abstract chemical components of narcissus (narcissus tazetta l.) essential oil investigated under farming and natural habitat conditions in south khorasan province. the essential oil was obtained using solvent extraction method. after purification, the oil was analyzed by capillary gc and gc/ms. 12 compnents making 82/82% of total oil in farm sample and 13 components making 63/86% of total oil ...

The effects of flurprimidol and paclobutrazol, treatments as preplant bulb soaks on plant height, growth parameters other properties Narcissus tazetta L. grown in pots were investigated. Bulbs soaked at 0, 10, 20 mg L-1 or paclobutrazol 100, 200 before planting. gibberellin inhibitors the flower number, flowering time, life, leaf length quantitative measurements (specific area, area ratio, thic...

The widespread destruction of commercially grown bulbs of Narcissus tazetta papyraceus (Paper White) has been reported in Israel. This phenomenon is usually characterized by a premature yellowing of the foliage, accompanied by root rot and dark, sunken basal plates. This study confirmed thatAphelenchoides subtenuis is the main cause of the basal plate disease of Narcissus. In contrast to other ...

Amaryllidaceae is a monocot plant family represented in the world with approximately 85 genera and 1100 species, which has great economic value as an ornamental plant, well plants that are widely used treatment [1,2]. Narcissus L. member of family, perennial, herbaceous bulbs bear fragrant flowers up to 30 different species grow naturally Western Europe, Mediterranean Region, China Japan [3,4]....

Narcissus tazetta var. chinensis M.Roem. (Chinese Narcissus) is a traditional and famous flower in China, its corona shows transition from green to yellow with the opening of flowers, which great ornamental value. To investigate molecular mechanism color-forming Chinese Narcissus, this study, MYB gene was screened transcriptome by bioinformatics analysis methods, named NtMYB9. The expression le...