Titlebook: Topics in Plant Population Biology; Otto T. Solbrig,Subodh Jain,Peter H. Raven Textbook 1979Latest edition Macmillan Publishers Limited 19

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L. D. Gottlieb dessen Vorzüge darzulegen. Im Prinzip erz?hlt er nichts anderes als das, was er vorhin bei der Beg- ?ung auch schon gesagt hat. Doch der Unterschied ist verblüffend: War er eben noch locker und amüsant, fehlt ihm jetzt jegliches Feuer. Er wi978-3-322-86709-4978-3-322-86708-7

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Genetic Variation and Longevity, 1965; Fowler and Lester, 1970; Fowler and Morris, 1977). This is remarkable, since red pine ranges from Wisconsin to Nova Scotia and from northern Pennsylvania to central Ontario. Other forest tree species occurring in essentially the same environments as those inhabited by red pine have been shown to have considerable genetic variation.

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The Basic Biology of Plant Numbershese factors under different conditions is one of the most important goals of plant population biology. Most population studies have been short-term, however, and have addressed few hypotheses or, in extreme cases, a single prediction or assumption of a mathematical model.

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Fifty Years of Plant Evolutioneded, or followed by doubling of the chromosome number. Population genetics did not become a viable discipline until the 1930s, and its marriage with ecology, which produced the modern, dynamic approach to the processes of evolution, was not consummated until the 1960s.

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Adaptive Strategies: Polymorphism, Plasticity, and Homeostasisty, combined with a high seed output, whereas its congener may have greater seed dormancy and may establish colonies through long-lived seed banks development infrenquently in time (Martins and Jain in press).

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