-ISSN: 2815-6072; e-ISSN: 2815-6099 - - Trang 78-88 - 2020
Giao Thanh Nguyen
Nghiên cứu nhằm đánh giá sự biến đổi về chất lượng nước mặt và tần suất giám sát tại ba trạm giám sát liên tục trên sông Tiền (cụm MT1) và sông Hậu (cụm MH1 và MH2) qua giai đoạn 10 năm (2009-2018), với tần suất giám sát 12 lần trong một năm (hàng tháng). Các biến số chất lượng nước bao gồm nhiệt độ (oC), pH, oxy hòa tan (DO, mg/L), chất rắn lơ lửng tổng số (TSS, mg/L), nitrat (N-NO-3, mg/L), orth...... hiện toàn bộ
#Tỉnh An Giang #phân tích nhóm #coliforms #ô nhiễm #sông Tiền và sông Hậu #chất lượng nước
INFLUENCE OF DRYING TEMPERATURE ON QUALITY OF NONI FRUIT (Morinda Citrifolia L.)
TRA VINH UNIVERSITY JOURNAL OF SCIENCE; p-ISSN: 2815-6072; e-ISSN: 2815-6099 - - Trang 67-72 - 2021
Phung Kim Nguyen, Hien Thi Nguyen
The study aims at identifying the effects of drying temperature on quality of Noni fruit, which is grown in Tra Vinh Province. The experiment was arranged according to drying temperature 60oC, 70oC, 80oC, 90oC when the humidity reached 8%. The total polyphenol content and antioxidant capacity of noni were observed. The results showed that the total polyphenol content at the temperatures was 53.53 ...... hiện toàn bộ
#drying temperature #drying time #Noni #polyphenol content
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