the leaves of four cultivated eucalyptus species, eucalyptus microtheca var. microtheca f. muell., eucalyptus spathulata, eucalyptus largiflorens and eucalyptus torquata were collected in spring from kashan and isfahan provinces (central region of iran). after drying the plant materials in shade, their essential oils were obtained by hydro-distillation. the oils were analyzed by capillary gas c...

A reactor was designed and commissioned to study the fast pyrolysis behavior of banagrass as a function of temperature and volatiles residence time. Four temperatures between 400 and 600°C were examined as well as four residence times between ~1.0 and 10 seconds. Pyrolysis product distributions of bio-oil, char and permanent gases were determined at each reaction condition. The elemental compos...

Effects of cooking and drying on color, curcuminoids, essential oil, aroma compounds Curcuma longa L. were assessed. Sliced fresh turmeric rhizomes air-dried at 60°C directly or after 95°C for 3 90 min. Microscopic observations showed that curcuminoids oil are located in different dedicated cells. Curcuminoids dried both around 10% db. After processing, dispersed throughout the matrix. Drastic ...