12
MAY
2014

Influence the acidity level on yield and chemical composition of essential oil from Rosa damascena Mill

A. Dobreva Abstract. It was raced the influence of acidity rate (pH=4 and pH=6) on the quantity and chemical composition of essential oil of Rosa damascena Mill. It was established that the yield is ranging 80 ÷ 110 % compared with control and the amount of the main terpene alcohols (
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07
MAY
2014

Daily dynamics of the essential oils of Rosa damascena Mill. and Rosa alba L.

The dynamics of the essential oils of Rosa damascena Mill. and Rosa alba L. within a day period has been measured. It has been found that the two genotypes have the same rhythm in the release of volatile emissions. In the context of meteorological conditions the maximum of oil of the
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