Growing Hemp in America
نویسندگان
چکیده
منابع مشابه
Industrial Hemp in North America: Production, Politics and Potential
Most of the Western World banned the cultivation of Cannabis sativa in the early 20th century because biotypes high in ∆9-tetrahydrocannabinol (THC, the principal intoxicant cannabinoid) are the source of marijuana. Nevertheless, since 1990, dozens of countries have authorized the licensed growth and processing of “industrial hemp” (cultivars with quite low levels of THC). Canada has concentrat...
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This article describes some negative effects from modernization and urban growth in South America, including disease, pesticides, occupational hazards, poor environmental controls of water and garbage, sanitation, and environmental degradation. South America is following the global trend toward urbanization and the problems that accompany it. Agricultural expansion led to an expanded market f...
متن کاملHemp: A New Crop with New Uses for North America*
“Hemp” refers primarily to Cannabis sativa L. (Cannabaceae), although the term has been applied to dozens of species representing at least 22 genera, often prominent fiber crops. For examples, Manila hemp (abaca) is Musa textilis Née, sisal hemp is Agave sisalina Perrine, and sunn hemp is Crotolaria juncea L. Especially confusing is the phrase “Indian hemp,” which has been used both for narcoti...
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ژورنال
عنوان ژورنال: Scientific American
سال: 1915
ISSN: 0036-8733
DOI: 10.1038/scientificamerican05151915-308supp