Rose ( Rosa L.) is an economically important ornamental genus that has been cultivated for its scent the perfume industry since antiquity. However, most modern roses have lost their fragrance during later stages of breeding process. Here, 59 species , including 24 wild species, 20 Chinese old garden roses, and 15 were examined by headspace solid-phase microextraction gas chromatography–mass spe...

Job scheduling is one of the main factors affecting grid computing performance. Job scheduling problem classified as an NP-hard problem. Such a problem can be solved only by using approximate algorithms such as heuristic and meta-heuristic algorithms. Ant colony system algorithm is a meta-heuristic algorithm which has the ability to solve differenttypes of NP-hard problems.However, ant colony s...

The creation of therapeutic rose garden on the territories medical institutions in Crimea is urgent and extremely necessary. 25% modern assortment roses have different scents. A huge potential for gardens represented by collection Nikitsky Botanical Garden. Based it, scent 92 varieties from 8 groups was evaluated: hybrid tea, cluster-flowered, grandiflora, semi-climbing (Shrub), climbing (Climb...