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.

V. D. Zheljazkov and Margina, A., “Effect of increasing doses of fertilizer application on quantitative and qualitative characters of mint”, Acta Hort. , vol. 426, pp. 579-592, 1996.

V. D. Zheljazkov, Cantrell, C. L., and Astatkie, T., “Variation in Podophyllotoxin Concentration in Leaves and Rhizomes of American mayapple (Podophyllum peltatum L.)”, vol. 33, pp. 633-637, 2011.

V. D. Zheljazkov and Nielsen, N. E., “Effect of heavy metals on peppermint and cornmint”, Plant and Soil, vol. 178, no. 1, pp. 59 - 66, 1996.

V. D. Zheljazkov, Cantrell, C. L., Evans, W., Ebelhar, W., and Coker, C., “Yield and composition of Ocimum basilicum L. and Ocimum sanctum L. grown at four locations”, HortScience, vol. 43, no. 3, 2008.

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.

V. D. Zheljazkov and Astatkie, T., “Effect of distillation time on Mentha canadensis essential oil yield and composition”, HortScience, vol. 47, pp. 643-647, 2012.

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, pp. 1393-1396, 2013.

V. D. Zheljazkov and Warman, P. R., “Application of High-Cu Compost to Dill and Peppermint”, Journal of Agricultural and Food Chemistry, vol. 52, no. 9, pp. 2615 - 2622, 2004.

V. D. Zheljazkov, Cantrell, C. L., Astatkie, T., and Hristov, A. N., “Yield, content, and composition of peppermint and spearmints as a function of harvesting time and drying”, J. Agric. Food Chem. , vol. 58, pp. 11400-11407, 2010.

V. D. Zheljazkov and Cantrell, C. L., “Productivity, content, and composition of the essential oil of three basil genotypes as a function of harvesting”, HORTSCIENCE, vol. 42, no. 4, 2007.

V. D. Zheljazkov, Astatkie, T., Jeliazkova, E. A., Tatman, A. O., and Schlegel, V., “Distillation time alters essential oil yield, composition and antioxidant activity of female Juniperus scopulorum trees”, Journal of Essential Oil Research, vol. 25, no. 1, pp. 62 - 69, 2013.

V. D. Zheljazkov, Astatkie, T., Jeliazkova, E. A., Tatman, A. O., and Schlegel, V., “Distillation time alters essential oil yield, composition, and antioxidant activity of female Juniperus Scopulorum trees”, Journal of Essential Oil Research, vol. 25, pp. 62-69, 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”, vol. 47, pp. 777-784, 2012.

V. D. Zheljazkov, Vick, B. A., Buehring, N., and Astatkie, T., “Oil Content and Saturated Fatty Acids in Sunflower (Helianthus annus L.) as a Function of Planting Date, N Rate and Hybrid”, Agron J, vol. 101, pp. 1003-1011, 2009.

V. D. Zheljazkov, Zhalnov, I., and Nedkov, N. K., “Herbicides for Weed Control in Blessed Thistle (Silybum Marianum)”, Weed Technology, vol. 31, no. 3, pp. 1030 - 1034, 2006.

V. D. Zheljazkov and Nikolov, S., “Accumulation of Cd, Pb, Cu, Mn, and Zn by Sylibum marianum L. grown on polluted soils”, Acta Hort. , vol. 426, pp. 297-308, 1996.

V. D. Zheljazkov, Kovatcheva, N., Stanev, S., and Zheljazkova, E., “Effect of heavy metal polluted soils on some qualitative and quantitative characters of mint and cornmint”, Essential Oils: Basic and Applied Research, 1997.

V. D. Zheljazkov, Cerven, V., Cantrell, C. L., Ebelhar, W., and Horgan, T., “Effect of nitrogen, location, and harvesting stage on peppermint productivity, oil content, and oil composition”, HortScience, vol. 44, no. 5, 2009.

V. D. Zheljazkov, Astatkie, T., Zhalnov, I., and Georgieva, T. D., “Method for attaining rosemary essential oil with differential composition from dried or fresh material”, Journal of Oleo Science, vol. 64, no. 5, pp. 485 - 496, 2015.

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, pp. 785-790, 2014.

V. D. Zheljazkov, “Assessment of Wool Waste and Hair Waste as Soil Amendment and Nutrient Source”, Journal of Environment Quality, vol. 34, no. 6, p. 2310, 2005.

V. D. Zheljazkov, Astatkie, T., and Schlegel, V., “Postharvest Biology and Technology-Distillation Time Changes Oregano Essential Oil Yields and Composition but Not the Antioxidant or Antimicrobial Activities”, Hortscience, vol. 47, no. 6, 2012.

V. D. Zheljazkov, Cantrell, C. L., Astatkie, T., and Jeliazkova, E. A., “Fall frosts effects on the essential oil of "Native" spearmint in Wyoming”, HortScience, vol. 11, pp. 1603-1606, 2012.

V. D. Zheljazkov, Astatkie, T., Jeliazkova, E. A., Heidel, B., and Ciampa, L., “Essential oil content, composition and bio activity of juniper species in Wyoming, United States”, Natural Product Communications, vol. 12, pp. 201-204, 2017.