Biblio
] , “Changes in the quality of Mentha rhizome as depending on the time of overground mass harvesting and the method of weed control”, Higher Institute of Agriculture – Plovdiv, Scientific Works, vol. 37, pp. 239-247, 1992.
, “Comparison of three digestion methods for the recovery of 17 plant essential nutrients and trace elements from six composts”, Compost Sci. and Util., vol. 10, pp. 197-203, 2002.
, “Effect of herbicides on yields and quality of Coriandrum sativum L. production.”, J. Essent. Oil Res., vol. 7, pp. 633-639, 1995.
, “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.
, “Achievements in breeding on medicinal and aromatic plants in Bulgaria”, in Proceedings of the International Symposium: Breeding Research in Aromatic and Medicinal Plants, 1996.
, “Study on the effect of highly heavy metal polluted soils on metal uptake and distribution in plants from genera Artemisia, Draccocephalum, Inula, Ruta, and Symphytum”, Acta Hort. , vol. 426, pp. 397-417, 1996.
, “Tolerance of bare-rot ornamental perennials to selected herbicides”, Can. J. Plant Sci. , pp. 439-442, 2007.
, “Effect of distillation waste water and plant hormones on spearmint growth and composition”, Journal of the Science of Food and Agriculture, vol. 91, no. 6, pp. 1135 - 1141, 2011.
, “Yield, Composition, and antioxidant capacity of ground cumin seed oil fractions obtained at different time points during the hydrodistillation”, HortScience, vol. 50, pp. 1213-1217, 2015.
, “STUDY OF THE EFFECT OF HIGHLY HEAVY METAL POLLUTED SOILS ON METAL UPTAKE AND DISTRIBUTION IN PLANTS FROM GENERA ARTEMISIA, DRACCOCEPHALUM, INULA, RUTA, AND SYMPHYTUM”, Acta Horticulturae, no. 426, pp. 397 - 418, 1996.
, “Content, Composition, and Bioactivity of the Essential Oils of Three Basil Genotypes as a Function of Harvesting”, Journal of Agricultural and Food Chemistry, vol. 56, no. 2, pp. 380 - 385, 2008.
, “Year-round variations in essential oil content and composition of male and female juniper”, HortScience, vol. 48, no. 7, 2013.
, “Preemergence weed control in ornamental perennials.”, CANADIAN JOURNAL OF PLANT SCIENCE, vol. 86, no. 5, 2006.
, “Effect of N on yield and chemical profile of winter canola in Mississippi”, Journal of Oleo Science, vol. 62, no. 7, pp. 453 - 458, 2013.
, “Scanning electron microscopy investigation on the spermoderma of grown in Bulgaria cultivars from genus Salvia, Lavandula, and Ocimum”, Acta Hort. , vol. 426, pp. 473-482, 1996.
, “Yield, composition, and antioxidant capacity of ground cumin seed oil fractions obtained at different time points during the hydrodistillation”, HortScience, vol. 50, no. 8, pp. 1213-1217, 2015.
, “Peppermint Productivity and Oil Composition as a Function of Nitrogen, Growth Stage, and Harvest Time”, Agronomy Journal, vol. 102, no. 1, p. 124, 2010.
, “Studies on the effect of heavy metals (Cd, Pb, Cu, Mn, Zn and Fe) upon the growth, productivity and quality of lavander (Lavandula vera DC) Production. ”, in 24th international symposium on essential oils, 1993.
, “Effect of Planting Time and Density of Yields from Rooted Mint Cuttings”, J. Herbs Spices & Medicinal Plants, vol. 4, pp. 15-24, 1996.
, “Metal uptake by medicinal plant species grown in soils contaminated by a smelter”, Environ. Ex. Bot. , vol. 64, pp. 207-216, 2008.
, “Variation in Podophyllotoxin Concentration in Leaves and Rhizomes of American mayapple (Podophyllum peltatum L.)”, vol. 33, pp. 633-637, 2011.
, “Lavender and hyssop productivity, oil content, and bioactivity as a function of harvest time and drying”, Industrial Crops and Products, vol. 36, no. 1, pp. 222 - 228, 2012.
, “Effect of heavy metals on peppermint and cornmint”, Plant and Soil, vol. 178, no. 1, pp. 59 - 66, 1996.
, “Study on shrimp waste water and vermicompost as a nutrient source for bell peppers”, HortScience, vol. 46, pp. 1493-1496, 2011.