V. D. Zheljazkov, Cantrell, C. L., Astatkie, T., and M. Ebelhar, W.,
“Productivity, Oil Content, and Composition of Two Spearmint Species in Mississippi”,
Agronomy Journal, vol. 102, no. 1, p. 129, 2010.
V. D. Zheljazkov and Nielsen, N. E.,
“Studies on the Effect of Heavy Metals (Cd, Pb, Cu, Mn, Zn and Fe) upon the Growth, Productivity and Quality of Lavender (Lavandula angustifolia Mill.) Production”,
Journal of Essential Oil Research, vol. 8, no. 3, pp. 259 - 274, 1996.
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, 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, 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, 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, Craker, L. E., Xing, B., Nielsen, N. E., and Wilcox, A.,
“Aromatic plant production on metal contaminated soils”,
Science of The Total Environment, vol. 395, no. 2-3, pp. 51 - 62, 2008.
V. D. Zheljazkov, Cantrell, C. L., and Astatkie, T.,
“Variation in podophyllotoxin concentration in leaves and rhizomes of American mayapple (Podophyllum peltatum L.)”,
Industrial Crops and Products, vol. 33, no. 3, pp. 633 - 637, 2011.