TY - BOOK AU - Guenther,Ernest TI - The essential oils AV - TP958 G77 PY - 1952///c1948 CY - New York PB - D. Van Nostrand KW - Olores N1 - Contenido: v. 1. History. Origin in plants. Production. Analysis.- v. 2. The constituents of essential oils.- v. 3. Individual essential oils of the plant families rutacaee and labiate.- v. 4. Individual essential oils of the plant families; graminae, lauracae, burseraceae, myrtacae, umbelliferae and geraniaceae .- v. 5. Individaul essential oils of the plant families.- v. 6 Individual essential oils of the plant families ER -