Methods of extracting volatile oils from plant material and the production of such oils in the United States
SIEVERS, Arthur F
Methods of extracting volatile oils from plant material and the production of such oils in the United States - Washington 1928 - 35p
AGRICULTURE -- U.S
AGRICULTURE -- U.S
630.973 S43M
Methods of extracting volatile oils from plant material and the production of such oils in the United States - Washington 1928 - 35p
AGRICULTURE -- U.S
AGRICULTURE -- U.S
630.973 S43M