Biblio
“Students’ Knowledge and Attitudes about International Agricultural Issues”, Journal of International Agricultural and Extension Education, vol. 10, no. 3, 2003.
, “Studies of six grasses seeded on sagebrush-bunchgrass range. Yield, palatability, carbohydrate accumulation, and developmental morphology.”, Studies of six grasses seeded on sagebrush-bunchgrass range. Yield, palatability, carbohydrate accumulation, and developmental morphology., 1963.
“Studies on the effect of different methods of weed control in Mentha piperita Huds. and Mentha arvensis L”, Higher Institute of Agriculture – Plovdiv, Scientific Works, vol. 4, pp. 12-19, 1991.
, “. Studies on the effect of harvesting stages and the methods of weed control on the removal of nutrient elements through Mentha rhizomes from nursery plantings”, Higher Institute of Agriculture – Plovdiv, Scientific Works, vol. 4, pp. 43-48, 1991.
, “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.
, “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.
, “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”, J. Essent. Oil Res., vol. 8, pp. 259-274, 1996.
, “Studies on the influence of some systemic fungicides on the yields and quality of essential oil from Bulgarian oil-bearing rose”, Acta Hort. , vol. 426, pp. 355-364, 1996.
, “STUDIES ON THE INFLUENCES OF SOME SYSTEMIC FUNGICIDES ON THE YIELDS AND QUALITY OF ESSENTIAL OIL FROM BULGARIAN OIL-BEARING ROSE”, Acta Horticulturae, no. 426, pp. 355 - 364, 1996.
, , “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.
, “Study on economically important diseases in valerian”, Higher Institute of Agriculture – Plovdiv, Scientific Works, vol. 4, pp. 273-277, 1995.
, “STUDY ON ESSENTIAL OIL AND FREE MENTHOL ACCUMULATION IN 19 CULTIVARS, POPULATIONS, AND CLONES OF PEPPERMINT (MENTHA X PIPERITA)”, Acta Horticulturae, no. 629, pp. 149 - 152, 2004.
, “Study on Essential oil and Free Menthol Accumulation in 19 cultivars, populations, and clones of peppermint (Mentha X piperita). ”, Acta Hort. , vol. 629, pp. 149-152, 2004.
, “Study on Japanese Cornmint in Mississippi”, Agronomy Journal, vol. 102, no. 2, p. 696, 2010.
, “Study on Japanese cornmint in Mississippi”, Agron J, vol. 102, pp. 696-702, 2010.
, “Study on Morphological Characteristics and Essential Oil Constituents Bulgarian Oil-bearing Rose”, HortScience, vol. 41, no. 4, 2006.
, “Study on shrimp waste water and vermicompost as a nutrient source for bell peppers”, HortScience, vol. 46, no. 11, 2011.
, “Study on shrimp waste water and vermicompost as a nutrient source for bell peppers”, HortScience, vol. 46, pp. 1493-1496, 2011.
, “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.
, “Study on the impact of different means for weed control in Mentha piperita Huds. and Mentha arvensis L.”, Higher Institute of Agriculture – Plovdiv, Scientific Works, vol. 36, pp. 51-57, 1991.
, , “Study on the Seed Progeny of Echinacea purpurea Mench.”, HortScience, vol. 41, no. 4, 2006.
, “Study on the synthesis of essential oil and free menthol in perspective for breeding Bulgarian cultivars, populations, and clones peppermint”, Higher Institute of Agriculture – Plovdiv, Scientific Works, vol. 15, pp. 17-22, 1995.
, “Studying billbugs in grass seed in eastern Oregon”, 68th annual Pacific Northwest Insect Management Conference. Pacific Northwest Insect Management Conference, Portland, Oregon, pp. 12-13, 2009.
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