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List of works by Valtcho D Zheljazkov

Application of high Cu compost to Swiss chard and basil

scientific article published in January 2003

Application of high-Cu compost to dill and peppermint

scientific article published in May 2004

Aromatic plant production on metal contaminated soils

scientific article published on 19 March 2008

Assessment of the Fertilization Capacity of the Aquaculture Sediment for Wheat Grass as Sustainable Alternative Use

scientific article published in 2022

Assessment of wool waste and hair waste as soil amendment and nutrient source

scientific article

Biological investigations of essential oils extracted from three Juniperus species and evaluation of their antimicrobial, antioxidant and cytotoxic activities

scientific article published on 23 May 2020

Bioprospecting for podophyllotoxin in the Big Horn Mountains, Wyoming

scholarly article in Industrial Crops and Products, vol. 43, May 2013

Carotenoid-Related Volatile Compounds of Tobacco (Nicotiana tabacum L.) Essential Oils

scientific article published on 23 September 2019

Characterization of Odor-Active Compounds, Polyphenols, and Fatty Acids in Coffee Silverskin

scientific article published on 30 June 2020

Chemical Characterization and Antibacterial Activity of Essential Oil of Medicinal Plants from Eastern Serbia

scientific article published on 23 November 2020

Chemical Composition and Antimicrobial Activity of L. Essential Oils from Bulgaria

article

Chemical Composition of the Essential Oil of the Endemic Species (Degen) Velen

article

Coal-Bed Methane Water Effects on Dill and Its Essential Oils

scientific article published on 01 March 2016

Coal-Bed Methane Water: Effects on Soil Properties and Camelina Productivity

scientific article published in May 2017

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

scientific article published on 15 September 2020

Comparison of Lead Extraction and Detection Procedures for Six Canadian Soils

article

Compost, manure, and gypsum application to timothy/red clover forage

scientific article

Content, composition, and bioactivity of the essential oils of three basil genotypes as a function of harvesting

scientific article

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

scientific article

Distillation time alters essential oil yield, composition and antioxidant activity of femaleJuniperus scopulorumtrees

article

Distillation time alters essential oil yield, composition, and antioxidant activity of male Juniperus scopulorum trees

article

Distillation time effect on lavender essential oil yield and composition

scientific article published in January 2013

Distillation time modifies essential oil yield, composition, and antioxidant capacity of fennel (Foeniculum vulgare Mill).

scientific article published in January 2013

Distillation waste water can modify peppermint (Mentha ×piperita L.) oil composition

article

Diurnal effects on spearmint oil yields and composition

article

Dual Utilization of Medicinal and Aromatic Crops as Bioenergy Feedstocks

scientific article published on 13 August 2018

Dual extraction of essential oil and podophyllotoxin from creeping juniper (Juniperus horizontalis)

scientific article

EFFECT OF PLANTING DATE, NITROGEN RATE, AND HYBRID ON SUNFLOWER

article

Effect of N on Yield and Chemical Profile of Winter Canola in Mississippi

article

Effect of distillation waste water and plant hormones on spearmint growth and composition

scientific article

Effect of residual distillation water of 15 plants and three plant hormones on Scotch spearmint (Mentha×gracilis Sole)

article

Effects of Produced Water on Soil Characteristics, Plant Biomass, and Secondary Metabolites.

scientific article published in November 2015

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

scientific article published in 2021

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

scientific article published on 08 November 2019

Essential Oil Yield and Composition of the Balkan Endemic Satureja pilosa Velen. (Lamiaceae)

scientific article published on 13 February 2020

Essential oil composition, antioxidant and antimicrobial activity of the galbuli of six juniper species

article

Ethanol and High-Value Terpene Co-Production from Lignocellulosic Biomass of Cymbopogon flexuosus and Cymbopogon martinii

scientific article published on 5 October 2015

Evaluating Agronomic Responses of Camelina to Seeding Date under Rain-Fed Conditions

article

GC-MS Composition and Olfactory Profile of Concretes from the Flowers of Four Nicotiana Species

scientific article published on 04 June 2020

Genetic diversity, reproductive capacity and alkaloids content in three endemic Alkanna species

scientific article published on 01 June 2020

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

scientific article published on 28 August 2020

Hydrodistillation Extraction Kinetics Regression Models for Essential Oil Yield and Composition in , , and

article

Hydrodistillation extraction time effect on essential oil yield, composition, and bioactivity of coriander oil.

scientific article

Hydrodistillation time affects dill seed essential oil yield, composition, and bioactivity

article

Improvement of essential oil yield of oil-bearing (Rosa damascena Mill.) due to surfactant and maceration

scholarly article in Industrial Crops and Products, vol. 34 no. 3, November 2011

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

scientific article published on 07 September 2020

Influence of nitrogen and sulfur application on camelina performance under dryland conditions

scholarly article in Industrial Crops and Products, vol. 70, August 2015

Influence of the Land Use Type on the Wild Plant Diversity

scientific article published on 08 May 2020

Lavender and hyssop productivity, oil content, and bioactivity as a function of harvest time and drying

scholarly article in Industrial Crops and Products, vol. 36 no. 1, March 2012

Lemongrass Productivity, Oil Content, and Composition as a Function of Nitrogen, Sulfur, and Harvest Time

article

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

scientific article published on 24 February 2020

Managing Harvest Time to Control Pod Shattering in Oilseed Camelina

Mentha canadensis L., a subtropical plant, can withstand first few fall frosts when grown in northern climate

article

Method for Attaining Caraway Seed Oil Fractions with Different Composition.

scientific article

Method for attaining fennel (Foeniculum vulgare Mill.) seed oil fractions with different composition and antioxidant capacity

article

Method for attaining rosemary essential oil with differential composition from dried or fresh material

scientific article published on 6 April 2015

Method for obtaining three products with different properties from fennel (Foeniculum vulgare) seed

scholarly article in Industrial Crops and Products, vol. 60, September 2014

Micronutrients decline under long-term tillage and nitrogen fertilization

scientific article published on 19 August 2019

Modification of yield and composition of essential oils by distillation time

article

Molecular and Phytochemical Variability of Endemic Juniperus sabina var. balkanensis from Its Natural Range

scientific article published in 2022

Nitrogen Application in Sainfoin under Rain-Fed Conditions in Wyoming: Productivity and Cost Implications

article published in 2016

Nitrogen applications modify seed and oil yields and fatty acid composition of winter mustard

article

Oil Content and Saturated Fatty Acids in Sunflower as a Function of Planting Date, Nitrogen Rate, and Hybrid

article

Oil productivity and composition of sunflower as a function of hybrid and planting date

article

Organic versus conventional fertilization effects on sweet basil (Ocimum basilicum L.) growth in a greenhouse system

scholarly article in Industrial Crops and Products, vol. 74, November 2015

Peppermint Productivity and Oil Composition as a Function of Nitrogen, Growth Stage, and Harvest Time

article

Phytoavailability and fractionation of copper, manganese, and zinc in soil following application of two composts to four crops

scientific article published in September 2004

Phytochemical Investigation and Reproductive Capacity of the Bulgarian Endemic Plant Species Marrubium friwaldskyanum Boiss. (Lamiaceae)

scientific article published in 2021

Phytochemical Variability of Essential Oils of Two Balkan Endemic Species: Satureja pilosa Velen. and S. kitaibelii Wierzb. ex Heuff. (Lamiaceae)

scientific article published in 2022

Phytochemical and biological investigations on Centranthus kellereri (Stoj., Stef. & T. Georgiev) Stoj. & Stef. and C. ruber (L.) DC. and their potential as new medicinal and ornamental plants

scientific article published in 2023

Productivity, Oil Content, and Composition of Two Spearmint Species in Mississippi

article

Reproductive Capacity and Scanning Electron Microscopy (SEM) Analyses of the Micromorphological Surfaces of Three Endemic Satureja Species from Bulgaria

scientific article published in 2023

Sequential Elution of Essential Oil Constituents during Steam Distillation of Hops (Humulus lupulus L.) and Influence on Oil Yield and Antimicrobial Activity

scientific article published on 07 June 2018

Source-separated municipal solid waste compost application to Swiss chard and basil

scientific article published in March 2004

Steam distillation extraction kinetics regression models to predict essential oil yield, composition, and bioactivity of chamomile oil

article

Study on Galanthus species in the Bulgarian flora

scientific article published on 13 December 2019

Study on Japanese Cornmint in Mississippi

Terpenoids in the Essential Oil and Concentrated Aromatic Products Obtained from Nicotiana glutinosa L. Leaves

scientific article published on 20 December 2019

The effect of coal-bed methane water on spearmint and peppermint.

scientific article published on November 2013

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

scientific article published on 28 January 2020

Variation in podophyllotoxin concentration in leaves and rhizomes of American mayapple (Podophyllum peltatum L.)

scholarly article in Industrial Crops and Products, vol. 33 no. 3, May 2011

Wheat and Barley Grass Juice Addition to a Plant-Based Feed Improved Growth and Flesh Quality of Common Carp (Cyprinus carpio)

scientific article published in 2022

Wool-waste as organic nutrient source for container-grown plants

scientific article published on 03 April 2009

Yield and Composition of Oil from Japanese Cornmint Fresh and Dry Material Harvested Successively

article

Yield and oil composition of 38 basil (Ocimum basilicum L.) accessions grown in Mississippi

scientific article published on 12 December 2007

Yield, Composition and Antioxidant Capacity of the Essential Oil of Sweet Basil and Holy Basil as Influenced by Distillation Methods

scientific article published on 28 December 2016

Yield, Oil Content, and Composition of Sunflower Grown at Multiple Locations in Mississippi

article

Yield, content, and composition of peppermint and spearmints as a function of harvesting time and drying.

scientific article

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