Influence of the direction of crossing on heterosis and transgression events in relation to the length of the vegetative period of Burley tobaccos variety group

by Y. Dyulgerski, T. Radoukova, L. Dospatliev
Published 2015-03-01

Natural Habitats in the Forest-Free Zone of Malusha Peak (Protected Area “Bulgarka” BG0000399 and Protected Area “Central Balkan – Buffer” BG0001493)

by Yulian A. Marinov, Tzenka I. Radoukova, Plamen S. Stoyanov, Tzvetelina R. Mladenova
Published 2017-12-01

Determination of the Total Phosphorus (Р) Content and Anatomical Study on Stomata of Plant Species in Urban and Mountainous Environments (Part 2)

by Lilko K. Dospatliev, Maria N. Lacheva, Miroslava T. Ivanova, Tzenka I. Radoukova
Published 2018-12-01

Determination of the Total Nitrogen (N) Content and Anatomical Study on the Leaves Epidermal Cells of Plant Species in Urban and Mountainous Environments (Part 1)

by Tzenka I. Radoukova, Maria N. Lacheva, Miroslava T. Ivanova, Lilko K. Dospatliev
Published 2018-12-01

Floristic Diversity of Certain Wetlands in Southern Bulgaria

by Plamen S. Stoyanov, Ivanka Zh. Dimitrova-Dyulgerova, Tzenka I. Radoukova, Rumen D. Mladenov
Published 2019-12-01

Phytoecological Study of Selected Wetlands in Southern Bulgaria

by Tzenka I. Radoukova, Ivanka Zh. Dimitrova-Dyulgerova, Rumen D. Mladenov, Plamen S. Stoyanov
Published 2018-12-01

Hydrodistillation Extraction Kinetics Regression Models for Essential Oil Yield and Composition in Juniperus virginiana, J. excelsa, and J. sabina

by Ivanka B. Semerdjieva, Santosh Shiwakoti, Charles L. Cantrell, Valtcho D. Zheljazkov, Tess Astatkie, Vicki Schlegel, Tzenka Radoukova
Published 2019-03-01

Inventory of Bryophytes in the “Bulgarka” Nature Park

by Plamen S. Stoyanov, Rumen D. Mladenov, Tzenka I. Radoukova, Ivanka I. Teneva, Detelina S. Belkinova, Yordanka G. Hristeva, Gana M. Gecheva
Published 2016-06-01

Can Biomarkers Respond Upon Freshwater Pollution?—A Moss-Bag Approach

by Gana Gecheva, Ivelin Mollov, Galina Yahubyan, Mariyana Gozmanova, Elena Apostolova, Tonka Vasileva, Mariana Nikolova, Ivanka Dimitrova-Dyulgerova, Tzenka Radoukova
Published 2021-12-01

Comparative Study on the Phytochemical Composition and Antioxidant Activity of Grecian Juniper (<i>Juniperus excelsa</i> M. Bieb) Unripe and Ripe Galbuli

by Stanko Stankov, Hafize Fidan, Zhana Petkova, Magdalena Stoyanova, Nadezhda Petkova, Albena Stoyanova, Ivanka Semerdjieva, Tzenka Radoukova, Valtcho D. Zheljazkov
Published 2020-09-01

Essential Oil Composition and Bioactivity of Two Juniper Species from Bulgaria and Slovakia

by Valtcho D. Zheljazkov, Charles L. Cantrell, Ivanka Semerdjieva, Tzenka Radoukova, Albena Stoyanova, Vasilina Maneva, Miroslava Kačániová, Tess Astatkie, Daniela Borisova, Ivayla Dincheva, Ivan Salamon
Published 2021-06-01