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.
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.,
“Rumen fermentation and production effects of Origanum vulgare L. leaves in lactating dairy cows”,
Journal of Dairy Science, vol. 94, no. 10, pp. 5065 - 5079, 2011.
J. D. Wilson, Zheljazkov, V. D., Rathgeber, B., Caldwell, C. D., and Burton, D. L.,
“Reduction in phosphorus availability in poultry and diary manure by mineral amendments”,
Soil Science and Plant Nutrition, vol. 54, no. 4, pp. 600 - 605, 2008.
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, 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.
C. L. Cantrell, Zheljazkov, V. D., Osbrink, W. L. A., Castro, A., Maddox, V., Craker, L. E., and Astatkie, T.,
“Podophyllotoxin and essential oil profile of Juniperus and related species”,
Industrial Crops and Products, vol. 43, pp. 668 - 676, 2013.
V. D. Zheljazkov, Cantrell, C. L., Astatkie, T., and M. Ebelhar, W.,
“Peppermint Productivity and Oil Composition as a Function of Nitrogen, Growth Stage, and Harvest Time”,
Agronomy Journal, vol. 102, no. 1, p. 124, 2010.