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Journal Article
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 and Astatkie, T., Effect of Residual Distillation Water of 15 Plants and Three Plant Hormones on Scotch Spearmint (Mentha x gracilis Sole), Industrial Crops and Products, vol. 33, pp. 704-709, 2011.
S. D. Urbaniak, Caldwell, C. D., Zheljazkov, V. D., Lada, R., and Luan, L., The effect of seeding rate, seeding date, and seeder type on the performance of Camelina sativa L. in the Maritime Provinces of Canada, Can. J. Plant Sci. , vol. 88, pp. 501-508, 2008.
V. D. Zheljazkov and Zhalnov, I., The effect of the method of propagation and the planting density of Mentha upon the removal of nitrogen, phosphorus, and potassium with the planting material, Higher Institute of Agriculture – Plovdiv, Scientific Works, vol. 36, pp. 33-41, 1991.
V. D. Zheljazkov and Topalov, V., The effect of the method of propagation and the planting density on the essential oil chemical composition in Mentha piperita Huds. and Mentha arvensis L. , Higher Institute of Agriculture – Plovdiv, Scientific Works, vol. 36, pp. 25-31, 1991.
A. Burkhardt, Gawde, A., Cantrell, C. L., and Zheljazkov, V. D., Effect of varying ratios of produced water and municipal water on soil characteristics, plant biomass, and secondary metabolites of Artemisia annua and Panicum Virgatum, Industrial Crops and Products, vol. 76, pp. 987-994, 2015.
A. Burkhardt, Gawde, A., Cantrell, C. L., and Zheljazkov, V. D., Effect of varying ratios of produced water and municipal water on soil characteristics, plant biomass, and secondary metabolites of Artemisia annua and Panicum virgatum, Industrial Crops and Products, vol. 76, pp. 987-994, 2015.
V. D. Zheljazkov, Craker, L. E., and Xing, B., Effects of Cd, Pb, and Cu on growth and essential oil contents in dill, peppermint, and basil, Environ. Ex. Bot. , vol. 58, pp. 9-16, 2006.
V. D. Zheljazkov, Craker, L. E., and Xing, B., Effects of Cd, Pb, and Cu on growth and essential oil contents in dill, peppermint, and basil, Environmental and Experimental Botany, vol. 58, no. 1-3, pp. 9 - 16, 2006.
S. D. Urbaniak, Caldwell, C., Macdonald, D. W., Zheljazkov, V. D., and Lada, R., Effects of cultivar and nitrogen rate on the performance of Camelina sativa L. in the Maritime Provinces of Canada., Canadian Journal of Plant Science, 2006.
V. D. Zheljazkov, Astatkie, T., and Schlegel, V., Effects of distillation time on Pinus Ponderosa essential oil Yield, composition, and antioxidant activity, HortScience, vol. 47, pp. 785-789, 2012.
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.
J. A. Tekippe, Hristov, A. N., Heyler, K. S., Zheljazkov, V. D., Ferreira, J. F. S., and Varga, G. A., Effects of herbs and essential oils on in vitro batch culture ruminal fermentation, Joint Meeting of the ADSA, AMSA, ASAS and PSA, 2010.
J. A. Tekippe, Hristov, A. N., Heyler, K. S., Zheljazkov, V. D., Ferreira, J. F. S., Cantrell, C. L., and Varga, G. A., Effects of plants and essential oils on ruminal in vitro batch culture methane production and fermentation, Canadian Journal of Animal Science, vol. 92, no. 3, 2012.
J. A. Tekippe, Hristov, A. N., Heyler, K. S., Zheljazkov, V. D., Ferreira, J. F. S., Cantrell, C. L., and Varga, G. A., Effects of plants and essential oils on ruminal in vitro batch culture methane production and fermentation, Can. J. Anim. Sci., vol. 92, pp. 395-408, 2012.
A. Burkhardt, Gawde, A., Cantrell, C. L., Baxter, H. L., Joyce, B. L., C. Stewart, Jr., N., and Zheljazkov, V. D., Effects of produced water on soil characteristics, plant biomass, and secondary metabolites, Journal of Environmental Quality, vol. 44, pp. 1938-1947, 2015.
A. Burkhardt, Gawde, A., Cantrell, C. L., Baxter, H. L., Joyce, B. L., C. Stewart, Jr., N., and Zheljazkov, V. D., Effects of Produced Water on Soil Characteristics, Plant Biomass, and Secondary Metabolites, Journal of Environmental Quality, vol. 44, p. 1938, 2015.
J. A. Tekippe, Hristov, A. N., Heyler, K. S., Cassidy, T. W., Zheljazkov, V. D., Ferreira, J. F. S., Karnati, S. K., and Varga, G. A., Erratum to “Rumen fermentation and production effects of Origanum vulgare L. leaves in lactating dairy cows” (J. Dairy Sci. 94:5065–5079), Journal of Dairy Science, vol. 95, no. 1, p. 498, 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, no. 11, 2013.
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, 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.
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, 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.
K. M. Bowes and Zheljazkov, V. D., Essential oil yields and quality of fennel grown in Nova Scotia, HortScience, vol. 39, pp. 1640-1643, 2004.
K. M. Bowes and Zheljazkov, V. D., Essential oil yields and quality of fennel grown in Nova Scotia, HortScience, vol. 39, no. 7, 2005.

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