lanugo
发表于 2025-3-26 21:21:17
Differences Between Fluctuations and Successionsns, as differentiated from successions, are characterized by (a) differently orientated changes in phytocoenoses from year to year or from one period to another one, (b) reversibility of changes, (c) in typical cases stability of floristic composition, absence of invasion of new species.
合乎习俗
发表于 2025-3-27 03:43:56
Die Bedeutung Der Forstwirtschafts-Geschichte in Mitteleuropa und Frankreich für Die Syndynamische Vn die “.” . mittels forstgeschichtlicher Quellen zu umreissen versuchte (bes. Dengler, Von W.-G.). Diese Forschungsrichtung wird bis heute fortgesetzt und auch detaillierter auf die standörtlichen Gegebenheiten bezogen (z.B. Neuentdeckung von autochthoner Kiefer im Ostmünsterland (Hesmer 1958) und im Pfälzer Bergland).
gait-cycle
发表于 2025-3-27 07:10:32
Mutual Influences Between Plants, Allelopathy, Competition and Vegetation Changestivation. In extreme cases by influences of associated plants, the advantage of a changed environment can be totally obscured. Thus, in vegetation the environmental factors act mostly not directly on the individuals of a plant taxon; their effects are more or less modified by mutual influences between the plants.
Anterior
发表于 2025-3-27 10:37:20
Climax Concepts and Recognitionze the condition of relative vegetational stability that came to be known as “climax”. Early sources of the concept of climax include H. (1885, 1887), W. (1896) ., the chief associations of Moss (1907, 1910), the stable formations of C. (1911, 1912), and the American work of C. (1899, 1901, 1910, 1911), and C. (1904, 1905, 1916).
ascend
发表于 2025-3-27 14:19:13
Special Russian Methods in Classification of Successionsgrazing, the . as result of mowing, etc.) and . (re-establishment) of vegetation after cessation of the action of the destructive factor; the concept of . (corresponding to “katastrophale Sukzession” of G. 1918 and “catastrophic change” of T. 1935) including the . (caused by felling), . (caused by ploughing) etc.
幻影
发表于 2025-3-27 21:38:22
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羽毛长成
发表于 2025-3-28 00:58:42
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sinoatrial-node
发表于 2025-3-28 02:31:29
Kinds and Rates of Changes in Vegetation and ChronofunctionsTable I). In fact, long-term plant successions must overlap in time the shorter term changes in vegetation. For instance, the range manager’s “trend” is a loose usage of the idea of plant succession, and trend in range condition has always been difficult to separate from fluctuation in condition due
沉积物
发表于 2025-3-28 06:47:05
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Density
发表于 2025-3-28 11:33:12
Grossreste Von Pflanzen, Pollen, Sporen und Bodenprofile in Ihrer Bedeutung für Syndynamik und Synchlätter, Holz, Früchte, Samen usw.), sowie Pollen und Sporen und in Sonderfällen auch gut erhaltene Reste von tierischen Organismen, die eng an bestimmte Biozönosen gebunden sind, wie z.B. Thecamöben u.a. Auch auf Grund der Koinzidenz von Pflanzengesellschaften mit makromorphologisch auffallenden ped