College of Agricultural Sciences

V. D. Zheljazkov, Jeliazkova, E. A., and Nedkov, N. K., “Wool and Hair Waste as Nutrient Source for High-value Crops”, HortScience, vol. 41, no. 4, 2006.

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.

V. D. Zheljazkov, Margina, A., and Stoeva, T., “Effect of gamma irradiation on some quantitative and qualitative characters of mint and cornmint”, Acta Hort. , vol. 426, pp. 381-388, 1996.

V. D. Zheljazkov and Zhalnov, I., “Effect of Herbicides On Yield and Quality of Coriandrum sativum L.”, Journal of Essential Oil Research, vol. 7, no. 6, pp. 633 - 639, 1995.

V. D. Zheljazkov, Shiwakoti, S., Astatkie, T., Salamon, I., Grul'ová, D., Mudrencekova, S., and Schlegel, V., “Yield, composition, and antioxidant capacity of ground cumin seed oil fractions obtained at different time points during the hydrodistillation”, HortScience, vol. 50, no. 8, pp. 1213-1217, 2015.

V. D. Zheljazkov, Pickett, K. M., Caldwell, C. D., Pincock, J. A., Roberts, J. C., and Mapplebeck, L., “Cultivar and sowing date effects on seed yield and oil composition of coriander in Atlantic Canada”, Industrial Crops and Products, vol. 28, no. 1, pp. 88 - 94, 2008.

V. D. Zheljazkov and Zhalnov, I., “Study on the impact of different means for weed control in Mentha piperita Huds. and Mentha arvensis L.”, Higher Institute of Agriculture – Plovdiv, Scientific Works, vol. 36, pp. 51-57, 1991.

V. D. Zheljazkov and Warman, P. R., “Absorption and accumulation of Cd, Pb, Cu, Mn and Zn in Nepeta transcaucasicca Grosch. as a function of distance from a polluted zone”, in 11th Annu. Int. Conf. Heavy Metals Environ, 2000.

V. D. Zheljazkov, Cantrell, C. L., and Astatkies, T., “Yield and Composition of Oil from Japanese Cornmint Fresh and Dry Material Harvested Successively”, Agronomy Journal, vol. 102, no. 6, p. 1652, 2010.

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., “GROWING CLARY SAGE (SALVIA SCLAREA L.) IN HEAVY METAL - POLLUTED AREAS”, Acta Horticulturae, no. 426, pp. 309 - 328, 1996.

V. D. Zheljazkov, Cantrell, C. L., Donega, M. Augusto, and Astatkie, T., “Bioprospecting for podophyllotoxin in the Big Horn Mountains, Wyoming”, Industrial Crops and Products, vol. 43, pp. 787 - 790, 2013.

V. D. Zheljazkov, Horgan, T., Astatkie, T., Fratesi, D., and Mischke, C., “Study on shrimp waste water and vermicompost as a nutrient source for bell peppers”, HortScience, vol. 46, pp. 1493-1496, 2011.

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, Stratton, G. W., and Sturz, T., “Uncomposted wool and hair-wastes as soil amendments for high-value crops”, Agron J., vol. 100, pp. 1605-1614, 2008.

V. D. Zheljazkov, Terziisky, D., and Karageorgiev, S., “Pollen Morphology of Bulgarian Ocimum basilicum L. Populations”, Journal of Herbs, Spices & Medicinal Plants, vol. 4, no. 3, pp. 71 - 76, 1997.

V. D. Zheljazkov, Cantrell, C. L., and Astatkie, T., “Yield and composition of Japanese cornmint fresh and dry material harvested successively ”, Agron J, vol. 102, pp. 1652-1656, 2010.

V. D. Zheljazkov, Cantrell, C. L., Donega, M. Augusto, Astatkie, T., and Heidel, B., “Podophyllotoxin Concentration in Junipers in the Big Horn Mountains in Wyoming”, HortScience, vol. 47, no. 12, 2012.

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. 4, pp. 159-199, 2013.

V. D. Zheljazkov, Vick, B. A., M. Ebelhar, W., Buehring, N., Baldwin, B. S., Astatkie, T., and Miller, J. F., “Yield, oil content, and composition of sunflower (Helianthus annuus L.) grown at multiple locations in Mississippi”, Agron J., vol. 100, pp. 635-642, 2008.

V. D. Zheljazkov and Jekov, D., “Heavy metal content in some essential oils and plant extracts.”, Acta Hort. , vol. 426, pp. 427-433, 1996.

V. D. Zheljazkov, Zhalnov, I., and Nedkov, N. K., “Herbicides for weed control in blessed thistle (Silybum marianum)”, Weed Technology, vol. 20, pp. 1030-1034, 2006.

V. D. Zheljazkov, Stratton, G. W., and Sturz, T., “Uncomposted Wool and Hair-Wastes as Soil Amendments for High-Value Crops”, Agronomy Journal, vol. 100, no. 6, p. 1605, 2008.

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, pp. 485-496, 2015.

V. D. Zheljazkov, Vick, B., M. Ebelhar, W., Buehring, N., and Astatkie, T., “Nitrogen applications modify seed and oil yields and fatty acid composition of winter mustard”, Industrial Crops and Products, vol. 36, no. 1, pp. 28 - 32, 2012.