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Articles 4741 - 4770 of 6471
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Effects Of Using Tiered Instruction And Gamification Teaching Method On English Oral Communication Ability Of Ninth Grade Students, Pathomroek Phueakphud
Effects Of Using Tiered Instruction And Gamification Teaching Method On English Oral Communication Ability Of Ninth Grade Students, Pathomroek Phueakphud
Chulalongkorn University Theses and Dissertations (Chula ETD)
This quasi-experimental research was conducted with two purposes: 1) to investigate the effects of tiered instruction and gamification teaching method on students’ English oral communication ability in overall and analytical views and 2) investigate the effects between tiered instruction and gamification teaching method and conventional instruction on students’ English oral communication ability. The participants were ninth grade students of a small-sized secondary school in Chumphon, selected by purposive sampling into two mixed-ability classrooms.They were cluster-randomly assigned into experimental group with 22 students learned by tiered instruction and gamification teaching method, and control group of 18 students learned by conventional instruction. …
Effects Of Tiered English Reading Instruction On Reading Comprehension Ability And Opinions Of Lower Secondary School Students, Piyawadee White
Effects Of Tiered English Reading Instruction On Reading Comprehension Ability And Opinions Of Lower Secondary School Students, Piyawadee White
Chulalongkorn University Theses and Dissertations (Chula ETD)
Differentiated Instruction (DI) is an instructional approach that can be used in English reading classrooms for second language learners to accommodate a wide range of student reading abilities. Tiering is one specific DI strategy that aims to adapt instruction to different levels so all students in a mixed-ability classroom are adequately challenged. This study explored the effects of tiering instruction on the English reading comprehension of secondary school students in Thailand. Three parts of each lesson were tiered: content (reading texts), process (the way students make sense of the reading texts), and product (post-reading tasks). The students were also tiered …
Effects Of Extensive Reading On English Reading Comprehension Of Thai Vocational Students, Runyarut Singkum
Effects Of Extensive Reading On English Reading Comprehension Of Thai Vocational Students, Runyarut Singkum
Chulalongkorn University Theses and Dissertations (Chula ETD)
This study aimed to 1) investigate the effects of extensive reading on English reading comprehension of Thai vocational students, 2) explore the opinions of Thai vocational students toward extensive reading. Fifty-one students majoring in Computer, Information Technology, and General Management from a public college in Thailand participated in this study for 12 weeks. The instruments used to collect data were the Test of English for International Communication (TOEIC) reading test, and extensive reading motivation questionnaire. The TOEIC reading test was used to investigate students’ reading while the extensive reading motivation questionnaire was used to explore their motivation toward Extensive Reading. …
Effect Of The Scaffolded Reading Experience Using A Graphic Novel On The English Reading Comprehension And Reading Motivation Of Thai Efi Students, Uthumporn Kennedy
Effect Of The Scaffolded Reading Experience Using A Graphic Novel On The English Reading Comprehension And Reading Motivation Of Thai Efi Students, Uthumporn Kennedy
Chulalongkorn University Theses and Dissertations (Chula ETD)
The purposes of this study were 1) to investigate the effect of a graphic novel on students’ English reading comprehension and 2) to explore students’ English reading motivation while reading a graphic novel. Participants included 20 tenth grade Thai EFL students, who were studying in an Intensive English course. The experiment took 12 periods. The instruments used in this research were the English reading comprehension test, reading motivation questionnaires, lesson plans and student journals. The Paired sample t-test was used to investigate the difference between students’ mean scores between the Pre- and Post- English reading comprehension and reading motivation test …
A New Business Model For Small Food Business In Thailand, Burim Otakanon
A New Business Model For Small Food Business In Thailand, Burim Otakanon
Chulalongkorn University Theses and Dissertations (Chula ETD)
This research aims to investigate the core components of the food business and to develop the food business model for the small food firm. The study is conducting by using a mix-method approach. The finding shows that the food business model constellates six core components, which are innovation, value proposition, value delivery, revenue model, compelling strategy, and the firm’s performance. The six components are statistically validated the model relationship by using a correlation coefficient. The correlation indicates that a change of a component affects all the other components in the model as a whole. This study complementarity extends the contribution …
Building Trust Through Innovative Trust Building Process : The Case Of Organic Food Market In Thailand, Supranee Tangnatthanakrit
Building Trust Through Innovative Trust Building Process : The Case Of Organic Food Market In Thailand, Supranee Tangnatthanakrit
Chulalongkorn University Theses and Dissertations (Chula ETD)
The organic food industry is currently faced with challenges of consumer mistrust due to the current food supply chain issues concerning the reliability of information, supply chain transparency, product quality, logistic issues, environmental impact, fraud, and food safety. Although receiving certification from the authorized institutions is one way of building consumer trust, it remains a cumbersome process. In addition, consumers are increasingly looking to develop trust through other sources, such as searching for information that relates to the reputation of the retailers or the credibility of the producers. While trust has been generally defined in previous trust-related studies as the …
Single Fixed-Time Artificial Insemination With Fresh Or Frozen Thawed Semen In Pig, Pachara Pearodwong
Single Fixed-Time Artificial Insemination With Fresh Or Frozen Thawed Semen In Pig, Pachara Pearodwong
Chulalongkorn University Theses and Dissertations (Chula ETD)
Single fixed-time AI is the breeding protocol inseminating the sows once with either fresh or frozen-thawed (FT) semen at fixed time after ovulation induction without estrus detection. To develop the success single fixed-time AI protocol in Thailand, factors affecting the efficacy of single fixed-time AI were evaluated. Additionally, we also evaluated the effect of using lecithin in cryopreservation extender on FT semen qualities in order to find the possibility to perform single fixed-time AI using sperm preserved in lecithin based extender. It was found that administration of 10 ug buserelin at 72 h after weaning decreased weaning-to-ovulation interval compared to …
Short Term Effects Of Sildenafil In Treatment Of Pulmonary Hypertension In Degenerative Mitral Valve Disease Dogs, Karun Saetang
Short Term Effects Of Sildenafil In Treatment Of Pulmonary Hypertension In Degenerative Mitral Valve Disease Dogs, Karun Saetang
Chulalongkorn University Theses and Dissertations (Chula ETD)
Degenerative mitral valve disease (DMVD) is the most common acquired cardiac disease in small breed dogs. Pulmonary hypertension (PH) is a common complication in DMVD that can worsen the clinical signs, cardiac function, and median survival time of DMVD dogs. Conventional therapy of DMVD can reduce systolic pulmonary arterial pressure (sPAP) minimally. Thus, additional therapy is required. Sildenafil is used to treatment of PH in various causes, but the effect of sildenafil in the treatment of PH secondary to DMVD is not published yet. Therefore, this study aimed to evaluate the effects of sildenafil in combination with conventional therapy in …
Institutional Dynamics And Adaptive Capacity In World Heritage Management: Case Studies From Southeast Asia, Montira Unakul
Institutional Dynamics And Adaptive Capacity In World Heritage Management: Case Studies From Southeast Asia, Montira Unakul
Chulalongkorn University Theses and Dissertations (Chula ETD)
Over the past 40 years, heritage site management institutions have had to contend with expanding “boundaries of practice”: the evolution of heritage concepts and the emergence of global and transnational threats and broader sustainable development issues. Yet, many heritage site management institutions are still mired in conventional heritage mandates and approaches. This study looks at the ability of World Heritage site management institutions to adapt to this changing landscape. Global monitoring exercises show that World Heritage sites are struggling with this increased complexity, with many sites under active monitoring, sometimes for years. The sluggishness of change suggests that a deeper …
The Invention Of Plastic Plate For The Semiquantitative Detection Of Somatic Cells In Farm Bulk Tank Milk, Piyarat Jiarpinitnun
The Invention Of Plastic Plate For The Semiquantitative Detection Of Somatic Cells In Farm Bulk Tank Milk, Piyarat Jiarpinitnun
Chulalongkorn University Theses and Dissertations (Chula ETD)
Bulk tank milk somatic cell count (BTM SCC) is worldwide acceptable as an indicator of subclinical mastitis and milk quality at the farm level. Several countries determine the BTM SCC level for quality control and milk pricing. In Thailand, BTM SCC standard is set at 500,000 cells/ml and premium milk quality is set at less than 100,000 cells/ml. Milk collecting centers (MCCs) use CMT (California Mastitis Test) for screening raw milk quality. However, CMT has an error and high variation. This study aims to invent a new semiquantitative device for determining BTM SCC and to validate the device in comparison …
Assessment Of Left Atrial Function In Feline Hypertrophic Cardiomyopathy By Using Two Dimensional Speckle Tracking Echocardiography, Arisara Kiatsilapanan
Assessment Of Left Atrial Function In Feline Hypertrophic Cardiomyopathy By Using Two Dimensional Speckle Tracking Echocardiography, Arisara Kiatsilapanan
Chulalongkorn University Theses and Dissertations (Chula ETD)
Hypertrophic cardiomyopathy (HCM) is one of the most common myocardial diseases in cats. The left atrial (LA) function plays an essential role in compensatory mechanism of left ventricle with diastolic dysfunction to maintain cardiac output in cats affected with HCM. Nowadays, there are several echocardiographic techniques used to evaluate the left atrial function; however, each technique has limitations. To overcome the limitations, two-dimensional speckle tracking echocardiography (2D-STE) is a novel technique for assessment the LA function. To date, no study focusing on assessment of the left atrial function by 2D-STE in feline HCM has been reported. The objective of this …
Vector Competence Of Culex Tritaeniorhynchus For Duck Tembusu Virus, Jitra Sanisuriwong
Vector Competence Of Culex Tritaeniorhynchus For Duck Tembusu Virus, Jitra Sanisuriwong
Chulalongkorn University Theses and Dissertations (Chula ETD)
Duck Tembusu virus (DTMUV), an emerging infectious disease in ducks, belongs to the Ntaya virus group of the Flavivirus genus in the Flaviviridae family. The emergence of DTMUV has been observed in layer and breeder duck farms in China since 2010 and in layer and broiler duck farms in Thailand since 2013. Infected ducks show neurologic signs, including an incapability to stand, ataxia, and paralysis. A significant drop in egg production is usually observed among layer ducks. The transmission of DTUMV involves mosquito vectors, however, the exact role of mosquitoes in the ecology of DTMUV in Thailand remains unclear. The …
Development Of Mucoadhesive Nanovaccine Against Columnaris Disease In Red Tilapia (Oreochromis Sp.), Sirikorn Kitiyodom
Development Of Mucoadhesive Nanovaccine Against Columnaris Disease In Red Tilapia (Oreochromis Sp.), Sirikorn Kitiyodom
Chulalongkorn University Theses and Dissertations (Chula ETD)
Tilapia (Oreochromis sp.) is very important and high production of freshwater fish in Thailand. Columnaris disease has been now recognized as one of the most serious infectious diseases in farmed tilapia. The disease is caused by Flavobacterium columnare. Among the prevention and control strategies, vaccination is one of the most effective approach. According to the pathogenesis of this bacteria, the characteristic lesion is almost at mucosal area of skin and gill. Therefore, hypothesized that the mucosal nanovaccine with mucoadhesive characteristic could be suitable vaccination method to control columnaris disease. In this study, we determined vaccine strain candidate by clinical field …
Epidemiological Surveillance Of Feline Morbillivirus Infection In The Aspects Of Polymerase Chain Reaction, Indirect Elisa And Immunohistochemistry, Surangkanang Chaiyasak
Epidemiological Surveillance Of Feline Morbillivirus Infection In The Aspects Of Polymerase Chain Reaction, Indirect Elisa And Immunohistochemistry, Surangkanang Chaiyasak
Chulalongkorn University Theses and Dissertations (Chula ETD)
Feline morbillivirus (FeMV), a relatively new virus, has been discovered in domestic cats and associated with kidney diseases since 2012 in Hong Kong. The FeMV study gained widely attentions in many countries whereas the pathogenesis remains elusive. These studies aimed to provide the FeMV knowledge in Thai domestic cat by performing the genetic-based, serological-based and pathological-based studies of FeMV-infected in Thai cats. Additionally, the indirect enzyme linked immunosorbent assay (ELISA) and rabbit polyclonal antibody against FeMV matrix (FeMV-M) protein was produced for seroprevalence and viral localization by immunohistochemistry (IHC) techniques, respectively. Our results revealed the FeMV RNA prevalence at 11.9% …
Evidence Of Vertical And Horizontal Transmission Of Francisella Noatunensis Subsp. Orientalis In Hybrid Red Tilapia (Orerochromis Sp.), Vuong Viet Nguyen
Evidence Of Vertical And Horizontal Transmission Of Francisella Noatunensis Subsp. Orientalis In Hybrid Red Tilapia (Orerochromis Sp.), Vuong Viet Nguyen
Chulalongkorn University Theses and Dissertations (Chula ETD)
Francisellosis caused by Franciscella orientalis (formerly named: Franciscella noatunensis subspecies orientalis) has been reported as one of the most important emergent diseases of warm water fish. However, little is known about its transmission, fastidious nature, survival, and persistence in multiple environments and global presence. This study aims to investigate vertical transmission, horizontal transmission by vectors and effect of other organisms on the outbreak of francisellosis in hybrid red tilapia. To prove the transmission of F. orientalis from subclinically infected tilapia mouthbrooders to their offspring through the current practice of fry production in tilapia hatcheries, experimentally infected hybrid red tilapia broodstock …
Detection On The Expression Of The Transcription Factors: Oct-4, Nanog, And Sox-2 Genes In Canine Cutaneous Mast Cell Tumors, Sirilak Meesuwan
Detection On The Expression Of The Transcription Factors: Oct-4, Nanog, And Sox-2 Genes In Canine Cutaneous Mast Cell Tumors, Sirilak Meesuwan
Chulalongkorn University Theses and Dissertations (Chula ETD)
The objectives of this study were to determine the expression of Oct-4, Nanog, and Sox-2 in both mRNA and proteins levels. The 30 biopsied MCT cases, from the Small Animal Teaching Hospital, Faculty of Veterinary Science, Chulalongkorn University, were used in this study. The samples were divided into two parts; part I, the biopsied samples were processed for paraffin section and stained with H&E stain, for grading based on Patnaik’s system and Kiupel’s system and the other part was detected the expression of Oct-4, Nanog, and Sox-2 genes. The MCT samples were classified into three grades; grade I, II, and …
Correlation Of Allergen Specific Immunoglobulin To House Dust Mites And Commensal Microbes In Atopic Dogs And Identification Of Major Allergen In Dermatophagoides Farinae, Nathrada Khantavee
Correlation Of Allergen Specific Immunoglobulin To House Dust Mites And Commensal Microbes In Atopic Dogs And Identification Of Major Allergen In Dermatophagoides Farinae, Nathrada Khantavee
Chulalongkorn University Theses and Dissertations (Chula ETD)
To confirm a causative allergen in atopic dogs could test through intradermal skin testing (IDT) or allergen-specific IgE serology testing (ASIS). ASIS is more practical, convenient and safer. However, the results of ASIS could be affected by source and type of allergen. Crude allergen extracts were still used in commercial testing and protein antigens of skin microbes were not included in the panel of testing. In this study, our group developed serology test for confirming house dust mite allergy called Dermatophagoides farinae and D. pteronyssinus, and measuring specific immunoglobulin to skin microbes on dogs like Malssezia pachydermatis yeast and Staphylococcus …
Risk Assessment Of Vibrio Parahaemolyticus In White Shrimp (Litopenaeus Vannamei) From Retail Market, Praphatsorn Yokyingyong
Risk Assessment Of Vibrio Parahaemolyticus In White Shrimp (Litopenaeus Vannamei) From Retail Market, Praphatsorn Yokyingyong
Chulalongkorn University Theses and Dissertations (Chula ETD)
Vibrio parahaemolyticus is the leading cause of seafood borne gastroenteritis in many countries including Thailand. It is a gram-negative, halophilic bacterium which was normally found in estuarine environment and seafood. The infection usually occurred from consuming raw, inadequate cooked, or cross-contaminated seafood. Risk assessment is a scientific tool to evaluate health hazard from V. parahaemolyticus infection. In this study, a risk of V. parahaemolyticus infection from raw shrimp consumption (Litopenaeus vannamei) was conducted. This study estimated the prevalence and level of V. parahaemolyticus in 2 retail types across 6 provinces nationwide by 3-tubes MPN. Risk assessment from raw shrimp consumption …
Genetic Characteristics Of Avian Influenza A Viruses Isolated From Thai Free-Grazing Ducks And Their Pathogenicity Potential In Animal Models, Supassama Chaiyawong
Genetic Characteristics Of Avian Influenza A Viruses Isolated From Thai Free-Grazing Ducks And Their Pathogenicity Potential In Animal Models, Supassama Chaiyawong
Chulalongkorn University Theses and Dissertations (Chula ETD)
Influenza A viruses (IAVs) can infect several animal species and humans. In Thailand, free-grazing ducks are reservoir hosts of influenza A virus. The free-grazing ducks are potentially interface with wild birds and domestic birds and subsequently cause interspecies transmission of IAVs. This thesis composes of three study phases. Phase 1 is surveillance of influenza A in free-grazing ducks. Phase 2 is genetic characterization and diversity analysis of influenza A viruses from free-grazing ducks. Phase 3 is challenge of influenza A viruses isolated from free-grazing ducks in animal models. For phase 1, multi-years surveillance of IAVs in free-grazing ducks was conducted …
Detection And Study Of Genetic Diversity Of Selected Vector-Borne Protozoa And Rickettsia In Buffaloes In Thailand By Biomolecular Method, Hoang Lan Anh Nguyen
Detection And Study Of Genetic Diversity Of Selected Vector-Borne Protozoa And Rickettsia In Buffaloes In Thailand By Biomolecular Method, Hoang Lan Anh Nguyen
Chulalongkorn University Theses and Dissertations (Chula ETD)
This study aimed to determine the occurrence, geographical distribution and genetic diversity of tick and mosquito-borne protozoa and rickettsia in buffaloes by the PCR – sequencing approach. A total of 456 blood samples were collected in provinces of Thailand including Mukdahan, Uthai Thani, Lampang, Amnat Charoen, Nong Bua Lamphu, Phatthalung, Surin and Chachoengsao. DNA was extracted from buffalo blood and screened for the presence of pathogens, followed by sequencing. The results indicated that the overall prevalence of rickettsia, protozoa, and malaria were 41%, 25.4%, and 12.9% respectively. Double and triple infection of buffaloes with pathogens were observed in 19.1% of …
Genetic Characterization Of Canine Parvovirus And Circovirus In Dogs In Vietnam, Nguyen Manh Tuong
Genetic Characterization Of Canine Parvovirus And Circovirus In Dogs In Vietnam, Nguyen Manh Tuong
Chulalongkorn University Theses and Dissertations (Chula ETD)
Canine parvovirus (CPV-2) emerged and caused severe enteritis in dogs since the 1970s. The last variant, CPV-2c is considered as the high virulent strain and spread ubiquitous worldwide. This strain was early detected in Vietnam since 2002, but the whole genome is still fragmentary. In this study, we attempted to gain the whole genome of CPV-2c from the Vietnamese infected dogs as the first report of the full-length CPV-2c sequence originated from Asia. The Vietnamese CPV-2c exhibited the common mutations in both structural and nonstructural proteins and shared a typical evolutionary pattern with Asian strains. Besides, Vietnamese sequences presented some …
Effect Of Fish Antifreeze Protein Type Iii Supplementation To Semen Extender On Cryopreserved Dog Spermatozoa, Rudal Jetta Bayusalaksa
Effect Of Fish Antifreeze Protein Type Iii Supplementation To Semen Extender On Cryopreserved Dog Spermatozoa, Rudal Jetta Bayusalaksa
Chulalongkorn University Theses and Dissertations (Chula ETD)
Ice binding protein such as antifreeze protein (AFP) type III have been used as a cryoprotectant and proven to improve sperm survival in some species but dog. Addition of Equex STM paste to semen freezing medium provides beneficial effects on cryopreserved dog sperm. Hence, the objectives of this study were to (a) evaluate the effects of AFP (Experiment I) and (b) its combination with Equex STM paste on cryopreserved dog spermatozoa (Experiment II). The semen samples were pooled to allow for a sufficient number of sperm and to reduce an individual variation. Only sperm-rich fractions with total motility more than …
Establishment Of Encapsulated Human Dental Pulp Stem Cell-Derived Insulin Producing Cells (Hdpsc-Ipcs) For Translational Stem Cell Based Diabetes Therapy, Suryo Kuncorojakti
Establishment Of Encapsulated Human Dental Pulp Stem Cell-Derived Insulin Producing Cells (Hdpsc-Ipcs) For Translational Stem Cell Based Diabetes Therapy, Suryo Kuncorojakti
Chulalongkorn University Theses and Dissertations (Chula ETD)
Current approach for diabetes treatment remained several adverse events varied from gastrointestinal to life-threatening symptoms. Regenerative therapy regarding Edmonton protocol has been facing serious limitations involving protocol efficiency and safety. This led to the study for alternative insulin-producing cell (IPC) resource and transplantation platform. In this study, evaluation of encapsulated human dental pulp stem cell (hDPSC)-derived IPCs (hDPSC-IPCs) by alginate (ALG) and pluronic F127-coated alginate (ALGPA) was performed. The results showed that ALG and ALGPA preserved hDPSC viability and allowed glucose and insulin diffusion in and out. ALG- and ALGPA-encapsulated hDPSC-IPCs maintained viability for at least 336 hours and sustained …
Resistome Analysis Of Aeromonas Veronii Strains Isolated From Diseased Outbreak In Tilapia Farms In Thailand, Rungnapa Sakulworakan
Resistome Analysis Of Aeromonas Veronii Strains Isolated From Diseased Outbreak In Tilapia Farms In Thailand, Rungnapa Sakulworakan
Chulalongkorn University Theses and Dissertations (Chula ETD)
Aeromonas veronii outbreaks in tilapia farming caused relatively high mortality. Moreover, it was resistant to many kinds of antimicrobial used in Thailand aquaculture. According to no CLSI standard, the determination of antimicrobial efficacy has been limited phenotypically; the genomics study is required. This research aims to analyze the resistome of A. veronii isolated from diseased Tilapia in Chainat, Nong Khai and Uttaradit province, Thailand. Twelve isolates of A. veronii were identified base on gyrB sequencing then determined the MIC value to eight antimicrobials (AMP, AML, GEN, ENR, OXO, OXY, SXT, and FFC). According to MIC patterns, five representatives were performed …
Chondroprotective Efficacy Of Undenatured Collagen Type Ii On Canine Osteoarthritis Secondary To Medial Patellar Luxation, Susolos Kunsuwanachai
Chondroprotective Efficacy Of Undenatured Collagen Type Ii On Canine Osteoarthritis Secondary To Medial Patellar Luxation, Susolos Kunsuwanachai
Chulalongkorn University Theses and Dissertations (Chula ETD)
Osteoarthritis (OA) is found secondary from medial patellar luxation (MPL) which is one of the most common diseases in small-breed dogs. Managements of the disease are surgical correction or a medical treatment. In the patients who are unable to do the surgical correction, non-steroidal anti-inflammatory drugs (NSAIDs) remains the drug of choice for OA therapy. Nowadays nutraceuticals have become more popular since there are no side effects once given for a long period of time. The purpose of this study was to evaluate the clinical chondroprotective effects of undenatured collagen type-II (UCII) on OA secondary to canine medial patellar luxation. …
Comparison Of The Physical Capacity Using 6-Minute Walk Test And Questionnaire Before And After Resection Of Elongated Soft Palate By Bipolar Sealing Device In French Bulldogs, Tamolwan Anyamaneecharoen
Comparison Of The Physical Capacity Using 6-Minute Walk Test And Questionnaire Before And After Resection Of Elongated Soft Palate By Bipolar Sealing Device In French Bulldogs, Tamolwan Anyamaneecharoen
Chulalongkorn University Theses and Dissertations (Chula ETD)
Brachycephalic airway obstruction syndrome (BAOS) is an anatomical abnormality of upper airway commonly found in brachycephalic breeds leading to clinical signs and physical capacity impairment. The purposes of this study were to compare clinical signs and physical capacity in French bulldogs between before and after surgical correction using questionnaire and 6-minute walk test (6-MWT). Twenty-seven French bulldogs were enrolled in this study and divided into normal group (n=7) and BAOS group (n=20). History taking, clinical signs and questionnaire information were recorded and 6-MWT was performed in both groups. BAOS dogs had significantly higher severity of clinical signs from questionnaire with …
Taxonomy Of Nocturnal Parasitic Wasps Family Braconidae (Hymenoptera: Ichneumonoidea) In Doi Phu Kha National Park, Thailand, Marisa Raweearamwong
Taxonomy Of Nocturnal Parasitic Wasps Family Braconidae (Hymenoptera: Ichneumonoidea) In Doi Phu Kha National Park, Thailand, Marisa Raweearamwong
Chulalongkorn University Theses and Dissertations (Chula ETD)
Parasitoid wasps of the family Braconidae are classified in the order Hymenoptera, same as bees, ants and other wasps. The Braconidae is one of the most species-rich families in the Insecta. Doi Phu Kha National Park (DPKNP) has highly diverse organisms, both flora and fauna reflecting the great varieties of habitat types, however, there is very little information on the taxonomy of Braconidae in this national park. Therefore, the aim of this research is to establish the taxonomy of nocturnal parasitic wasps in the family Braconidae within the DPKNP using light trapping technique. A total of 846 specimens, 177 morphospecies …
Impacts And Adaptive Measures For Groundwater Use In The Mekong Delta. Case Study : Tra Vinh Province, Tuan Pham Van
Impacts And Adaptive Measures For Groundwater Use In The Mekong Delta. Case Study : Tra Vinh Province, Tuan Pham Van
Chulalongkorn University Theses and Dissertations (Chula ETD)
Because of the rapid growth of population and fast economic development in the Vietnamese Mekong Delta (VMD), the surface water resources are unable to meet these demands and groundwater is also over-abstracted. Groundwater depletion and saline water intrusion become the main problems that threaten drinking water supplies, farming systems, and livelihoods in the delta, especially coastal areas. It is necessary to provide a fully comprehensive picture of groundwater use (GWU) and its impact issues In Tra Vinh Province, a coastal province of VMD, dependency on GW increases from north to south which has a strong relation with availability of freshwater …
Model Development And Economic Evaluation Of Vendor-Managed Inventory (Vmi): A Case Study Of A Provincial Hospital, Sarunya Adirektawon
Model Development And Economic Evaluation Of Vendor-Managed Inventory (Vmi): A Case Study Of A Provincial Hospital, Sarunya Adirektawon
Chulalongkorn University Theses and Dissertations (Chula ETD)
The research comprises three purposes: 1). to explore the current situation on inventory management in hospitals; 2). to develop an effective VMI model for a hospital, and 3). to evaluate the financial impact of the VMI model. This article studies the medicine selection, procurement, and inventory management theme of the in-depth interview data analysis. The current situation analysis reveals that there are two main issues of the current medicine supply chain management. This article analyzes the limitation following the USAID VMI model development guideline. The researcher suggests developing the 3rd Party Managed Inventory Services (3MIS) model to solve the issue …
โมเดลการออกแบบสถานการณ์จำลองเสมือนจริงที่ส่งเสริมการสร้างแบบจำลองคอมพิวเตอร์และการให้เหตุผลเชิงวิทยาศาสตร์ด้วยการสืบสอบบนฐานการโต้แย้ง, เจตนิพิฐ แท่นทอง
โมเดลการออกแบบสถานการณ์จำลองเสมือนจริงที่ส่งเสริมการสร้างแบบจำลองคอมพิวเตอร์และการให้เหตุผลเชิงวิทยาศาสตร์ด้วยการสืบสอบบนฐานการโต้แย้ง, เจตนิพิฐ แท่นทอง
Chulalongkorn University Theses and Dissertations (Chula ETD)
การวิจัยนี้มีวัตถุประสงค์เพื่อนำเสนอโมเดลการออกแบบสถานการณ์จำลองเสมือนจริงที่ส่งเสริมการสร้างแบบจำลองคอมพิวเตอร์และการให้เหตุผลเชิงวิทยาศาสตร์ กลุ่มตัวอย่างที่ใช้ในการศึกษาสภาพ ปัญหา ความต้องการในการจัดการเรียนการสอนเพื่อพัฒนาการสร้างแบบจำลองคอมพิวเตอร์ และการให้เหตุผลเชิงวิทยาศาสตร์ ได้แก่ ครูผู้สอนรายวิชาวิทยาศาสตร์ระดับชั้นมัธยมศึกษาตอนต้น สังกัดสำนักงานเขตพื้นที่การศึกษามัธยมศึกษา เขต 28 จำนวน 105 คน วิเคราะห์ผลโดยใช้ดัชนีความต้องการจำเป็น ตัวอย่างที่ทดลองออกแบบสถานการณ์จำลองเสมือนจริงที่ส่งเสริมการสร้างแบบจำลองคอมพิวเตอร์และการให้เหตุผลเชิงวิทยาศาสตร์ คือ ผู้วิจัย เมื่อผู้วิจัยพัฒนาโปรแกรมสถานการณ์จำลองเสมือนจริงส่งเสริมการสร้างแบบจำลองคอมพิวเตอร์และการให้เหตุผลเชิงวิทยาศาสตร์แล้วนำไปทดลองใช้กับนักเรียนชั้นมัธยมศึกษาปีที่ 3 โรงเรียนศรีสะเกษวิทยาลัย จำนวน 40 คน วิเคราะห์ผลการทดลองด้วยการทดสอบที จากนั้นนำเสนอโมเดลการออกแบบ และรูปแบบของสถานการณ์จำลองเสมือนจริงที่ส่งเสริมการสร้างแบบจำลองคอมพิวเตอร์และการให้เหตุผลเชิงวิทยาศาสตร์ ต่อผู้เชี่ยวชาญเพื่อประเมินความเหมาะสมและรับรองโมเดลการออกแบบ และรูปแบบของของสถานการณ์จำลองเสมือนจริงที่ส่งเสริมการสร้างแบบจำลองคอมพิวเตอร์และการให้เหตุผลเชิงวิทยาศาสตร์ วิเคราะห์ผลโดยใช้ ค่าเฉลี่ย ส่วนเบี่ยงเบนมาตรฐาน และฐานนิยม ผลการวิจัย พบว่า สื่อการเรียนการสอนที่ใช้ในปัจจุบันไม่สามารถพัฒนาผู้เรียนให้สามารถสร้างแบบจำลองทางวิทยาศาสตร์โดยใช้คอมพิวเตอร์ แลัการให้เหตุผลเชิงวิทยาศาสตร์ได้เท่าที่ควรจะเป็น 2. ขั้นตอนของการการออบแบบสถานการณ์จำลองเสมือนจริงส่งเสริมการสร้างแบบจำลองคอมพิวเตอร์และการให้เหตุผลเชิงวิทยาศาสตร์ ประกอบไปด้วย 18 ขั้นตอน 3. ผู้เรียนที่เรียนด้วยสถานการณ์จำลองเสมือนจริงที่ส่งเสริมการสร้างแบบจำลองคอมพิวเตอร์และการให้เหตุผลเชิงวิทยาศาสตร์ที่ผู้วิจัยพัฒนาขึ้น มีคะแนนการสร้างแบบจำลองคอมพิวเตอร์ และการให้เหตุผลเชิงวิทยาศาสตร์ สูงขึ้นอย่างมีนัยสำคัญทางสถิติที่ระดับ .05 4. ผู้ทรงคุณวุฒิจำนวน 5 คน มีความเห็นว่าโมเดลการออกแบบสถานการณ์จำลองเสมือนจริงส่งเสริมการสร้างแบบจำลองคอมพิวเตอร์และการให้เหตุผลเชิงวิทยาศาสตร์ที่ผู้วิจัยพัฒนาขึ้นมีความเหมาะสมในระดับดีมาก 5. ผู้ทรงคุณวุฒิจำนวน 5 คน มีความเห็นว่ารูปแบบสถานการณ์จำลองเสมือนจริงส่งเสริมการสร้างแบบจำลองคอมพิวเตอร์และการให้เหตุผลเชิงวิทยาศาสตร์ที่ผู้วิจัยพัฒนาขึ้นมีความเหมาะสมในระดับดีมาก