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普洱茶加工原料puerh tea Process Materials
The raw material adopts fresh and sun-greened big leaf species tea of Yunnan.Yunnan big leaf species is very important to the formatting of the quality of Pu’er Tea, long and fat bud, a lot of brightened silvery pekoe, big and soft leaf, the new shoots growing for a long period and very tender. The contents of tea polyphenol, catechin, caffeine, tea ammonia acid and extracts are all higher than common middle and small leaf species tea. During late Pu’er Tea ferment, under effect of enzyme, microorganism and the wet and hot effect of water, its contents occurs a series of reactions: oxidation, polymerization, dissolution, degradation and condensation etc. Tea polyphenol, catechin, free tea ammonia acid, etc decreases greatly. So, the higher stroma tea polyphenol, amino acids, etc tea contains, the more advantageous to the formation of the high-quality Pu’er tea. Yunnan big leaf species tea is best raw material for Pu’er Tea.
云南大叶种鲜叶制成的晒青毛茶。云南大叶种茶树品种对形成普洱茶的品质有重要作用，其性状特点是芽长而壮，白毫特多，银色争辉，叶片大而质软，新梢生长期长，持嫩性好，所含的茶多酚、儿茶素、咖啡碱、茶氨酸和水浸出物含量都高于一般中小叶种茶树。普洱茶在后发酵过程中，在酶促作用以及微生物和水的湿热作用下，其内含物发生了一系列的氧化、聚合、分解、降解和缩合反应，茶多酚、儿茶素、游离氨基酸等都大量减少，因此，茶树品种中内含基质茶多酚、氨基酸等重要化合物含量越高，越有利于优质普洱茶的形成。云南大叶种茶是制作普洱茶的最好原料。
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