Results 211 to 220 of about 14,814 (252)
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The Opium Poppy: The Forbidden Crop
Journal of Geography, 1974Abstract Although the cultivation of the opium poppy and the use of its narcotic derivatives have been an integral part of many cultures throughout history, it is only in recent years that the impact of the opium trade has aroused great interest in the United States. The opium trade involves two geographical systems.
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Opium poppy (Papaver somniferum L.) oil for preparation of biodiesel: Optimization of conditions
Applied Energy, 2011Laçine Aksoy
exaly
Configuration of reticuline in the opium poppy
Tetrahedron Letters, 1965A.R. Battersby +4 more
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