Auteur Regina C. V. Martins-da-Silva
Documents disponibles écrits par cet auteur (3)
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Maria das Graças B. Zoghbi, Auteur ; Eloisa H. A. Andrade, Auteur ; Regina C. V. Martins-da-Silva, Auteur |The oleoresins of 12 trees of Copaifera reticulata growing wild in the States of Pará and Amapá were examined by GC-FID and GC/MS. The majority oleoresins from Pará possessed high amounts of β-bisabolene (18.4–42.4%) and trans-α-bergamotene (11[...]
Article : texte imprimé
Osmar A. Lameira, Auteur ; Regina C. V. Martins-da-Silva, Auteur ; Maria das Graças B. Zoghbi, Auteur |The oleoresins of three trees of Copaifera duckei Dwyer were harvested from September 2003 at one-month intervals up to September 2004, and the volatiles examined by GC-FID and GC/MS. The highest oleoresin harvested from Sample A occurred at Oc[...]
Article : texte imprimé
Maria das Graças B. Zoghbi, Auteur ; Regina C. V. Martins-da-Silva, Auteur ; José Roberto Trigo, Auteur |The oleoresins of Copaifera paupera, C. piresii and C. pubiflora were examined by GC-FID and GC/MS. The oleoresins of C. paupera and C. piresii were characterized by a high percentage of α-copaene (42.5% and 45.5%), followed by β-caryophyllene [...]
