منابع مشابه
Hemp: 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...
متن کاملSix new species of Acomoptera from North America (Diptera, Mycetophilidae)
Six new species are described, raising the number of North American Acomoptera species to seven and the genus total to ten, and nearly doubling the number of species within the putative clade containing Acomoptera, Drepanocercus, and Paratinia. These novel species forms have implications for the concept of Acomoptera that in turn, may impact our understanding of its generic relationships and th...
متن کاملTwo New “Verticillium” Threats to Sunflower in North America
A new strain of Verticillium dahliae, the fungus causing Verticillium leaf mottle and wilt, was identified from northwestern Minnesota in 2002. The new strain or biotype is characterized by its ability to overcome the single, dominant V-1 resistance gene employed in oilseed and confection hybrids. Samples collected in 2003 from diseased plants confirmed the new biotype also exists in Manitoba, ...
متن کاملNew Hydrobiid Snails (mollusca: Gastropoda: Prosobranchia: Truncatelloidea) from North America
— The following new species of Cochliopinae (Prosobranchia: Hydrobiidae) are described: Aroapyrgus polius from Mexico; Cochliopa perforata from Costa Rica; Heleobops clytus from the Dominican Republic; H. torquatus from Jamaica; Lithococcus aletes from Costa Rica; and Littoridina microcona from Costa Rica. In addition, the following new genera and species are described: Mesobia pristina from Ho...
متن کاملSix new Eimeria species from vespertilionid bats of North America.
Twenty species of bats (Molossidae, Vespertilionidae) were collected from California, New Mexico, Oregon, South Carolina, Utah, and Baja California Norte (Mexico), and 29 of 404 (7%) animals, including Antrozous pallidus, Eptesicus fuscus, Myotis auriculus, Myotis californicus, Myotis ciliolabrum, Myotis evotis, Myotis lucifugus, Myotis thysanodes, Myotis vivesi, Myotis volans, Myotis yumanensi...
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ژورنال
عنوان ژورنال: New Phytologist
سال: 1999
ISSN: 0028-646X,1469-8137
DOI: 10.1046/j.1469-8137.1999.00466-1.x