College of Agricultural Sciences

J. F. S. Ferreira, Zheljazkov, V. D., and Gonzalez, J. M., “Artemisinin concentration and antioxidant capacity of Artemisia annua distillation byproduct”, Industrial Crops and Products, vol. 41, pp. 294 - 298, 2013.

J. A. Tekippe, Hristov, A. N., Heyler, K. S., Zheljazkov, V. D., Ferreira, J. F. S., and Varga, G. A., “Effects of herbs and essential oils on in vitro batch culture ruminal fermentation”, Joint Meeting of the ADSA, AMSA, ASAS and PSA, 2010.

J. A. Tekippe, Hristov, A. N., Heyler, K. S., Zheljazkov, V. D., Ferreira, J. F. S., Cantrell, C. L., and Varga, G. A., “Effects of plants and essential oils on ruminal in vitro batch culture methane production and fermentation”, Canadian Journal of Animal Science, vol. 92, no. 3, 2012.