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SM ISO690:2012 BUTNARU, Gallia. The genetic resources the background for biodiversity-and new species. In: Biotehnologii avansate – realizări şi perspective, Ed. 6, 3-4 octombrie 2022, Chişinău. Chișinău, Republica Moldova: Centrul Editorial-Poligrafic al USM, 2022, Editia a VI-a, pp. 271-272. ISBN 978-9975-159-81-4. DOI: https://doi.org/10.53040/abap6.2022.90 |
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Biotehnologii avansate – realizări şi perspective Editia a VI-a, 2022 |
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Simpozionul "Biotehnologii avansate – realizări şi perspective" 6, Chişinău, Moldova, 3-4 octombrie 2022 | ||||||
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DOI:https://doi.org/10.53040/abap6.2022.90 | ||||||
CZU: 575.22:575.116:631.52 | ||||||
Pag. 271-272 | ||||||
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The genetic resources is commonly used as a method to increase the genetic fle-xibility of crops is to make use of the gene pool of related wild relatives with this. In Europe and almost all over the world, the scientific and professional organiza-tion EUCARPIA, through its 12 sections, summarizes knowledge related to existing genetic resources, connects institutions, gene banks and researchers from all over the world for collaboration. Within the Genetic Resources section, new methods and techniques can be rapidly integrated into the plant breeding. EUCARPIA in collaboration with COMMYT Mexico have played an important role in promoting Triticale worldwide. Thus, from 1972 until today, they support all the international events related to triticale (1973 - 3, 1980 - 1 and 1984 - 1). At the first International Triticale Symposium in Australia (1986) ITA (International Tri-ticale Association) was founded, together supporting and organizing the following symposia (1986 - 2022 - 12 events). In the list of new performances from gene pool utilization is Tritipyrum (Triti-cum durum × Thinopyrum bessarabicum), a specie with genes of tolerance to salinity and drought proposed for breeding programs. The paper will discussed in parallel the two species created by man, which con-tribution of diversified the genetic resources. If we talk about triticale today as a cereal of major importance for the economy of some countries (Poland), or about productions of over 7000 kg/ha (Belgium, Ro-mania), we can say that Tritipyrum is at the beginning of its importance. In both species, primary and secondary forms were created and exists (Roud-bari, Nejad, Hassani, 2017), meiotic instability is manifested in both types of hybrids (Shahriari, Assad, Hassani, 2012), both crops have a good tolerance to abiotic stress (Hassani, Borner, Mohamadinejad, Roudbari, Zeinali, 2018). Both species had a period of pioneering, of fundamental research, long for triti-cale, almost 100 years, and one of actual breeding, of approximately 50 years. It took around 30 years to create and improve Tritipyrum.In order for triticale to reach recognition as a cereal of economic importance, more than 150 years were needed in which the improved technological progress has been used (mutagenesis, in vitro cultivation, improvement assisted by molecular mar-kers). Tritipyrum benefited from the knowledge gained in the production and improve-ment of triticale. Both species contributed to the genetic diversification of cereals, to obtaining new combinations of genes and to new phenotypic performances.Their future is from now on. |
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