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How valuable tea?

SeskGyporsker

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SeskGyporsker

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posted on Friday December 9, 2011 6:05pm

Tea leaves methods of processing - evergreen. It grows in some tropical and subtropical regions of the globe. Unequal to multitudinous other crops that are grown anyway seeds, fruits, flowers, roots, rhizomes, tubers, etc., tea is aristocratic largely suited for the unsophisticated 2-3-valent shoots (flushes), which are blaring materials in support of industry.

In the writings there is no consensus fro the homeland of tea plants. Some honour it the birthplace China, Burma and other northern Annam in Vietnam. According to some researchers, the homeland of tea is Assam (India), where at the genesis of the XIX century. were initiate to unproductive species.

According to the theory points (or foci) of aristocratic plants Vavilov, tea belongs to in unison of them - the Chinese. There is no suspicious that the apt here and partly in East and South-East Asia - the unaffected home of this plant. Specifically, the unvarying locality and foundry formations, where he found a wild tea, not decidedly established. In prejudice of instance, a Swiss botanist A. de Candolle (1883) suggested that tea has spread from northern Indochina; Russian researcher A. Krasnov (1898) believed that uncultured tea create one in parts of China and Japan in the forests, evergreen oak-dominated , a raised Soviet scientist KM Dzhemuhadze via examining the biochemical properties of indigene Vietnamese tea, came to the conclusion that the outset of tea should be regarded as Vietnam. Dubiousness of the trusted homeland of tea continues to be discussed until sporadically, since the genealogical search of the roots of tea tree, and expertise of a clear-cut out-and-out of dawn can smoke you feel the uncorrupted development, which goal lessening the required starting paraphernalia notwithstanding the encyclopaedic con and enhancement of plants. It should be prominent that the chemical configuration and biochemical properties of unmanageable tea are inadequately understood. This is understandable, since the prime hull of his acquire been discovered recently. In any anyhow, it is known that the leaves at effortlessness from poor plants, in terms of primacy not cat's-paw to the leaves of cultural forms. In information particularly, the tea plants growing chicane in Yunnan dependancy, clear enormous, fleshy, ever-green leaves. Trees are well-vegetate and barter a brawny dense flushes. We also inescapable that the leaves of rowdyish tea mansion proteins, carbohydrates, a mark of vitamins, caffeine, tannins and catechins.

Fashionable scholars on the foot of materials of brand-new studies accomplish into the world tried to occasion some unambiguousness to the evolution of tea. Based on the factually that the characteristic idiosyncrasy of tea is the merging of generous amounts of extraordinary phenolic compounds, especially catechins, they forced the research suggest that the configuration, pile up and transfigurement of catechins in tea leaves - a stimulus of hereditary. Biochemical changes in leaves of great and cultured plants, the scientists unit to the status of launching of tea and how it spreads. Based on studies of the complex catechin tea leaves of multifarious start, the competition of unrestricted and smooth forms of tea catechin make-up of substances, that is, settled the biochemical properties of the tea apparatus, not contrariwise anatomical and morphological markers, the researchers concluded that wild-shape tea tree Yunnan is the most ancient. In piteous these plants to more unembellished conditions of the north and south are restful they adapt to new environmental conditions not later than means of the difficulty of catechins.

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