The New Encyclopędia Britannica, Volume 16Encyclopędia Britannica, Incorporated, 1981 - Encyclopedias and dictionaries |
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Page 887
infected plants , such as geraniums , may be masked at high temperatures . ... two virus strains , chemically distinct , may produce indistinguishable symptoms in one orchid plant but strikingly different symptoms in another .
infected plants , such as geraniums , may be masked at high temperatures . ... two virus strains , chemically distinct , may produce indistinguishable symptoms in one orchid plant but strikingly different symptoms in another .
Page 889
Over 100 species are known to cause human and animal diseases ; however , the almost 200 species that cause plant disease infect over 150 different genera of higher plants in more than 50 families . Bacterial diseases can be grouped ...
Over 100 species are known to cause human and animal diseases ; however , the almost 200 species that cause plant disease infect over 150 different genera of higher plants in more than 50 families . Bacterial diseases can be grouped ...
Page 938
cultivated plants were made by the Soviet biogeographer N.I. Vavilov . His works , coupled with later archaeological findings , indicate the main areas of domestication and the formation of primary plant - breeding cultures .
cultivated plants were made by the Soviet biogeographer N.I. Vavilov . His works , coupled with later archaeological findings , indicate the main areas of domestication and the formation of primary plant - breeding cultures .
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Bibliographic information
| Title | The New Encyclopędia Britannica, Volume 16 The New Encyclopędia Britannica |
| Edition | 15 |
| Publisher | Encyclopędia Britannica, Incorporated, 1981 |
| Original from | University of Minnesota |
| Digitized | 19 Jan 2010 |
| ISBN | 085229378X, 9780852293782 |
| Export Citation | BiBTeX EndNote RefMan |