银版照相
发表于 2025-3-28 16:58:02
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Demonstrate
发表于 2025-3-28 18:59:11
The Use of the American General Land Office Survey in Syndynamical Vegetation Analysis native vegetation. Over most of the continent few fragments of the pre-settlement forests remain. These few are widely scattered and of limited value for ecological interpretation. Even before European settlement the American Indian was responsible for changes in vegetation, particularly through th
Affiliation
发表于 2025-3-28 23:13:52
Die Bedeutung Der Forstwirtschafts-Geschichte in Mitteleuropa und Frankreich für Die Syndynamische Vinseitig ökonomisch ausgerichteten “Forstbetriebseinrichtung” als Ordnungsplanung in Zeit und Raum, die Reinbestände (besonders der Nadelhölzer, aber auch von Buche und Eiche) im Hochwaldsystem zur Folge hatte, trat ein enger Kontakt zur damals blühenden Pflanzengeographie (Drude u.a.) ein, indem ma
不在灌木丛中
发表于 2025-3-29 04:57:27
Cyclic Successions and Ecosystem Approaches in Vegetation Dynamicslibrium (climax community, permanent community = Dauergesellschaft). Only natural events of catastrophic dimensions (e.g. hurricanes, earth quakes, landslides etc.) or actions of man (e.g. felling of trees, artificial burning, ploughing etc.) should be reasons of destructions of these terminal commu
陶醉
发表于 2025-3-29 10:11:18
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别名
发表于 2025-3-29 14:54:43
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Feigned
发表于 2025-3-29 18:39:39
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infantile
发表于 2025-3-29 19:44:36
Climax Concepts and Recognitionelopment in the history of ecology, that may be traced back to K. (1863), H. (1885, 1887), W. (1891, 1896), and others . In counterbalance to the idea of vegetation change it was natural to recogni
顽固
发表于 2025-3-30 02:24:59
Differences in Duration of Successional Sereslorado which showed a plant succession from . to . to . would vanish in some 300 years. V. (1970) . forest along the Chena River of interior Alaska was 220 years old, and presumably the . climax muskeg which developed from the more productive white spruce forest was only a few hundreds of years olde
吸引人的花招
发表于 2025-3-30 05:40:34
Special Russian Methods in Classification of Successionsf the last and in the beginning of this century in works of D. (1885, 1892, 1899) and a number of eminent Russian botanists (K. 1888, 1894, P. 1891, 1896, 1908, 1910, T. 1894, T. 1897, 1901, 1904, G. 1901, M. 1912, P. 1914, V. 1915, et al.). Very important for classification of successions were at t