features of the element composition of krasnodar tea of Colchis variety
| Autor: | A. V. Ryndin, L. S. Malyukova, T. G. Tsypko, N. V. Kozlova, O. B. Voronova, K. S. Gushchaeva |
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| Jazyk: | ruština |
| Rok vydání: | 2018 |
| Předmět: | |
| Zdroj: | Новые технологии, Vol 0, Iss 4, Pp 224-229 (2018) |
| Druh dokumentu: | article |
| ISSN: | 2072-0920 2713-0029 |
| Popis: | The range of content of a number of essential macro- and microelements, as well as non-essential and toxic elements in a 3-leaf flush of Colchis tea (raw material) grown in the conditions of the Black Sea coast of Russia has been established. The content of the main macronutrients was within (in% of abs. dry sub.): N-3.80-5.44; P-0.38-0.56; K-1.55-1.78; Ca-0.14-0.24; Mg-0.19-0.22. The content of micro- elements was (in mg / kg): Mn - 423-856; Fe - 28.8-52.2; Zn 29.6-45.8; Co-0.11-0.27. The content of non-essential and toxic elements varied in the following ranges (in mg / kg): Al -114-349; Si-25.4-98.2; Na-6.57-19.02; Ba-3.25-8.83; Ni-5.49-12.24; Pb-0.32-3.95; Ti-0.27-1.11; V-0.042-0.060; Li-0.04-0.08; Cr-0.13-0.30; Cd is 0.01-0.03. |
| Databáze: | Directory of Open Access Journals |
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