산지별 시판녹차의 카페인, 유리아미노산, 비타민C 및 카테킨 함량 비교

• 영문명: Comparison of Caffeine, Free Amino Acid, Vitamin C and Catechins Content of Commercial Green Tea in Bosung, Sunchon, Kwangyang, Hadong
• 발행기관: 한국차학회
• 저자명: 김봉수(Kim, Bong-Soo) 양원모(Yang, Won0-Mo) 최 정(Choi Jung)
• 간행물 정보: 『한국차학회지』제8권 제1호, 55~62쪽, 전체 8쪽
• 주제분류: 농수해양 > 기타농수해양
• 파일형태: PDF
• 발행일자: 2002.03.30

영문 초록

The chemical and catechin contents of green tea in Bosung, Sunchon, Kwangyang, Hadong regions were compared. According as growth is marched, total nitrogen decreased on the whole, but there was no difference between regions. The ash also decreased according as growth is marched, and goods that is collected in Bosung region is high the content. The caffeine content in goods collected in Seungju region is higher than other regions. Total free amino acid content in goods collected in Daap region is higher than other regions. Also the theanine content in goods collected in Daap region is higher than other regions as free amino acid. The vitamin C content in goods collected in Bosung region is higher than other regions. However, the difference of chemical contents don't know whether meteorological conditions or manure control and manufacture method, so required to detail research. The (-)EGCg in catechin contents were high as 55%. The total catechin contents in goods collected in Bosung region is highest and lowest in Daap region. And it is increased the harvesting time is later.

키워드

catechin chemical contents green tea