Zobrazeno 1 - 7
of 7
pro vyhledávání: '"Vasilina Maneva"'
Autor:
Ivanka Semerdjieva, Valtcho D Zheljazkov, Ivayla Dincheva, Tzenka Radoukova, Tess Astatkie, Vasilina Maneva, Dina Atanasova, Hafize Fidan, Stanko Stankov, Albena Stoyanova
Publikováno v:
PLoS ONE, Vol 19, Iss 2, p e0294126 (2024)
The aims of this study were to (1) establish the intrapopulation and seasonal variation of Juniperus excelsа essential oil (EO); (2) compare the J. excelsa concrete and resinoid composition with its EO composition; and (3) investigate the potential
Externí odkaz:
https://doaj.org/article/41e58a86f61c449ea158796037659d44
Publikováno v:
Biotechnology & Biotechnological Equipment, Vol 35, Iss 1, Pp 977-993 (2021)
The aim of the present investigation was to develop a basic methodological scheme for distinguishing organic, biodynamic and conventional areas of winter wheat cultivation, based on the satellite images from Sentinel-2. The target areas are located i
Externí odkaz:
https://doaj.org/article/0a53d49b512940be9edb8ca8885912e7
Autor:
Ivanka Semerdjieva, Valtcho D. Zheljazkov, Ivayla Dincheva, Neshka Piperkova, Vasilina Maneva, Charles L. Cantrell, Tess Astatkie, Albena Stoyanova, Tanya Ivanova
Publikováno v:
Plants, Vol 12, Iss 4, p 923 (2023)
Hypericum species and especially H. perforatum L. are well known for their therapeutic applications. The present study assessed the essential oil (EO) composition, and antifungal and aphid suppression activity of seven Bulgarian Hypericum species. Th
Externí odkaz:
https://doaj.org/article/a8a247b24b87415ba764a580d24896c9
Autor:
Ivanka Semerdjieva, Valtcho D. Zheljazkov, Tzenka Radoukova, Ivayla Dincheva, Neshka Piperkova, Vasilina Maneva, Tess Astatkie, Miroslava Kačániová
Publikováno v:
Molecules, Vol 26, Iss 21, p 6358 (2021)
The objective of this study was to assess the biological activity of essential oils (EOs) of four Juniperus species obtained via two different distillation methods and their potential as biopesticides. The studied factors were juniper species (Junipe
Externí odkaz:
https://doaj.org/article/884cbab210874f339ebbaaaecc275f1a
Autor:
Valtcho D. Zheljazkov, Charles L. Cantrell, Ivanka Semerdjieva, Tzenka Radoukova, Albena Stoyanova, Vasilina Maneva, Miroslava Kačániová, Tess Astatkie, Daniela Borisova, Ivayla Dincheva, Ivan Salamon
Publikováno v:
Molecules, Vol 26, Iss 12, p 3659 (2021)
Juniperus excelsa M. Bieb and J. sabina L. contain essential oil (EO), while J. sabina also contains podophyllotoxin, which is used as a precursor for anti-cancer drugs. Two studies were conducted. The first assessed the variability in the EO profile
Externí odkaz:
https://doaj.org/article/d1c458bda315403087cece8ac875e3e7
Autor:
Ivanka Semerdjieva, Dina Atanasova, Vasilina Maneva, Valtcho Zheljazkov, Tzenka Radoukova, Tess Astatkie, Ivayla Dincheva
Plant essential oils (EOs) are often used as ingredients in the development of new biopesticides. The objective of this study was to investigate the allelopathic effects of three EOs of two juniper species against weed seeds. The EOs were extracted f
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7490f196dd41d51d6b24b3d32e5eded8
Publikováno v:
Biotechnology & Biotechnological Equipment, Vol 35, Iss 1, Pp 977-993 (2021)
The aim of the present investigation was to develop a basic methodological scheme for distinguishing organic, biodynamic and conventional areas of winter wheat cultivation, based on the satellite images from Sentinel-2. The target areas are located i
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c7bca8f9bc932e230ef4c900137e98eb