A. Margina and Zheljazkov, V. D.,
“Study on economically important diseases in valerian”,
Higher Institute of Agriculture – Plovdiv, Scientific Works, vol. 4, pp. 273-277, 1995.
V. D. Zheljazkov, Cantrell, C. L., and Astatkie, T.,
“Study on Japanese Cornmint in Mississippi”,
Agronomy Journal, vol. 102, no. 2, p. 696, 2010.
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, 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, 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, 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.
V. D. Zheljazkov, Stratton, G. W., Pincock, J., Butler, S., Jeliazkova, E. A., Nedkov, N. K., and Gerard, P. D.,
“Wool waste as organic source for container grown plants”,
Waste Manage., vol. 29, pp. 2160-2164, 2009.