บทคัดย่องานวิจัย

หมวดหมู่ : ฐานข้อมูลงานวิจัย

Tea and tea products.

Feldheim, W.;

Tee und Tee-Erzeugnisse. Year: 1994 Pages: 144 pp. Ref: 10 pp. of ref.

1994

บทคัดย่อ

Tea and tea products.

ABSTRACT :

 

This comprehensive book on tea and tea products comprises the following chapters: Historical introduction; The tea plant (taxonomy, morphology, propagation, production, crop protection and geographical distribution); Tea trade (development, world production, export and import, consumption and prices); Tea plantations; Tea processing; Tea quality (including sensory and chemical analyses, and the impact of storage); Guiding principles and standardization (covering German and international regulations); Tea as a beverage; Tea as a medicine (covering caffeine and contraindications); Chemical composition of tea; Changes in the chemical composition and formation of aromatic compounds during tea processing; Production of black tea (including wilting, fermentation, drying and packaging); Analytical chemistry (including the determination of phenolic compounds and plant protection residues); and Appendix (references and subject index).