Valorization of CBD-hemp through distillation to provide essential oil and improved cannabinoids profile

by Valtcho D. Zheljazkov, Filippo Maggi
Published 2021-10-01

Irrigation with Coalbed Methane Co-Produced Water Reduces Forage Yield and Increase Soil Sodicity However Does Not Impact Forage Quality

by Shital Poudyal, Valtcho D. Zheljazkov
Published 2021-03-01

Chemical Composition of the Essential Oil of the Endemic Species <i>Micromeria frivaldszkyana</i> (Degen) Velen.

by Valtcho D. Zheljazkov, Giuseppe Micalizzi, Ivanka Semerdjieva, Luigi Mondello
Published 2019-01-01

Gypsum and Coal-bed Methane Water Modify Growth Media Properties, Nutrient Uptake, and Essential Oil Profile of Lemongrass and Palmarosa

by Valtcho D. Zheljazkov, Tess Astatkie, Urszula Norton, Ekaterina A. Jeliazkova
Published 2019-05-01

Macronutrients in Soil and Wheat as Affected by a Long-Term Tillage and Nitrogen Fertilization in Winter Wheat–Fallow Rotation

by Santosh Shiwakoti, Valtcho D. Zheljazkov, Hero T. Gollany, Markus Kleber, Baoshan Xing
Published 2019-04-01

Micronutrient Concentrations in Soil and Wheat Decline by Long-Term Tillage and Winter Wheat–Pea Rotation

by Santosh Shiwakoti, Valtcho D. Zheljazkov, Hero T. Gollany, Baoshan Xing, Markus Kleber
Published 2019-07-01

Study on Galanthus species in the Bulgarian flora

by Ivanka Semerdjieva, Boryana Sidjimova, Elina Yankova-Tsvetkova, Milena Kostova, Valtcho D. Zheljazkov
Published 2019-12-01

Distillation Time as Tool for Improved Antimalarial Activity and Differential Oil Composition of Cumin Seed Oil.

by Valtcho D Zheljazkov, Archana Gawde, Charles L Cantrell, Tess Astatkie, Vicki Schlegel
Published 2015-01-01

Essential Oil Composition of <i>Ruta graveolens</i> L. Fruits and <i>Hyssopus officinalis</i> Subsp. <i>aristatus</i> (Godr.) Nyman Biomass as a Function of Hydrodistillation Time

by Ivanka B. Semerdjieva, Marian Burducea, Tess Astatkie, Valtcho D. Zheljazkov, Ivayla Dincheva
Published 2019-11-01

Macronutrient in soils and wheat from long-term agroexperiments reflects variations in residue and fertilizer inputs

by Santosh Shiwakoti, Valtcho D. Zheljazkov, Hero T. Gollany, Markus Kleber, Baoshan Xing, Tess Astatkie
Published 2020-02-01

GC-MS Composition and Olfactory Profile of Concretes from the Flowers of Four <i>Nicotiana</i> Species

by Venelina Popova, Tanya Ivanova, Albena Stoyanova, Violeta Nikolova, Tsveta Hristeva, Valtcho D. Zheljazkov
Published 2020-06-01

Influence of the Land Use Type on the Wild Plant Diversity

by Ina Aneva, Petar Zhelev, Simeon Lukanov, Mariya Peneva, Kiril Vassilev, Valtcho D. Zheljazkov
Published 2020-05-01

Carotenoid-Related Volatile Compounds of Tobacco (<i>Nicotiana tabacum</i> L.) Essential Oils

by Venelina Popova, Tanya Ivanova, Tsvetko Prokopov, Milena Nikolova, Albena Stoyanova, Valtcho D. Zheljazkov
Published 2019-09-01

Micronutrients in the Soil and Wheat: Impact of 84 Years of Organic or Synthetic Fertilization and Crop Residue Management

by Santosh Shiwakoti, Valtcho D. Zheljazkov, Hero T. Gollany, Markus Kleber, Baoshan Xing, Tess Astatkie
Published 2019-08-01

Grinding and Fractionation during Distillation Alter Hemp Essential Oil Profile and Its Antimicrobial Activity

by Valtcho D. Zheljazkov, Vladimir Sikora, Ivanka B. Semerdjieva, Miroslava Kačániová, Tess Astatkie, Ivayla Dincheva
Published 2020-08-01

Industrial Hemp (<i>Cannabis sativa</i> subsp. <i>sativa</i>) as an Emerging Source for Value-Added Functional Food Ingredients and Nutraceuticals

by H. P. Vasantha Rupasinghe, Amy Davis, Shanthanu K. Kumar, Beth Murray, Valtcho D. Zheljazkov
Published 2020-09-01

Utilization of Nutmeg (<i>Myristica fragrans</i> Houtt.) Seed Hydrodistillation Time to Produce Essential Oil Fractions with Varied Compositions and Pharmacological Effects

by Mohamed A. Ibrahim, Charles L. Cantrell, Ekaterina A. Jeliazkova, Tess Astatkie, Valtcho D. Zheljazkov
Published 2020-01-01

Comparative study on the chemical composition of laurel (Laurus nobilis L.) leaves from Greece and Georgia and the antibacterial activity of their essential oil

by Galina Stefanova, Tanya Girova, Velizar Gochev, Magdalena Stoyanova, Zhana Petkova, Albena Stoyanova, Valtcho D. Zheljazkov
Published 2020-12-01

Chemical Composition and Antimicrobial Activity of <i>Laurus nobilis</i> L. Essential Oils from Bulgaria

by Hafize Fidan, Galina Stefanova, Iliana Kostova, Stanko Stankov, Stanka Damyanova, Albena Stoyanova, Valtcho D. Zheljazkov
Published 2019-02-01

<i>Helichrysum italicum</i> (Roth) G. Don Essential Oil from Serbia: Chemical Composition, Classification and Biological Activity—May It Be a Suitable New Crop for Serbia?

by Milica Aćimović, Jovana Ljujić, Jelena Vulić, Valtcho D. Zheljazkov, Lato Pezo, Ana Varga, Vesna Tumbas Šaponjac
Published 2021-06-01