College of Agricultural Sciences

V. D. Zheljazkov, Astatkie, T., and Hristov, A. N., “Lavender and hyssop productivity, oil content, and bioactivity as a function of harvest time and drying”, Industrial Crops and Products, vol. 36, no. 1, pp. 222 - 228, 2012.

A. Dobreva, Kovatcheva, N., Astatkie, T., and Zheljazkov, V. D., “Improvement of essential oil yield of oil-bearing (Rosa damascena Mill.) due to surfactant and maceration”, Industrial Crops and Products, vol. 34, no. 3, pp. 1649 - 1651, 2011.

H. Y. Sintim, Burkhardt, A., Gawde, A., Cantrell, C. L., Astatkie, T., Obour, A. E., Zheljazkov, V. D., and Schlegel, V., “Hydrodistillation time affects dill seed essential oil yield, composition, and bioactivity”, Industrial Crops and Products, vol. 63, pp. 190 - 196, 2015.

V. D. Zheljazkov, Astatkie, T., and Schlegel, V., “Hydrodistillation extraction time effect on essential oil yield, composition, and bioactivity of coriander oil”, Journal of Oleo Science, vol. 63, no. 9, pp. 857 - 865, 2014.

V. D. Zheljazkov, Cantrell, C. L., Astatkie, T., and Jeliazkova, E. A., “Fall Frost Effects on the Essential Oil of ‘Native’Spearmint (Mentha spicata L.) in Wyoming”, HortScience, vol. 47, no. 11, 2012.

V. D. Zheljazkov, Astatkie, T., Shiwakoti, S., Poudyal, S., Horgan, T., Kovatcheva, N., and Dobreva, A., “Essential Oil Yield and Composition of Garden Sage as a Function of Different Steam Distillation Times”, HortScience, vol. 49, no. 6, 2014.

V. D. Zheljazkov, Astatkie, T., O'Brocki, B., and Jeliazkova, E. A., “Essential oil composition and yield of anise from different distillation times”, HortScience, vol. 48, no. 11, 2013.

V. D. Zheljazkov, Astatkie, T., and Schlegel, V., “Effects of distillation time on the Pinus ponderosa essential oil yield, composition, and antioxidant activity”, HortScience, vol. 47, no. 6, 2012.

V. D. Zheljazkov and Astatkie, T., “Effect of residual distillation water of 15 plants and three plant hormones on Scotch spearmint (Mentha×gracilis Sole)”, Industrial Crops and Products, vol. 33, no. 3, pp. 704 - 709, 2011.

V. D. Zheljazkov, Vick, B. A., Baldwin, B. S., Buehring, N., Astatkie, T., and Johnson, B., “EFFECT OF PLANTING DATE, NITROGEN RATE, AND HYBRID ON SUNFLOWER”, Journal of Plant Nutrition, vol. 35, no. 14, pp. 2198 - 2210, 2012.

V. D. Zheljazkov and Astatkie, T., “Effect of plant species and benomyl on lead concentration and removal from lead-enriched soil”, HortScience, vol. 46, no. 12, 2011.

V. D. Zheljazkov, Astatkie, T., Horgan, T., and S Rogers, M., “Effect of plant hormones and distillation water on mints”, HortScience, vol. 45, no. 9, 2010.

V. D. Zheljazkov, Vick, B., Ebelhar, W., Buehring, N., and Astatkie, T., “Effect of N on yield and chemical profile of winter canola in Mississippi”, Journal of Oleo Science, vol. 62, no. 7, pp. 453 - 458, 2013.

V. D. Zheljazkov, Astatkie, T., and Jeliazkova, E. A., “Effect of foliar application of methyl jasmonate and extracts of juniper and sagebrush on essential oil yield and composition of ‘Native’ spearmint”, HortScience, vol. 48, no. 4, 2013.

V. D. Zheljazkov and Astatkie, T., “Effect of distillation waste water and plant hormones on spearmint growth and composition”, Journal of the Science of Food and Agriculture, vol. 91, no. 6, pp. 1135 - 1141, 2011.

V. D. Zheljazkov and Astatkie, T., “Effect of distillation time on Mentha canadensis essential oil yield and composition”, HortScience, vol. 47, no. 5, 2012.

V. D. Zheljazkov, Cantrell, C. L., Astatkie, T., Schlegel, V., Jeliazkova, E. A., and Lowe, D., “The Effect of Coal-Bed Methane Water on Spearmint and Peppermint”, Journal of Environment Quality, vol. 42, no. 6, p. 1815, 2013.

C. L. Cantrell, Zheljazkov, V. D., Carvalho, C. R., Astatkie, T., Jeliazkova, E. A., and Rosa, L. H., “Dual extraction of essential oil and Podophyllotoxin from Creeping Juniper (Juniperus horizontalis)”, PLoS ONE, vol. 9, no. 9, p. e106057, 2014.

V. D. Zheljazkov, Astatkie, T., and Jeliazkova, E. A., “Drying and Shade Effects on Spearmint Oil Yields and Composition”, HortScience, vol. 49, no. 3, 2014.

J. Bufalo, Zheljazkov, V. D., Cantrell, C. L., Astatkie, T., Ciampa, L., and Jeliazkova, E. A., “Diurnal effects on spearmint oil yields and composition”, Scientia Horticulturae, vol. 182, pp. 73 - 76, 2015.

V. D. Zheljazkov and Astatkie, T., “Distillation waste water can modify peppermint (Mentha ×piperita L.) oil composition”, Industrial Crops and Products, vol. 36, no. 1, pp. 420 - 426, 2012.

V. D. Zheljazkov, Horgan, T., Astatkie, T., and Schlegel, V., “Distillation Time Modifies Essential Oil Yield, Composition, and Antioxidant Capacity of Fennel (Foeniculum vulgare Mill)”, Journal of Oleo Science, vol. 62, no. 9, pp. 665 - 672, 2013.

V. D. Zheljazkov, Cantrell, C. L., Astatkie, T., and Jeliazkova, E. A., “Distillation Time Effect on Lavender Essential Oil Yield and Composition”, Journal of Oleo Science, vol. 62, no. 4, pp. 195 - 199, 2013.

V. D. Zheljazkov, Astatkie, T., Horgan, T., Schlegel, V., and Simonnet, X., “Distillation time effect on essential oil yield, composition, and antioxidant capacity of sweet sagewort (Artemisia annua L.) Oil”, HortScience, vol. 48, no. 10, 2013.

V. D. Zheljazkov, Astatkie, T., and Schlegel, V., “Distillation time changes oregano essential oil yields and composition but not the antioxidant or antimicrobial activities”, HortScience, vol. 47, no. 6, 2012.