Tea&Coffee Research

As the core missions and roles of the Tea and Coffee Institute are to support research works on tea coffee, as well as, being a collaboration and network center for tea coffee research in both domestic and international levels, since we realize that research is an effective tool for knowledge discovery and problem solving that leads to development of tea and coffee industry in Thailand.


Year Research title Researcher School
2567 Analysis of amino acid profile in among the tea leave varieties Mrs.Xiong Dan Collaboration between the School of Science at Mae Fah Luang University and Guizhou Vocational College of Economics and Business, Duyun, Guizhou, China, under the university's Visiting Scholar Program.




 
2567 Study on the Effect of Enzyme-Assisted Extraction under Different Water Temperatures on the Quality of Green Tea Extract Ms. Jiranya Klingsuwan Faculty of Agro-Industry Prince of Songkla University, Hatyai Campus
2567 Development of Healthy Konjac Jelly with Carrageenan and Orange-Flavored Tea Ms. Chonthicha Thongnum Faculty of Agro-Industry Prince of Songkla University, Hatyai Campus
2567 Effect of High-Pressure Processing on the Quality of Cold Brewed Green Tea Asst. Prof. Dr. Natthawuddhi Donlao School of Agro-Industry
2567 Optimization of catechin extraction and stabilization with encapsulation agent Ms. Lilou Marcelle Flavie Perez Université de Montpellier (France)
2567 Application of high pressure processing on the development of a bottled black tea with pineapple for health promotion Ms. Clara Julie Carole Bonnet Université de Montpellier (France)
2567 Starch digestibility of cooked rice as influenced by the addition of different
tea types (Camellia sinensis): An in vitro study
1. Gunthawan Apinanthanuwong
2. Thiraphong Aumasa
3. Yukiharu Ogawa
4. Jaspreet Singh
5. Assoc.Prof.Dr. Worawan Panpipat
6. Asst. Prof. Dr. Natthawuddhi Donlao
School of Agro-Industry
2567 The role of herbal teas in reducing the starch digestibility of cooked rice
(Oryza sativa L.): An in vitro co-digestion study
1. Thiraphong Aumasa
Yukiharu Ogawa
Jaspreet Singh
Assoc.Prof.Dr. Worawan Panpipat
Asst. Prof. Dr. Natthawuddhi Donlao
School of Agro-Industry
2567 Recent insights into catechins-rich Assam tea extract for photoaging and senescent ageing 1. Associate Professor
Dr.Mayuree Kanlayavattanakul
2. Mattaka Khongkow
3. Wannita Klinngam
4. Puxvadee Chaikul
5. Nattaya Lourith
6. Asst. Prof. Dr. Piyaporn Chueamchaitrakun
School of cosmetic sciencee and Tea & Coffee institute
2567 Effects of Coffee Processing Methods on Chemical Compositions of Green Bean and Roasted Bean of Arabica Coffee Sirirung Wongsakul
Kanchana Watla-iad
School of Agro-Industry and Tea & Coffee institute
2567 The Influence of roasting levels on the physiochemical changes and cupping quality of Thai Arabica coffee beans 1. Mr.Sai Aung Moon
2. Sirirung Wongsakul
3. Hiroaki Kitazawa
4. Asst. Prof. Dr. Rattapon Saengrayap
School of Agro-Industry
2567 อนุสิทธิบัตร เรื่อง กรรมวิธีการเตรียมสารสกัดใบชาที่มีองค์ประกอบของสารกลุ่มคาเทชินเพื่อใช้ในผลิตภัณฑ์เพื่อสุขภาพและความงาม (Petty Patent: Method for Preparing Tea Leaf Extract Containing Catechin Compounds for Use in Health and Beauty Products) 1. Associate Professor
Dr.Mayuree Kanlayavattanakul
2. Asst. Prof. Dr. Puxvadee Chaikul
3. Asst. Prof. Dr. Piyaporn Chueamchaitrakun
School of cosmetic sciencee and Tea & Coffee institute
2567 Application of ATR-FTIR for Green Arabica Bean Shelf-Life Determination in Accelerated Storage 1. Sai Aung Moon
2. Dr.Sirirung Wongsakul
3. Hiroaki Kitazawa
4. Sila Kittiwachana
5. Rattapon Saengrayap
School of Agro-Industry
2567 Influence of Post-Harvest Processing and Drying Techniques on Physicochemical Properties of Thai Arabica Coffee 1. Sai Aung Moon
2. Dr.Sirirung Wongsakul
3. Hiroaki Kitazawa
4. Sila Kittiwachana
5. Asst. Prof. Dr. Rattapon Saengrayap
School of Agro-Industry
2567 Molecular Characterization of Wild Tea Plants (Camellia spp.) in Thailand Using DNA Barcoding Markers 1. Phijitra Umalee
2. Asst. Prof. Dr. Siam Popluechai
3. Asst. Prof. Dr. Ekachai Chukeatirote
4. Asst. Prof. Dr. Kanchana Watlaiad
5. Asst. Prof. Dr. Somrudee Nilthong
School of Science

Year Research title Researcher School
2566 The Use of Infrared Spectra with Chemometrics to Determine Coffee Sensory Attributes 1. Mr.Sai Aung Moon
2. Dr.Sirirung Wongsakul
3. Mr.Hiroaki Kitazawa
4. Asst. Prof. Dr. Rattapon Saengrayap
 
2566 International Exchanges and Gastronomical Tea Tourism 1. Khaokhrueamuang A.
2. Chueamchaitrakun P.
3. Nakakoji K.
 
2566 Starch digestibility of cooked rice as influenced by the addition of different tea types (Camellia sinensis): An in vitro study 1. Gunthawan Apinanthanuwong
2. Thiraphong Aumasa
3. Yukiharu Ogawa
4. Jaspreet Singh
5. Worawan Panpipat
6. Asst. Prof. Dr. Natthawuddhi Donlao
 
2566 Effects of Ultrasound-assisted Extraction on Physicochemical Properties of Green Tea (Camellia sinensis var. assamica) Catechins Mr.Haoyuan Su School of Agro-Industry
2566 Coffee Processing Evaluation from Coffee Cherries to Roasted Beans: A Case of Northern Thai Arabica Coffee Mr.Sai Aung Moon School of Agro-Industry
2566 Effect of Gum Arabic on catechin stability 1. Miss Rachita Khamsandet
2. Miss Juthamas Prempree
School of Agro-Industry
2566 Study of phytochemical composition and pharmacological effects in ready-to-drink tea products to create awareness of healthy tea production Asst. Prof. Dr. Piyaporn Chueamchaitrakun Tea & Coffee institute and School of Agro-Industry
2566 Assessment of the shelf life of catechin extracts in different conditions Associate Professor
Dr.Mayuree Kanlayavattanakul
School of cosmetic sciencee
2566 Effects of Ultrasound-assissted Extraction and Tannase Treatment on Physicochemical and Functional Properties of Green Tea (Camellia sinensis var. assamica) Catechins Mr.Haoyuan Su School of Agro-Industry
2566 Development of a map of the chemical composition and flavor characteristics of Arabica coffee beans grown in the upper northern region of Thailand. Asst. Prof. Dr. Rattapon Saengrayap School of Agro-Industry
2566 Development of the extraction process, biological activity studies and the effect on the skin barrier function of tea extracts for use as active ingredients in anti-aging cosmetic products Associate Professor
Dr.Mayuree Kanlayavattanakul
School of cosmetic sciencee
2566 Instant beverage effervescent Green tea catechin mixed with indian gooseberry 1. Ms. Phitsinee Saiprathum
2. Ms. Rada Phattharathada
3. Ms. Riyana Hayiuma
4. Ms. Punyaphon Chumchim
School of Agro-Industry
2566 Effects of encapsulation on physical and chemical properties of green tea extract Miss Channikan Sutthimakorn Faculty of Agro-Industry Prince of Songkla University
2566 Effect of enzymatic treatment on green tea extracts Miss Natthika Srisang Faculty of Agro-Industry Prince of Songkla University
2566 Instant beverage effervescent Green tea catechin mixed with indian gooseberry Ms. Phitsinee Saiprathum School of Agro-Industry
2566 Coffee Processing Evaluation from Coffee Cherries to Roasted Beans: A Case of Northern Thai Arabica Coffee Mr. Sai Aung Moon School of Agro-Industry
2566 Effect of Gum Arabic on catechin stability 1. นางสาวรัชิตา คำแสนเดช
2. นางสาวจุฑามาศ เปรมปรี
School of Agro-Industry

Year Research title Researcher School
2565 Doi Mae Salong: Thailand's Best Kept Tea Origin Sceret Thomas Schmid
Asst. Prof. Dr. Piyaporn Chueamchaitraku
 
2565 Petty patent: Application of tea extracts in health beverage products Tea Shot Drink Asst. Prof. Dr. Piyaporn Chueamchaitrakun  

Year Research title Researcher School
2564 Increasing the value of tea by using enzymes from microorganisms 1. Mr. Natchapon Mathupo
2. Mr. Bancha Phongpanich
School of Science
2564 Organic Tea production in Thailand: Strategy and way forward Asst. Prof. Dr. Piyaporn Chueamchaitrakun School of Agro-Industry
2564 Volatile Profiles and Antioxidant Activity of Different Cultivars of Camellia sinensis var. assamica Grown in Thailand Assoc. Prof. Dr. Patcharee Pripdeevech School of Science
2564 Funtioning tourism interpretation on consumer products at the torist generating region through tea tourism 1. Amnaj Khaokhrueamuang
2. Asst. Prof. Dr. Piyaporn Chueamchaitraku
3. Warinthom Kachendecha
4. Mr.Yuki Tamari
5. Mr.Kazuyoshi Nakakoji
 
2564 Identification of some coffee leafe texa using fluorescence spectroscopy and chemometrics 1. Saowaluk Madkuksung
2. Plaipol Dedvisitsakul
3. Kanchana Watla-iad
 

Year Research title Researcher School
2563 Digestive recovery of green tea catechins other invitro digestion. Asst. Prof. Dr. Natthawuddhi Donlao School of Agro-Industry
2563 Physicochemical Properties And Aromatic Profile Of Arabica Coffee In Ywangan Township, Myanmar. 1. Mr. Sai Aung Moon
2. Asst. Prof. Dr. Piyaporn Chueamchaitrakun
School of Agro-Industry
2563 Evaluation of Individual Phenolic Compounds of Different Assam Tea Varieties Planted in Northern Thailand. Assoc. Prof. Dr. Patcharee Pripdeevech School of Science
2563 Optimal conditions for extracting catechins from native tea varieties of Thailand. Dr. Sirirung Wongsakul School of Agro-Industry
2563 Quality Education Project Standards for catechin extracts from native tea varieties of Thailand and their applications. Asst. Prof. Dr. Piyaporn Chueamchaitrakun School of Agro-Industry
2563 DNA barcode and chemical composition project for the identification of tea varieties in the tea germplasm collection of Thailand Asst. Prof. Dr. Somrudee Nilthong School of Science
2563 Product development Organic agricultural products for the development of farmers' careers in the upper northern region 2 Asst. Prof. Dr. Piyaporn Chueamchaitrakun School of Agro-Industry , School of Information Technology and Intellectual Property and Innovation Management Division

Year Research title Researcher School
2562 Investigation of bioactive compound from tea in Chiang Rai. Ms. Khanitha Sukprakhon School of Science
2562 Extraction of catechin from local tea. 1. MS. Nguyen Thi Kim Oanh
2. Dr. Sirirung Wongsakul
School of Agro-Industry
2562 Development of Effervescent Tea. 1. MS. Abigail Berhrose Sembiring
2. Asst. Prof. Dr. Piyaporn Chueamchaitrakun
School of Agro-Industry
2562 Catechin extraction and antioxidant property of extract from Assam tea leaves. 1.Ms. Juthamas Kongcharoen
2. Dr. Sirirung Wongsakul
School of Agro-Industry
2562 Study of hair growth stimulating activity and development of anti-hair loss product with coffee cherry extract. Ms. Jitraphon Phuaknang School of cosmetic sciencee
2562 ‎Comparison of the chemical composition of camellia sinnensis tea varieties collected from different provinces in the north and planted in the same demonstration plot.‎ Assoc. Prof. Dr. Patcharee Pripdeevech School of Science
2562 ‎Development of cosmetics kits for the face with tea extract‎. Asst. Prof. Dr.Puxvadee Chaikul School of cosmetic sciencee
2562 The influence of processing conditions on catechin, caffeine and chlorophyll contents of green tea (Camellia sinensis) leaves and infusions. Asst. Prof. Dr. Natthawuddhi Donlao School of Agro-Industry

Year Research title Researcher School
2561 Development of Mangoesteen Infusion Tea Mixed with Blueberry. 1. MS. Yeti katon Rahmawati Sujarnoko
2. Asst. Prof. Dr. Piyaporn Chueamchaitrakun
School of Agro-Industry
2561 Effect of Tannase treatment on tea cream reduction in concentrated green tea. 1. MS. Thidarat Poonsri
2. MS. Wilasinee Yuaid
3. Asst. Prof. Dr. Piyaporn Chueamchaitrakun
School of Agro-Industry
2561 Effect of centrifugation to inhibit tea cream in concentrated black tea. 1. MS. Nannalin Mansa-ard
2. MS. Pattaranun Hemjayati
3. Asst. Prof. Dr. Piyaporn Chueamchaitrakun
School of Agro-Industry
2561 The effect of brewing time and temperature on antioxidant activity and taste in different price of green tea. 1. MS. Chutaporn Pittaynuraksakul
2. MS. Sunitra Tangtrakolchai
3. Asst. Prof. Dr. Theerapong Theppakorn
School of Agro-Industry
2561 Estimation of Sunset yellow FCF and physiochemical analysis of tea products. 1. MS. Nooe Haida Binti Muda
2. Asst. Prof. Dr. Theerapong Theppakorn
School of Agro-Industry
2561 ‎Thesis on emotions, sensory perception of tea consumers and application‎. Ms. Sainampueng Thongsai Kasetsart university
2561 ‎Old leaves, young leaves, oolong chinese tea for extracting the endophyte to test the ability to resist disease.‎ 1. Ms. Surangkana Chimthai and
2. Ms. Anthikan Klaomchit
School of Science
2561 Physical and chemical analysis of Normal Tea, Peaceful and Eternity Brand. 1. Mr. Samuel Gate
2. Asst. Prof. Dr. Piyaporn Chueamchaitrakun
ISTOM Engineering School of International Agro-development,
France

Year Research title Researcher School
2560 Effects of Physical, Chemical and Biochemical Treatments on Tea Cream Formation in Concentrated Black Tea. 1. Mr. Muhammad Rafiq
2. Asst. Prof. Dr. Piyaporn Chueamchaitrakun
School of Agro-Industry
2560 Effervescent Tea as A Product Development of Tea variant Assam. 1. MS. Abigail Bethrose Sembiring
2. Asst. Prof. Dr. Piyaporn Chueamchaitrakun
School of Agro-Industry

Year Research title Researcher School
2559 Development of White Tea (Camelia sinensis) Shot Formulated with White Tea Extract, Ascorbic Acid, and Sucrose to obtain High Stability of Total Catechin 1. Mr. Prasetyo Pamungkas
2. Asst. Prof. Dr. Theerapong Theppakorn
School of Agro-Industry
2559 Study on the blending of green tea from Chinese tea (Camellia sinensis var. sinensis) and Assam tea (Camellia sinensis var. assamica) 1. MS. Nur Amidah binti Shamsuddin
2. Asst. Prof. Dr. Theerapong Theppakorn
School of Agro-Industry
2559 The Effects of Temperature on the Quality of White Tea Concentrate Drink 1. MS. Khairunnisa Ghazali
2. Asst. Prof. Dr. Theerapong Theppakorn
School of Agro-Industry
2559 Effect of Cashew Leaf Blended with Green Tea on Physicochemical, Bioactive Compound and Sensory Properties 1. Ms. Sasikan Homgate
2. MS. Warunee Termponl
3. Asst. Prof. Dr. Piyaporn Chueamchaitrakun
School of Agro-Industry
2559 HPLC method development for analysis of Tartrazine in instant green tea powder. 1. MS. Natthavitra Voradach
2. Asst. Prof. Dr. Theerapong Theppakorn
School of Agro-Industry
2559 Investigation of aroma of green teas derived from Chinese and Assam tea varieties. 1. Asst. Prof. Dr. Piyaporn Chueamchaitrakun School of Agro-Industry

Year Research title Researcher School
2558 Development of Miang jelly 1. MS. Pinthusorn Tunwanit
2. Asst. Prof. Dr. Piyaporn Chueamchaitrakun
School of Agro-Industry
2558 Effects of green tea extract on the characteristics and rancidity in rice crackers ( Khao Tan) 1. MS. Bussara Phurahong
2. Asst. Prof. Wantida Homthawornchoo
School of Agro-Industry
2558 Antioxidant profile of black tea during processing 1. MS. Win Mon Mon San
2. Dr. Niramon Suntipabvivattana
School of Agro-Industry
2558 Microwave-Assisted Extraction of major components in tea residues 1. MS. Chonticha Srioaun
2. Asst. Prof. Wantida Homthawornchoo
School of Agro-Industry
2558 Characterization of rice starch-chitosan blended film incorporated with green tea extract 1. MS. Kanrawee Mangmee
2. Asst. Prof. Wantida Homthawornchoo
School of Agro-Industry
2558 Development of a simple method for detection of MSG by using the reaction of MS with pyridine-2-aldehyde and cobalt nitrate 1. MS. Pattharasuda Hanucharoenkul
2. Asst. Prof. Dr. Theerapong Theppakorn
School of Agro-Industry
2558 Effect of Electrolyzed Water on Improving Postharvest Quality in Fresh Tea Shoots 1. Mr. Myo Thiha Kyaw
2. Asst. Prof. Dr. Phunsiri Suthiluk
School of Agro-Industry
2558 Efficiency improvements on Fast Blue BB method for determination of total polyphenols in teas 1. MS. Sudkunlaya Phaowanit
2. Asst. Prof. Dr. Theerapong Theppakorn
School of Agro-Industry
2558 Development of a colorimetric method for quantification of free amino acids content in tea infusions with the pyridine-2-aldehyde and cobalt nitrate: Optimization and validation of the analytical methodology 1. MS. Nattida Khunmood
2. Asst. Prof. Dr. Theerapong Theppakorn
School of Agro-Industry
2558 Development of instant green tea beverage by using stevioside as sweetener 1. Ms. Pantira Jomthiang
2. Asst. Prof. Dr. Piyaporn Chueamchaitrakun
School of Agro-Industry
2558 Development and Characterization of Miang Salad Product and the Effect of Thermal Processing to Total Phenolic Content, Antioxidant Activity, and Microbial Counts of Miang Salad 1. Ms. Dwina Juliana Warman
2. Asst. Prof. Dr. Piyaporn Chueamchaitrakun
School of Agro-Industry
2558 Stability of catechins in white tea shot formulated with ascorbic acid, sucrose and white tea extract 1. MS. Nguyen Thi Hoai Thu
2. Asst. Prof. Dr. Theerapong Theppakorn
School of Agro-Industry
2558 Total Polyphenol, catechin profiles and antioxidant activity in difference tea varieties. 1. Mr. Thanawat Chotivan
2. Asst. Prof. Dr. Piyaporn Chueamchaitrakun
School of Agro-Industry
2558 Comparative study on phenolic antioxidant extraction from Camellia sinensis var. siensis and assamica 1. MS. Usa Kritsadaruangchai
2. Asst. Prof. Phanuphong Chaiwut
School of cosmetic sciencee
2558 Comparative antioxidant capacity of fresh Assam tea leaves from different geographical origins in Northern Thailand 1. Mrs. Sarinat Ketwal
2. Asst. Prof. Dr. Piyaporn Chueamchaitrakun
School of Agro-Industry
2558 Antimicrobial and antioxidant activities of hot water extracts from fermented tea and coffee pulp extract 1. Miss Chalalai Jaisan
2. Dr. Niramon Suntipabvivattana
School of Agro-Industry

Year Research title Researcher School
2556 ‎Models of distribution of tea pests in the upper north‎ 1. Ms. Pornphan Techaei
2. Dr. Jantrararuk Tovaranonte
School of Science
2556 Product development of orange flavor green tea 1. Mr. Emron Poh-E-Tae
2. Asst. Prof. Dr. Theerapong Theppakorn
School of Agro-Industry
2556 ‎A study of sensory attributes and consumer acceptance of tea products in thailand‎ Asst. Prof. Dr. Piyaporn Chueamchaitrakun School of Agro-Industry

Year Research title Researcher School
2555 ‎Bioactive substances from tea‎ 1. Mr. Jakob Johannson
2. Asst. Prof. Dr. Theerapong Theppakorn
Master's degree student from Chiang Mai University

Year Research title Researcher School
2554 ‎Technology transfer project : development of powdered miang water products‎ Asst. Prof. Dr. Theerapong Theppakorn School of Agro-Industry
2554 ‎Study of optimal conditions of spray drying of green tea extract at the prototype factory level‎ Asst. Prof. Dr. Natthawuddhi Donlao School of Agro-Industry
2554 ‎The effect of drinking tea for a short period of time on the carcinogenic process in laboratory animals.‎ Asst. Prof. Dr. Nattaya Konsue School of Agro-Industry
2554 ‎Agricultural accounting of tea plantation business in chiang rai province‎ 1. MS. Sari Wahyuni
2. Asst. Prof. Dr. Natthawuddhi Donlao
School of Agro-Industry
2554 A study on the Current Status of Tea in Thailand 1. MS. Atika Luthfiyyah
2. Asst. Prof. Dr. Theerapong Theppakorn
School of Agro-Industry

Year Research title Researcher School
2553 ‎Development of all polyphenol test kits in commercial tea‎ Asst. Prof. Dr. Theerapong Theppakorn School of Agro-Industry
2553 ‎Antioxidant and anti-microbial effects of green tea extract, black tea and miang‎ 1. Mrs. Renita wati
2. Dr. Niramon Suntipabvivattana
School of Agro-Industry
2553 ‎The study found the relationship of geography and climate in tea plantations to the amount of oolong tea yield in chiang rai.‎ 1. Ms. Risky Ayu Kristanti
2. Dr. Niramon Suntipabvivattana
School of Agro-Industry

Year Research title Researcher School
2552 ‎Extraction and study of chemical composition in essential oils from tea leaves camellia sinensis‎ Assoc. Prof. Dr. Patcharee Pripdeevech School of Science
2552 A ‎Study of chemical composition and bioactive effects of camellia sinensis tea seed oil‎ Dr. Theerapat Machan School of Science
2552 ‎The antimicrobial effect of Streptococcus Mutans and its effectiveness are over-free radicals in vitro of green tea in Chiang Rai.‎ Dr. Phahon Saensomchai School of cosmetic sciencee
2552 ‎Study of the impact of ultraviolet b ray content on oolong tea quantity and quality phase 2‎ Dr. Anant Eungwanichayapant School of Science
2552 ‎Assessment of the possibility of exploiting waste in chiang rai production process‎ Dr. Panom Winyayong School of Science

Year Research title Researcher School
2551 ‎Green tea powder production process at prototype factory level‎ Dr. Sailom Sampanvejsobha School of Agro-Industry
2551 ‎All polyphenol test kits in tea‎ Asst. Prof. Dr. Theerapong Theppakorn School of Agro-Industry

Year Research title Researcher School
2550 ‎Assam green tea extract extraction performance study‎ Asst. Prof. Dr. Natthakan Rungraeng School of Agro-Industry
2550 ‎Effect of drying method on assam green tea leaf extract‎ Asst. Prof. Prinya Wongsa School of Agro-Industry
2550 ‎A Study of how to distinguish polyphenol compounds from assam green tea‎ Dr. Sailom Sampanvejsobha  
2550 ‎A Study of changes in the type and content of antioxidants (polyphenol) during the production process of green tea and oolong tea of chiang rai‎ Asst. Prof. Dr. Theerapong Theppakorn School of Agro-Industry
2550 ‎Antioxidant and anti-microbial effects of green tea extract, black tea and miang‎ Dr. Sirirung Wongsakul School of Agro-Industry
2550 ‎The study found the relationship of geography and climate in tea plantations to the amount of oolong tea yield in chiang rai.‎ Dr. Anant Eungwanichayapant School of Science
2550 ‎Agricultural accounting of tea plantation business in chiang rai province‎ Dr. Thanratee Mukdee  
2550 ‎A study of the current status of tea in thailand‎ Dr. Sailom Sampanvejsobha  
2550 ‎Bioactive substances from tea‎ Asst. Prof. Dr. siripach Sutheeraphatranon  

Year Research title Researcher School
2549 ‎Proper storage and determination of tea varieties in northern thailand planting areas‎ Dr. Sailom Sampanvejsobha  
2549 ‎Aluminium compounds in tea and health effects‎ Dr. Phunrawie Promnart School of Science
2549 ‎Effects of tea making conditions on aluminium and manganese content in chiang rai tea‎ Dr. Phunrawie Promnart School of Science

Year Research title Researcher School
2548 ‎Analysis of kateshin, caffeine and gallic acid in tea in a quick approach‎ Dr. Sirirung Wongsakul School of Agro-Industry

Year Research title Researcher School
2547 ‎Showing differences between Chiang Rai tea varieties by RFLP analysis of gene parts involved in the synthesis of Catechins and analyzed catechins by HPLC.‎ Dr. Prapassorn Damrongkool Eungwanichayapant School of Science

Year Research title Researcher School
2546 The study of Characterisics of Chiang Rai Tea Dr. Panom Winyayong School of Science