Rezultaty - wheat stem rust
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Evaluation of synthetic wheat lines (Triticum durum/Aegilops tausсhii) for vegetative period and resistance to diseases
Wydane 2017-05-01Hasła przedmiotowe: Dokumenty pełnotekstoweThe growth of the total wheat production and increase of yield stability from year to year are some of the priorities of agriculture in Russia. The yield of commercial varieties significantly diversifies due to huge losses of their potential under the influence of negative biotic and abiotic factors...
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The development of winter wheat lines with several genes for resistance to Puccinia graminis Pers. f. sp. tritici for use in breeding programs in Russia
Wydane 2018-09-01Hasła przedmiotowe: Dokumenty pełnotekstoweThe aim of this research is to develop for the Russian Federation Non-Cher nozem Zone competitive prototypes of winter wheat cul tivars with several genes for resistance to stem rust (in clu ding race Ug99) based on new sources of resistance with the use of molecular markers. The individual plants a...
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Wild grasses as the reservoirs of infection of rust species for winter soft wheat in the Northern CaucasusWild grasses as the reservoirs of infection of rust species for winter sof...
Wydane 2021-10-01“…At the same time, an increase in the harmfulness of stripe rust (P. striiformis) is noted. Stem rust in the region is mainly absent or observed at the end of the wheat growing season to a weak degree. …”Common winter wheat is the main grain crop cultivated in the North Caucasus. Rust disease damage is one of the factors limiting wheat productivity. There are three species of rust in the region: leaf (Puccinia triticina), stem (P. graminis) and stripe rust (P. striiformis), and their significance va...
Dokumenty pełnotekstowe
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The development of initial material of spring common wheat for breeding for resistance to stem rust (Puccinia graminis Pers. f. sp. tritici), uncluding race Ug99, in Russia
Wydane 2016-08-01Hasła przedmiotowe: Dokumenty pełnotekstoweDonors of resistance of common wheat to stem rust race Ug99 (breeding lines GT 96/90, 113/00i-4 and 119/4-06rw) are involved in cross breeding with the use of the step crossing and backcrossing method. While developing hybrids with the spring mode of life, donor of resistance 113/00i-4 (Sr2, Sr36, S...
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Study of resistance to leaf and stem rusts in Triticum aestivum–Aegilops speltoides lines
Wydane 2015-07-01“…For the solution of these problems, two wheat–Aegilops speltoides lines, L195 and L200, developed at ARISER and resistant to leaf and stem rusts were studied. …”Presently, the use of bread wheat introgression lines resistant to pathogens in practical breeding is hampered by the lack of their cytogenetic characteristics, data on the genetic control of disease resistance, and influence of alien genetic material on grain productivity and quality. For the solut...
Dokumenty pełnotekstowe
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TERMS OF WINTER WHEAT TREATMENT BY FUNGICIDES TO CONTROL DEVELOPMENT OF BROWN RUST PATHOGEN
Wydane 2018-08-01“…The terms of winter wheat treatment against brown rust pathogens (PucciniareconditeRob. exDesmf. sp. tritici) can greatly differ depending on climatic conditions and applied materials. …”The terms of winter wheat treatment against brown rust pathogens (PucciniareconditeRob. exDesmf. sp. tritici) can greatly differ depending on climatic conditions and applied materials. The question is not studied enough for the Tambov region. In the production brown rust control fungicides are often...
Dokumenty pełnotekstowe
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BREEDING AND GENETIC ESTIMATION OF SPRING BREAD WHEAT POPULATIONS OF THE SIBERIAN SHUTTLE BREEDING NURSERY OF CIMMYT
Wydane 2014-12-01Hasła przedmiotowe: Dokumenty pełnotekstoweShuttle breeding contributes much to the breeding to common wheat varieties resistant to adverse environmental factors by involving new sources of valuable biological and economical features from the world’s gene pool. Annually, 360 to 1000 lines and hybrid populations of spring bread wheat are stud...
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A prebreeding study of introgression spring bread wheat lines carrying combinations of stem rust resistance genes, Sr22+Sr25 and Sr35+Sr25
Wydane 2021-12-01Dokumenty pełnotekstoweThe Sr22, Sr35, and Sr25 genes attract the attention of bread wheat breeders with their effectiveness against Puccinia graminis f. sp. tritici race Ug99 and its biotypes. The effectiveness and impact of Sr22+Sr25 and Sr35+Sr25 gene combinations on agronomic traits have not yet been studied. In the p...
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A FIASCO-Based Approach for Detection and Diagnosis of Puccinia graminis f. sp. tritici in China
Wydane 2014-11-01Hasła przedmiotowe: “…wheat stem rust…”Stem or black rust of wheat, caused by the fungus Puccinia graminis Pers. f. sp. tritici Eriks. & E. Henn. (Pgt), has historically caused severe losses to wheat (Triticum aestivum L.) production worldwide. In the Fujian and Guangdong provinces of China, six moderate-to-severe epidemics of wh...
Dokumenty pełnotekstowe
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Estimation results of the spring bread wheat varieties on disease resistance in the Kazan Research Center
Wydane 2022-07-01“…The varieties ‘Ekada 265’ and ‘Ekada 282’ were highly resistant to local stem rust populations. The molecular genetic estimation of the stem rust resistant varieties of spring bread wheat ‘Chistopolskaya’, ‘Sto let TASSR’, ‘Balkysh’, ‘Ekada 282’ for the identification of effective Sr-genes has shown that their resistance is apparently regulated by the Sr31 gene.…”In the Republic of Tatarstan, due to favorable soil-climatic and market conditions, spring wheat production is developed, but wheat grain yields are limited by a number of unfavorable factors, one of which is a spread of fungal diseases. At the same time, the pressure of pathogenic fungi makes it po...
Dokumenty pełnotekstowe
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Population Diversity of Puccinia graminis is Sustained Through Sexual Cycle on Alternate Hosts
Wydane 2014-02-01Hasła przedmiotowe: Dokumenty pełnotekstoweA high degree of virulence diversity has been maintained in the population of Puccinia graminis f. sp. tritici (Pgt) in northwestern United States. Although Berberis vulgaris is present in the region and Pgt has been isolated from aecial infections on B. vulgaris, the population is too diverse to be...
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Characteristics of the varietal gene pool of soft spring wheat in the Republic of Tatarstan according to genetic markers of resistance to stripe (yellow) rust
Wydane 2025-02-01“…The presence of the Xgwm413 marker was detected in 32 % of the tested spring wheat varieties. Negative results were obtained for the identification of the molecular marker Ventriup/LN2 associated with genes for resistance to stripe, leaf and stem rust in all the studied cultivars. …”In the Republic of Tatarstan, common spring wheat (Triticum aestivum L.) occupies a leading position in crop rotations and is sown annually on more than 400,000 hectares. Diseases caused by the phytopathogen Puccinia striiformis, which can reduce yields by up to 90 %, are a particular threat to whea...
Dokumenty pełnotekstowe
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Identification of Lr-genes in the breeding lines of spring soft wheat, tolerant to the pathogen of brown rust in the Central Black earth region
Wydane 2018-05-01“…The wheat lines combined tolerance to brown rust and other positive traits, e.g. resistance to stem pests, drought tolerance, high productivity, and technological quality of grain. …”Yu.V. Zeleneva, Candidate of Agricultural Sciences, senior research associate; V.V. Plakhotnik, Candidate of Biological Sciences, head of the laboratory; V.P. Sudnikova, Candidate of Agricultural Sciences, senior research associate Middle-Russian Branch of FSBSI ‘Tambov RIA’ (392553, Tambov region,...
Dokumenty pełnotekstowe
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Comparative characteristics of the new winter common wheat variety ‘Ayuta’
Wydane 2025-07-01“…One of the main trends of winter common wheat breeding at the FSBSI “ARC “Donskoy” is the development of universal varieties that combine a set of economically valuable traits and properties, such as high and stable productivity at various growing conditions, short stems, complex resistance to unfavorable environmental factors and product quality corresponding to valuable and strong wheat. …”One of the main trends of winter common wheat breeding at the FSBSI “ARC “Donskoy” is the development of universal varieties that combine a set of economically valuable traits and properties, such as high and stable productivity at various growing conditions, short stems, complex resistance to unfav...
Dokumenty pełnotekstowe
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Progress Towards Genetics and Breeding for Minor Genes Based Resistance to Ug99 and Other Rusts in CIMMYT High-Yielding Spring Wheat
Wydane 2014-02-01“…Wheat rusts continue to cause significant losses worldwide despite major efforts given to their genetic control. …”Wheat rusts continue to cause significant losses worldwide despite major efforts given to their genetic control. This is due to frequent evolution and selection of virulence in pathogen overcoming the deployed race-specific resistance genes. Although the life of effective race-specific resistance ge...
Dokumenty pełnotekstowe
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Tolerance of the selection material of winter durum wheat to leaf diseases
Wydane 2018-05-01“…Winter durum wheat turned to be more susceptible to stem rust, septoriosis and pyrenephorosis. …”One of the main directions in winter durum wheat selection is to breed varieties resistant to the widely spread diseases in the Rostov Region. The development of our own initial material, its study in conditions of artificial infection, selection of resistant and tolerant samples for further introdu...
Dokumenty pełnotekstowe
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Resource potential of soft spring wheat varieties for the conditions of Western Siberia and Omsk region (analytical review)
Wydane 2021-08-01“…As the result, there have been developed Sigma, Uralosibirskaya 2, Ishimskaya 11 and Sakmara varieties with a high level of resistance to stem and leaf rust and a medium level to powdery mildew. …”The article is devoted to the review and analysis of varietal resources of soft spring wheat cultivated in the conditions of Western Siberia. For 2020, 261 varieties of this crop are included into the State Register of the Russian Federation, including 97 varieties (36.8 %) created by breeders of 15...
Dokumenty pełnotekstowe
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IDENTIFICATION OF A (1B)1R SUBSTITUTION AND 1BL.1RS TRANSLOCATION IN WINTER WHEAT INTROGRESSION LINES BY CYTOGENETIC AND MOLECULAR METHODS
Wydane 2014-12-01“…The translocation stocks are resistant to leaf and stem rusts, and the substitution stocks are susceptible because of the different origins of the chromosomes 1R involved in the translocation or substitution. …”The (1B) 1R wheat-rye chromosome substitution and 1BL.1RS translocation have been identified in original introgression stocks using cytological and molecular marker analysis. The pairing between short arms of chromosomes 1BL.1RS and bread wheat chromosome 1B is observed at a very low frequency (in 0...
Dokumenty pełnotekstowe
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FUNGICIDES ON SPRING WHEAT
Wydane 2018-05-01“…During the years of study diseases of aerogenic origin prevailed, among them septoriosis (Septoria spp.) with 11,8-35,7% and wheat leaf rust (Puccinia triticina) with 27,6-72,5%. …”The results of three-year use of fungicides in laboratory and in the field have been considered. The substantiation of their biological and economic efficiency against harmful diseases in Tambov region has been given. The application of fungicides, possessing a wide spectrum of activity, reduced pat...
Dokumenty pełnotekstowe
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BREEDING OF TRITICALE WITH WHEAT TYPE OF GRAIN
Wydane 2018-06-01“…The variety showed high resistance to such diseases as yellow rust, powdery mildew and smut, leaf and stem rust. …”On the basic of the long-term experiments and study of morpho-biologic traits of triticale we determined the parameters of the model varieties of grain-fodder, fodder and bread-making triticale. According to the data the potential productivity of the model variety of the bread-making type should be...
Dokumenty pełnotekstowe
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