Z
V. D. Zheljazkov, Vick, B. A., Baldwin, B. S., Buehring, N., Coker, C., Astatkie, T., and Johnson, B.,
“Oil Productivity and Composition of Sunflower as a function of Hybrid and Planting Date”,
Industrial Crops and Products, vol. 33, pp. 537-543, 2011.
V. D. Zheljazkov, Cantrell, C. L., Astatkie, T., and Jeliazkova, E. A.,
“Mentha canadensis L., a subtropical plant, can withstand first few fall frosts when grown in northern climate”,
Industrial Crops and Products, vol. 49, pp. 521 - 525, 2013.
V. D. Zheljazkov, Yankov, B., and Topalov, V.,
“Effect of Mechanical and Chemical Weed Control on the Growth, Development and Productivity of Mentha piperita and M. arvensis var. piperascens Grown for Planting Material”,
Journal of Essential Oil Research, vol. 8, no. 2, pp. 171 - 176, 1996.
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, Astatkie, T., Horgan, T., Schlegel, V., and Simonnet, X.,
“Distillation Time Effect on Essential Oil Yield, Composition, and Antioxidant Capacity of Sweet Sagewort”,
HortScience, vol. 48, pp. 1288-1292, 2013.
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, 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, Bowes, 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, pp. 88-94, 2008.
V. D. Zheljazkov,
“Productivity and quality of coriander in heavy metal polluted areas”,
Higher Institute of Agriculture – Plovdiv, Scientific Works, vol. 4, pp. 363-373, 1995.
V. D. Zheljazkov, Astatkie, T., Jeliazkova, E. A., and Schlegel, V.,
“Distillation time alters essential oil yield, composition, and antioxidant activity of male Juniperus Scopulorum trees”,
Journal of Oleo Science, vol. 61, pp. 537-546, 2012.
V. D. Zheljazkov, Patterson, K., Parsons, K. J., and Sampson, G.,
“Tolerance of bare-root ornamental perennials to selected herbicides”,
Canadian Journal of Plant Science, vol. 87, no. 2, pp. 439 - 442, 2007.
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, Cantrell, C. L., Astatkie, T., and Hristov, A.,
“Yield, Content, and Composition of Peppermint and Spearmints as a Function of Harvesting Time and Drying”,
Journal of Agricultural and Food Chemistry, vol. 58, no. 21, pp. 11400 - 11407, 2010.
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, pp. 222-228, 2012.
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.
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, Yankov, B., and Topalov, V.,
“Effect of mechanical and chemical weed control on the growth, development, and productivity of Mentha piperita and Mentha arvensis var. piperascens grown for planting material”,
J. Essent. Oil Res., vol. 8, pp. 171-176, 1996.
V. D. Zheljazkov, Jeliazkova, E. A., Kovacheva, N., and Dzhurmanski, A.,
“Metal uptake by medicinal plant species grown in soils contaminated by a smelter”,
Environmental and Experimental Botany, vol. 64, no. 3, pp. 207 - 216, 2008.