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Found 188 results
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Valtcho D. Zheljazkov
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1996
A. Margina
and
Zheljazkov, V. D.
,
“
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.
V. D. Zheljazkov
,
Faire, P.
, and
Craker, L. E.
,
“
Study of the effect of highly heavy metal polluted on metal uptake and distribution in plants from genera Artemisia, Draccocphalum, Inula, Ruta and Symphtum
”
, 1996.
V. D. Zheljazkov
and
Fair, P.
,
“
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.
S. Stanev
,
Zheljazkov, V. D.
, and
Janculoff, Y.
,
“
Variation of chemical compounds in the essential oil from some native forms of chamomile (Chamomilla recutita L.)
”
,
Beitr Zuchtungsforschung
, 1996.
1995
V. D. Zheljazkov
and
Zhalnov, I.
,
“
Effect of Herbicides On Yield and Quality of Coriandrum sativum L.
”
,
Journal of Essential Oil Research
, vol. 7, no. 6, pp. 633 - 639, 1995.
V. D. Zheljazkov
and
Zhalnov, I.
,
“
Effect of Herbicides On Yield and Quality of Coriandrum sativum L.
”
,
Journal of Essential Oil Research
, vol. 7, no. 6, pp. 633 - 639, 1995.
A. Margina
and
Zheljazkov, V. D.
,
“
Evaluation of Some Fungicides Against Rust and Black Spot in Rosa damascena cv. trigintipetala
”
,
Journal of Essential Oil Research
, vol. 7, no. 5, pp. 515 - 525, 1995.
1994
V. D. Zheljazkov
,
Yankov, B.
, and
Topalov, V.
,
“
Comparison of Three Methods of Mint Propagation and Their Effect
”
, 1994.
A. Margina
and
Zheljazkov, V. D.
,
“
Control of Mint Rust (Puccinia menthae Pers.) on Mint with Fungicides and Their Effect on Essential Oil Content
”
,
Journal of Essential Oil Research
, vol. 6, no. 6, pp. 607 - 615, 1994.
1993
V. D. Zheljazkov
and
Nielsen, N. E.
,
“
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.
1992
V. Topalov
and
Zheljazkov, V. D.
,
“
Effect of mechanical and chemical weed control on growth, development and productivity of mentha for planting material
”
, in
Zeszyty Naukowe Wyzszej Szkoly Rolniczo-Pedagogicznej w Siedlcach. Seria-Rolnictwo (Poland)
, 1992.
1991
V. Topalov
and
Zheljazkov, V. D.
,
“
Effect of harvesting stages on the yield of fresh material, essential oil, and planting material from Mentha piperita Huds. and Mentha arvensis L
”
,
Herba Hungarica
, 1991.
1985
V. D. Zheljazkov
,
“
Evaluation of Some Fungicides Against Rust and Black Spot in Rosa damascena cv. trigintipetala
”
, 1985.
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